Subaru Forester 2001 Service Manual
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Subaru Forester 2001 Service Manual

Chassis section
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See also: Service Manual , Owner's Manual
2001 FORESTER SERVICE MANUAL
CHASSIS SECTION
This service manual has been prepared
to provide SUBARU service personnel
with the necessary information and data
for the correct maintenance and repair of
SUBARU vehicles.
This manual includes the procedures for
maintenance, disassembling, reassem-
bling, inspection and adjustment of com-
ponents and diagnostics for guidance of
experienced mechanics.
Please peruse and utilize this manual
fully to ensure complete repair work for
satisfying our customers by keeping their
vehicle in optimum condition. When
replacement of parts during repair work is
needed, be sure to use SUBARU genu-
ine parts.
All information, illustration and specifica-
tions contained in this manual are based
on the latest product information avail-
able at the time of publication approval.
FUJI HEAVY INDUSTRIES LTD.
QUICK REFERENCE INDEX
G8050GE5

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Summary of Contents for Subaru Forester 2001

  • Page 1 When replacement of parts during repair work is needed, be sure to use SUBARU genu- ine parts. All information, illustration and specifica- tions contained in this manual are based on the latest product information avail- able at the time of publication approval.

  • Page 2: Table Of Contents

    Subaru Select Monitor................18 Read Diagnostic Trouble Code ..............20 Inspection Mode ..................21 Clear Memory Mode..................22 ABS Warning Light Illumination Pattern............23 List of Diagnostics Trouble Code ..............24 Diagnostics Chart with Diagnosis Connector..........28 Diagnostics Chart with Subaru Select Monitor .........90 General Diagnostics Table ..............174...

  • Page 3: Basic Diagnostic Procedure

    BASIC DIAGNOSTIC PROCEDURE ABS (DIAGNOSTICS) 1. Basic Diagnostic Procedure S006501 A: PROCEDURE S006501E45 1. WITHOUT SUBARU SELECT MONITOR S006501E4501 CAUTION: Remove foreign matter (dust, water, etc.) from the ABSCM&H/U connector during removal and installation. NOTE: ¼ To check harness for broken wires or short circuits, shake it while holding it or the connector.
  • Page 4 For trouble code list, refer to “List of Diagnos- nostics Chart with tics Trouble Code”.<Ref. to ABS-24, WITH- Diagnosis Con- OUT SUBARU SELECT MONITOR, LIST, List nector.> of Diagnostics Trouble Code.> 2) Repair trouble cause. 3) Perform the clear memory mode. <Ref. to...
  • Page 5 NOTE: ¼ To check harness for broken wires or short circuits, shake it while holding it or the connector. ¼ Check list for interview. <Ref. to ABS-26, WITH SUBARU SELECT MONITOR, LIST, List of Diagnostics Trouble Code.> Step Check CHECK PRE-INSPECTION.
  • Page 6 ABS warn- diagnosis. “Diagnostics Chart Subaru Select Monitor”.<Ref. to ABS-90, ing light go out after turning with Subaru Diagnostics Chart with Subaru Select Moni- Select Monitor”. tor.> <Ref. to ABS-90, NOTE: Diagnostics Chart For trouble code list, refer to “List of Diagnos- with Subaru tics Trouble Code”.<Ref.

  • Page 7: Check List For Interview

    CHECK LIST FOR INTERVIEW ABS (DIAGNOSTICS) 2. Check List for Interview S006502 A: CHECK S006502A04 Check the following items about the vehicle’s state. 1. STATE OF ABS WARNING LIGHT S006502A0401 „ Always ABS warning light „ Sometimes comes on. „ Only once „...

  • Page 8: Check List For Interview

    CHECK LIST FOR INTERVIEW ABS (DIAGNOSTICS) 2. SYMPTOMS S006502A0402 „ Performs no work. ABS operating con- dition „ Operates only when abruptly applying brakes. Vehicle speed : km/h ¼ How to step on brake pedal : a) Operating time : b) Operating noise : „...
  • Page 9 CHECK LIST FOR INTERVIEW ABS (DIAGNOSTICS) 3. CONDITIONS UNDER WHICH TROUBLE OCCURS S006502A0403 „ Fine Environment a) Weather „ Cloudy „ Rainy „ Snowy „ Various/Others : b) Ambient temperature °F (°C) „ Urban area c) Road „ Suburbs „ Highway „...

  • Page 10: General Description

    GENERAL DESCRIPTION ABS (DIAGNOSTICS) 3. General Description B: INSPECTION S006001A10 S006001 Before performing diagnostics, check the following A: CAUTION S006001A03 items which might affect ABS problems: 1. SUPPLEMENTAL RESTRAINT SYSTEM 1. BATTERY “AIRBAG” S006001A1001 S006001A0301 Measure battery voltage and specific gravity of Airbag system wiring harness is routed near the electrolyte.

  • Page 11: Special Tools

    GENERAL DESCRIPTION ABS (DIAGNOSTICS) C: PREPARATION TOOL S006001A17 1. SPECIAL TOOLS S006001A1701 ILLUSTRATION TOOL NUMBER DESCRIPTION REMARKS 24082AA150 CARTRIDGE Troubleshooting for electrical systems. (Newly adopted tool) B2M3876 22771AA030 SELECT MONITOR Troubleshooting for electrical systems. ¼ English: 22771AA030 (Without printer) ¼ German: 22771AA070 (Without printer) ¼...
  • Page 12 GENERAL DESCRIPTION ABS (DIAGNOSTICS) MEMO: ABS-11...

  • Page 13: Electrical Components Location

    (2) Proportioning valve (7) Front tone wheel (14) Master cylinder (3) Diagnosis connector (8) Front ABS sensor (4) ABS warning light (9) Rear tone wheel (5) Data link connector (for (10) Rear ABS sensor SUBARU select monitor) (11) Wheel cylinder ABS-12...
  • Page 14 ELECTRICAL COMPONENTS LOCATION ABS (DIAGNOSTICS) S2M2018B B4M1226B B4M2285A H4M1328B B4M0646H B4M0231E S4M0056A ABS-13...

  • Page 15: Control Module I/O Signal

    CONTROL MODULE I/O SIGNAL ABS (DIAGNOSTICS) 5. Control Module I/O Signal S006524 A: ELECTRICAL SPECIFICATION S006524A08 B4M1228A NOTE: ¼ The terminal numbers in the ABS control module and hydraulic control unit connector are as shown in the figure. ¼ When the connector is removed from the ABSCM&H/U, the connector switch closes the circuit between terminal No.
  • Page 16 CONTROL MODULE I/O SIGNAL ABS (DIAGNOSTICS) Input/Output signal Terminal No. Contents (+)—(−) Measured value and measuring conditions Front left wheel 9—10 Front right wheel 11—12 ABS sensor*2 0.12 — 1 V (Wheel speed sensor) (When it is 20 Hz.) Rear left wheel 7—8 Rear right wheel 13—15...
  • Page 17 CONTROL MODULE I/O SIGNAL ABS (DIAGNOSTICS) B: SCHEMATIC S006524A21 B4M2226 (1) ABS control module and hydrau- (9) Front right outlet solenoid valve (17) ABS warning light lic control unit (ABSCM&H/U) (10) Rear left inlet solenoid valve (18) Stop light switch (2) ABS control module area (11) Rear left outlet solenoid valve (19) Stop light...

  • Page 18: Control Module I/O Signal

    CONTROL MODULE I/O SIGNAL ABS (DIAGNOSTICS) C: WAVEFORM S006524G79 B4M2526A ABS-17...

  • Page 19: Subaru Select Monitor

    ¼ For detailed concerning diagnostic trouble codes, refer to the LIST OF DIAGNOSTICS S2M0286 TROUBLE CODE. <Ref. to ABS-24, List of Diag- 4) Connect Subaru Select Monitor to data link nostics Trouble Code.> connector. (1) Data link connector located in the lower por- tion of the instrument panel (on the driver’s...

  • Page 20: Subaru Select Monitor

    Brake Control Diagnosis display screen, select the {Clear Memory} and press the key. 5) When the “Done” and “turn ignition switch OFF” are shown on the display screen, turn the Subaru Select Monitor and ignition switch to OFF. NOTE: For detailed operation procedure, refer to the SUBARU SELECT MONITOR OPERATION MANUAL.

  • Page 21: Read Diagnostic Trouble Code

    (Stored codes will stay in memory until they are cleared.) B4M0232A 2. WITH SUBARU SELECT MONITOR S006508A1601 Refer to SUBARU SELECT MONITOR for information about how to obtain and understand trouble codes. <Ref. to ABS-18, Subaru Select Monitor.> ABS-20...

  • Page 22: Inspection Mode

    INSPECTION MODE ABS (DIAGNOSTICS) 8. Inspection Mode S006510 A: OPERATION S006510A16 Reproduce the condition under which the problem has occurred as much as possible. Drive the vehicle at a speed more than 40 km/h (25 MPH) for at least one minute. ABS-21...

  • Page 23: Clear Memory Mode

    After diagnostics is completed, make sure to clear memory. Make sure only start code (11) is shown after memory is cleared. 2. WITH SUBARU SELECT MONITOR S006513A1601 Refer to SUBARU SELECT MONITOR for information about how to clear trouble codes. <Ref. to ABS-18, Subaru Select Monitor.> ABS-22...

  • Page 24: Abs Warning Light Illumination Pattern

    ABS WARNING LIGHT ILLUMINATION PATTERN ABS (DIAGNOSTICS) 10. ABS Warning Light Illumination Pattern S006581 A: INSPECTION S006581A10 B4M0781A 1) When the ABS warning light does not illuminate in accordance with this illumination pattern, there must be an electrical malfunction. 2) When the ABS warning light remains constantly OFF, repair the ABS warning light circuit or diagnosis circuit.

  • Page 25: List Of Diagnostics Trouble Code

    LIST OF DIAGNOSTICS TROUBLE CODE ABS (DIAGNOSTICS) 11. List of Diagnostics Trouble Code S006511 A: LIST S006511A12 1. WITHOUT SUBARU SELECT MONITOR S006511A1201 Trouble Contents of diagnosis Index No. code Start code ¼ Trouble code is shown after start code.
  • Page 26 LIST OF DIAGNOSTICS TROUBLE CODE ABS (DIAGNOSTICS) Trouble Contents of diagnosis Index No. code <Ref. to ABS-62, TROUBLE CODE 31 — ABNORMAL INLET Front right inlet valve SOLENOID VALVE CIRCUIT(S) IN ABSCM&H/U (FRONT RH) —, Diagnostics Chart with Diagnosis Connector.> <Ref.
  • Page 27 Chart with Subaru Select Monitor.> <Ref. to ABS-106, TROUBLE CODE 24 — FRONT LEFT ABNOR- Front left ABS sensor Front left ABS sensor MAL ABS SENSOR SIGNAL —, Diagnostics Chart with Subaru abnormal signal abnormal signal Select Monitor.> Open or short circuit in Open or short circuit in <Ref.
  • Page 28 Monitor.> <Ref. to ABS-166, TROUBLE CODE 56 — ABNORMAL G SEN- Abnormal G sensor Abnormal G sensor SOR HIGH µ OUTPUT —, Diagnostics Chart with Subaru Select high µ output high µ output Monitor.> <Ref. to ABS-170, TROUBLE CODE 56 — DETECTION OF G...

  • Page 29: Abs Warning

    DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) 12. Diagnostics Chart with Diagnosis Connector S006522 A: ABS WARNING LIGHT DOES NOT COME ON. S006522E24 DIAGNOSIS: ¼ ABS warning light circuit is open or shorted. TROUBLE SYMPTOM: ¼ When ignition switch is turned ON (engine OFF), ABS warning light does not come on. ABS-28...

  • Page 30: Diagnostics Chart With Diagnosis Connector

    DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) WIRING DIAGRAM: LHD MODEL S4M0553 ABS-29...
  • Page 31 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) WIRING DIAGRAM: RHD MODEL S4M0554 ABS-30...
  • Page 32 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) Step Check CHECK IF OTHER WARNING LIGHTS Do other warning lights turn Go to step 2. Repair combina- TURN ON. tion meter. <Ref. Turn ignition switch to ON (engine OFF). to IDI-15, Combi- nation Meter Assembly.>...
  • Page 33 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) Step Check CHECK BATTERY SHORT OF ABS WARN- Is the voltage less than 3 Go to step 7. Repair wiring har- ING LIGHT HARNESS. ness. 1) Turn ignition switch to OFF. 2) Measure voltage between connector (F45) or (F2) and chassis ground.
  • Page 34 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) MEMO: ABS-33...
  • Page 35 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) B: ABS WARNING LIGHT DOES NOT GO OFF. S006522E25 DIAGNOSIS: ¼ ABS warning light circuit is open or shorted. TROUBLE SYMPTOM: ¼ When starting the engine and while ABS warning light is kept ON. WIRING DIAGRAM: LHD MODEL S4M0553 ABS-34...
  • Page 36 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) WIRING DIAGRAM: RHD MODEL S4M0554 ABS-35...

  • Page 37: Power Supply

    DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) Step Check CHECK INSTALLATION OF ABSCM&H/U Is ABSCM&H/U connector Go to step 2. Insert CONNECTOR. inserted into ABSCM until ABSCM&H/U con- Turn ignition switch to OFF. the clamp locks onto it? nector into ABSCM&H/U until the clamp locks onto it.
  • Page 38 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) Step Check CHECK WIRING HARNESS. Is the resistance less than Go to step 11. Repair harness. 0.5 Ω? Measure resistance between connector (F45) or (F2) and chassis ground. Connector & terminal LHD turbo: (F45) No. 10 — Chassis ground: LHD non-turbo: (F45) No.
  • Page 39 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) C: TROUBLE CODE DOES NOT APPEAR. S006522E50 DIAGNOSIS: ¼ Diagnosis circuit is open. TROUBLE SYMPTOM: ¼ The ABS warning light turns on or off normally but the start code cannot be read out in the diagnostic mode.
  • Page 40 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) WIRING DIAGRAM: LHD MODEL S4M0553 ABS-39...
  • Page 41 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) WIRING DIAGRAM: RHD MODEL S4M0554 ABS-40...
  • Page 42 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) Step Check CHECK DIAGNOSIS TERMINAL. Is the resistance less than Go to step 2. Repair diagnosis 0.5 Ω? 1) Turn ignition switch to OFF. terminal harness. 2) Measure resistance between diagnosis ter- minals (B81) and chassis ground. Terminals Diagnosis terminal (A) —...
  • Page 43 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) D: TROUBLE CODE 21 — ABNORMAL ABS SENSOR (OPEN CIRCUIT OR INPUT VOLTAGE TOO HIGH) (FRONT RH) — S006522E60 NOTE: For the diagnostic procedure, refer to TROUBLE CODE 27. <Ref. to ABS-42, TROUBLE CODE 27 — ABNORMAL ABS SENSOR (OPEN CIRCUIT OR INPUT VOLTAGE TOO HIGH) (REAR LH) —, Diagnos- tics Chart with Diagnosis Connector.>...
  • Page 44 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) WIRING DIAGRAM: LHD MODEL S4M0555 ABS-43...
  • Page 45 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) WIRING DIAGRAM: RHD MODEL S4M0556 ABS-44...
  • Page 46 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) Step Check CHECK ABS SENSOR. Is the resistance between 1 Go to step 2. Replace ABS sen- 1) Turn ignition switch to OFF. and 1.5 kΩ? sor. Front: <Ref. 2) Disconnect connector from ABS sensor. to ABS-14, Front 3) Measure resistance of ABS sensor connec- ABS Sensor.>...
  • Page 47 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) Step Check CHECK BATTERY SHORT OF HARNESS. Is the voltage less than 1 Go to step 6. Repair harness Measure voltage between ABSCM&H/U con- between nector and chassis ground. ABSCM&H/U and Connector & terminal ABS sensor.

  • Page 48: Output

    DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) Step Check CHECK GROUND SHORT OF ABS SEN- Is the resistance more than Go to step 11. Replace ABS sen- SOR. 1 MΩ? sor and 1) Turn ignition switch to ON. ABSCM&H/U. 2) Measure resistance between ABS sensor Front: <Ref.
  • Page 49 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) H: TROUBLE CODE 22 — ABNORMAL ABS SENSOR (FRONT RH) — S006522E64 NOTE: For the diagnostic procedure, refer to TROUBLE CODE 28. <Ref. to ABS-48, TROUBLE CODE 28 — ABNORMAL ABS SENSOR (REAR LH) —, Diagnostics Chart with Diagnosis Connector.> I: TROUBLE CODE 24 —...
  • Page 50 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) WIRING DIAGRAM: LHD MODEL S4M0555 ABS-49...
  • Page 51 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) WIRING DIAGRAM: RHD MODEL S4M0556 ABS-50...
  • Page 52 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) Step Check CHECK INSTALLATION OF ABS SENSOR. Are the ABS sensor instal- Go to step 2. Tighten ABS sen- Turn ignition switch to OFF. lation bolts tightened sor installation Tightening torque: securely? bolts securely. 32±10 N·m (3.3±1.0 kgf-m, 24±7 ft-lb) CHECK ABS SENSOR GAP.
  • Page 53 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) Step Check CHECK DAMAGE OF ABS SENSOR OR Are there broken or dam- Replace ABS sen- Go to step 7. TONE WHEEL. aged in the ABS sensor sor or tone wheel. piece or the tone wheel? Front: <Ref.
  • Page 54 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) Step Check CHECK GROUND SHORT OF HARNESS. Is the resistance more than Go to step 12. Repair harness/ Measure resistance between ABSCM&H/U 1 MΩ? connector connector and chassis ground. between Connector & terminal ABSCM&H/U and Trouble code 22 / (F49) No.
  • Page 55 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) Step Check CHECK ANY OTHER TROUBLE CODES Are other trouble codes Proceed with the A temporary noise APPEARANCE. being output? diagnosis corre- interference. sponding to the trouble code. ABS-54...
  • Page 56 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) MEMO: ABS-55...
  • Page 57 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) L: TROUBLE CODE 29 — ABNORMAL ABS SENSOR SIGNAL (ANY ONE OF FOUR) — S006522E68 DIAGNOSIS: ¼ Faulty ABS sensor signal (noise, irregular signal, etc.) ¼ Faulty tone wheel ¼ Wheels turning freely for a long time TROUBLE SYMPTOM: ¼...
  • Page 58 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) WIRING DIAGRAM: LHD MODEL S4M0555 ABS-57...
  • Page 59 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) WIRING DIAGRAM: RHD MODEL S4M0556 ABS-58...
  • Page 60 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) Step Check CHECK IF THE WHEELS HAVE TURNED Check if the wheels have The ABS is nor- Go to step 2. FREELY FOR A LONG TIME. been turned freely for more mal. Erase the than one minute, such as trouble code.
  • Page 61 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) Step Check CHECK ABS SENSOR SIGNAL. Is oscilloscope pattern Go to step 12. Go to step 9. 1) Raise all four wheels of ground. smooth, as shown in fig- 2) Turn ignition switch OFF. ure? 3) Connect the oscilloscope to the connector.
  • Page 62 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) Step Check CHECK ABSCM&H/U. Is the same trouble code Replace Go to step 13. 1) Turn ignition switch to OFF. as in the current diagnosis ABSCM&H/U. 2) Connect all connectors. still being output? <Ref.
  • Page 63 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) M: TROUBLE CODE 31 — ABNORMAL INLET SOLENOID VALVE CIRCUIT(S) IN ABSCM&H/U (FRONT RH) — S006522E69 NOTE: For the diagnostic procedure, refer to TROUBLE CODE 37. <Ref. to ABS-62, TROUBLE CODE 37 — ABNORMAL INLET SOLENOID VALVE CIRCUIT(S) IN ABSCM&H/U (REAR LH) —, Diagnostics Chart with Diagnosis Connector.>...
  • Page 64 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) WIRING DIAGRAM: S4M0557 ABS-63...
  • Page 65 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) Step Check CHECK FUSE. Is the fuse blown out? Replace fuse. Go to step 2. CHECK INPUT VOLTAGE OF ABSCM&H/U. Is the voltage between 10 Go to step 3. Repair harness 1) Disconnect connector from ABSCM&H/U. and 15 V? connector 2) Run the engine at idle.
  • Page 66 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) MEMO: ABS-65...
  • Page 67 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) Q: TROUBLE CODE 32 — ABNORMAL OUTLET SOLENOID VALVE CIRCUIT(S) IN ABSCM&H/U (FRONT RH) — S006522E73 NOTE: For the diagnostic procedure, refer to TROUBLE CODE 38. <Ref. to ABS-66, TROUBLE CODE 38 — ABNORMAL OUTLET SOLENOID VALVE CIRCUIT(S) IN ABSCM&H/U (REAR LH) —, Diagnostics Chart with Diagnosis Connector.>...
  • Page 68 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) WIRING DIAGRAM: S4M0557 ABS-67...
  • Page 69 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) Step Check CHECK FUSE. Is the fuse blown out? Replace fuse. Go to step 2. CHECK INPUT VOLTAGE OF ABSCM&H/U. Is the voltage between 10 Go to step 3. Repair harness 1) Disconnect connector from ABSCM&H/U. and 15 V? connector 2) Run the engine at idle.
  • Page 70 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) MEMO: ABS-69...
  • Page 71 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) U: TROUBLE CODE 41 — ABNORMAL ABS CONTROL MODULE — S006522D29 DIAGNOSIS: ¼ Faulty ABSCM&H/U. TROUBLE SYMPTOM: ¼ ABS does not operate. WIRING DIAGRAM: B4M1457 ABS-70...
  • Page 72 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) Step Check CHECK GROUND CIRCUIT OF Is the resistance less than Go to step 2. Repair 0.5 Ω? ABSCM&H/U. ABSCM&H/U 1) Turn ignition switch to OFF. ground harness. 2) Disconnect connector from ABSCM&H/U. 3) Measure resistance between ABSCM&H/U and chassis ground.
  • Page 73 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) V: TROUBLE CODE 42 — SOURCE VOLTAGE IS ABNORMAL. — S006522D37 DIAGNOSIS: ¼ Power source voltage of the ABSCM&H/U is low or high. TROUBLE SYMPTOM: ¼ ABS does not operate. WIRING DIAGRAM: S4M0557 ABS-72...
  • Page 74 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) Step Check CHECK GENERATOR. Is the voltage between 10 Go to step 2. Repair generator. 1) Start engine. and 17 V? <Ref. to SC-12, 2) Idling after warm-up. Generator.> 3) Measure voltage between generator B ter- minal and chassis ground.
  • Page 75 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) W: TROUBLE CODE 44 — A COMBINATION OF AT CONTROL ABNORMAL — S006522D42 DIAGNOSIS: ¼ Combination of AT control faults TROUBLE SYMPTOM: ¼ ABS does not operate. WIRING DIAGRAM: S4M0558 ABS-74...
  • Page 76 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) Step Check CHECK SPECIFICATIONS OF THE Is an ABSCM&H/U for AT Replace Go to step 2. ABSCM&H/U. model installed on a MT ABSCM&H/U. Check specifications of the mark to the model? <Ref. to ABS-7, ABSCM&H/U.
  • Page 77 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) X: TROUBLE CODE 51 — ABNORMAL VALVE RELAY — S006522D61 DIAGNOSIS: ¼ Faulty valve relay TROUBLE SYMPTOM: ¼ ABS does not operate. WIRING DIAGRAM: S4M0559 ABS-76...
  • Page 78 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) Step Check CHECK FUSE. Is the fuse blown out? Replace fuse. Go to step 2. Is the voltage between 10 Go to step 3. Repair harness CHECK INPUT VOLTAGE OF ABSCM&H/U. 1) Turn ignition switch to OFF. and 15 V? connector 2) Disconnect connector from ABSCM&H/U.
  • Page 79 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) Y: TROUBLE CODE 52 — ABNORMAL MOTOR AND/OR MOTOR RELAY — S006522D65 DIAGNOSIS: ¼ Faulty motor ¼ Faulty motor relay ¼ Faulty harness connector TROUBLE SYMPTOM: ¼ ABS does not operate. ABS-78...
  • Page 80 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) WIRING DIAGRAM: S4M0560 ABS-79...
  • Page 81 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) Step Check CHECK INPUT VOLTAGE OF ABSCM&H/U. Is the voltage between 10 Go to step 2. Repair harness/ 1) Turn ignition switch to OFF. and 15 V? connector 2) Disconnect connector from ABSCM&H/U. between battery 3) Turn ignition switch to ON.
  • Page 82 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) MEMO: ABS-81...

  • Page 83: Stop Light

    DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) Z: TROUBLE CODE 54 — ABNORMAL STOP LIGHT SWITCH — S006522D72 DIAGNOSIS: ¼ Faulty stop light switch TROUBLE SYMPTOM: ¼ ABS does not operate. WIRING DIAGRAM: S4M0561 ABS-82...
  • Page 84 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) Step Check CHECK STOP LIGHTS COME ON. Do stop lights come on? Go to step 2. Repair stop lights Depress the brake pedal. circuit. Is the voltage between 10 Go to step 3. Repair harness CHECK OPEN CIRCUIT IN HARNESS.
  • Page 85 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) AA: TROUBLE CODE 56 — ABNORMAL G SENSOR OUTPUT VOLTAGE — S006522E77 DIAGNOSIS: ¼ Faulty G sensor output voltage TROUBLE SYMPTOM: ¼ ABS does not operate. WIRING DIAGRAM: LHD MODEL S4M0562 ABS-84...
  • Page 86 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) WIRING DIAGRAM: RHD MODEL S4M0563 ABS-85...
  • Page 87 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) Step Check CHECK ALL FOUR WHEELS FOR FREE Have the wheels been The ABS is nor- Go to step 2. TURNING. turned freely such as when mal. Erase the the vehicle is lifted up, or trouble code.
  • Page 88 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) Step Check CHECK GROUND SHORT OF HARNESS. Is the resistance more than Go to step 9. Repair harness Measure resistance between ABSCM&H/U 1 MΩ? between G sensor connector and chassis ground. and ABSCM&H/U. Connector &...

  • Page 89: Abs Operation Signal

    DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) AB: SELECT MONITOR AE: ANALOG DATA ARE S006522E48 DISPLAYED. Applicable cartridge of select monitor: <Ref. to S006522E29 ABS-10, Special Tools, PREPARATION TOOL, Display screen Contents to be monitored General Description.> Wheel speed detected by the Front NOTE: FR wheel speed Right ABS sensor is displayed in km/h...
  • Page 90 DIAGNOSTICS CHART WITH DIAGNOSIS CONNECTOR ABS (DIAGNOSTICS) AH: FREEZE FRAME DATA S006522E39 NOTE: ¼ Data stored at the time of trouble occurrence is shown on display. ¼ Each time trouble occurs, the latest information is stored in the freeze frame data in memory. ¼...

  • Page 91: Diagnostics Chart With Subaru Select Monitor

    DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) 13. Diagnostics Chart with Subaru Select Monitor S006583 A: COMMUNICATION FOR INITIALIZING IMPOSSIBLE S006583E34 DIAGNOSIS: ¼ Faulty harness connector TROUBLE SYMPTOM: ¼ ABS warning light remains on. ABS-90...

  • Page 92: Diagnostics Chart With Subaru Select Monitor

    DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) WIRING DIAGRAM: S4M0564 ABS-91...

  • Page 93: Diagnostics Chart With Subaru Select Monitor

    DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) Step Check CHECK IGNITION SWITCH. Is ignition switch ON? Go to step 2. Turn ignition switch to ON, and select ABS mode using the select monitor. CHECK BATTERY. Is voltage more than 11 V? Go to step 3.
  • Page 94 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) Step Check CHECK HARNESS CONNECTOR Is the resistance less than Go to step 10. Repair harness 1 Ω? BETWEEN EACH CONTROL MODULE AND and connector DATA LINK CONNECTOR. between each 1) Turn ignition switch to OFF.
  • Page 95 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) B: NO TROUBLE CODE S006583E41 DIAGNOSIS: ¼ ABS warning light circuit is shorted. TROUBLE SYMPTOM: ¼ ABS warning light remains on. ¼ NO TROUBLE CODE displayed on the select monitor. NOTE: When the ABS warning light is OFF and “NO TROUBLE CODE” is displayed on the select monitor, the system is in normal condition.
  • Page 96 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) WIRING DIAGRAM: LHD MODEL S4M0553 ABS-95...
  • Page 97 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) WIRING DIAGRAM: RHD MODEL S4M0554 ABS-96...
  • Page 98 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) Step Check CHECK WIRING HARNESS. Does the ABS warning light Go to step 2. Repair front wiring 1) Turn ignition switch to OFF. remain off? harness. 2) Disconnect connector (F45) or (F2) from connector (B62) or (B100).
  • Page 99 S006583C50 NOTE: For the diagnostic procedure, refer to TROUBLE CODE 27. <Ref. to ABS-98, TROUBLE CODE 27 — OPEN OR SHORT CIRCUIT IN REAR LEFT ABS SENSOR CIRCUIT —, Diagnostics Chart with Subaru Select Monitor.> D: TROUBLE CODE 23 — OPEN OR SHORT CIRCUIT IN FRONT LEFT ABS SENSOR CIRCUIT —...
  • Page 100 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) WIRING DIAGRAM: LHD MODEL S4M0555 ABS-99...
  • Page 101 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) WIRING DIAGRAM: RHD MODEL S4M0556 ABS-100...
  • Page 102 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) Step Check CHECK OUTPUT OF ABS SENSOR USING Does the speed indicated Go to step 2. Go to step 8. SELECT MONITOR. on the display change in 1) Select “Current data display & Save” on response to the speedom- the select monitor.
  • Page 103 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) Step Check CHECK BATTERY SHORT OF ABS SEN- Is the voltage less than 1 Go to step 10. Replace ABS sen- SOR. sor. Front: <Ref. 1) Disconnect connector from ABSCM&H/U. to ABS-14, Front 2) Measure voltage between ABS sensor and ABS Sensor.>...
  • Page 104 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) Step Check CHECK BATTERY SHORT OF HARNESS. Is the voltage less than 1 Go to step 14. Repair harness 1) Turn ignition switch to ON. between 2) Measure voltage between ABSCM&H/U ABSCM&H/U and connector and chassis ground.
  • Page 105 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) Step Check CHECK GROUND SHORT OF HARNESS. Is the resistance more than Go to step 19. Repair harness 1) Turn ignition switch to OFF. 1 MΩ? between 2) Connect connector to ABS sensor.
  • Page 106 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) MEMO: ABS-105...
  • Page 107 NOTE: For the diagnostic procedure, refer to TROUBLE CODE 28. <Ref. to ABS-106, TROUBLE CODE 28 — REAR LEFT ABNORMAL ABS SENSOR SIGNAL —, Diagnostics Chart with Subaru Select Monitor.> H: TROUBLE CODE 24 — FRONT LEFT ABNORMAL ABS SENSOR SIGNAL —...
  • Page 108 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) WIRING DIAGRAM: LHD MODEL S4M0555 ABS-107...
  • Page 109 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) WIRING DIAGRAM: RHD MODEL S4M0556 ABS-108...
  • Page 110 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) Step Check CHECK OUTPUT OF ABS SENSOR USING Does the speed indicated Go to step 2. Go to step 8. SELECT MONITOR. on the display change in 1) Select “Current data display & Save” on response to the speedom- the select monitor.
  • Page 111 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) Step Check CHECK ABS SENSOR GAP. Is the gap within the speci- Go to step 10. Adjust the gap. Measure tone wheel to ABS sensor piece gap fications? NOTE: over entire perimeter of the wheel.
  • Page 112 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) Step Check CHECK DAMAGE OF ABS SENSOR OR Are there broken or dam- Replace ABS sen- Go to step 14. TONE WHEEL. aged in the ABS sensor sor or tone wheel. piece or the tone wheel? Front: <Ref.
  • Page 113 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) Step Check CHECK GROUND SHORT OF HARNESS. Is the resistance more than Go to step 19. Repair harness/ Measure resistance between ABSCM&H/U 1 MΩ? connector connector and chassis ground. between Connector & terminal ABSCM&H/U and...
  • Page 114 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) Step Check CHECK ANY OTHER TROUBLE CODES Are other trouble codes Proceed with the A temporary noise APPEARANCE. being output? diagnosis corre- interference. sponding to the trouble code. ABS-113...
  • Page 115 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) K: TROUBLE CODE 29 — ABNORMAL ABS SENSOR SIGNAL ON ANY ONE OF FOUR SENSOR — S006583E78 DIAGNOSIS: ¼ Faulty ABS sensor signal (noise, irregular signal, etc.) ¼ Faulty tone wheel ¼ Wheels turning freely for a long time TROUBLE SYMPTOM: ¼...
  • Page 116 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) WIRING DIAGRAM: LHD MODEL S4M0555 ABS-115...
  • Page 117 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) WIRING DIAGRAM: RHD MODEL S4M0556 ABS-116...
  • Page 118 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) Step Check CHECK IF THE WHEELS HAVE TURNED Check if the wheels have The ABS is nor- Go to step 2. FREELY FOR A LONG TIME. been turned freely for more mal. Erase the than one minute, such as trouble code.
  • Page 119 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) Step Check CHECK ABS SENSOR SIGNAL. Is oscilloscope pattern Go to step 12. Go to step 9. 1) Raise all four wheels of ground. smooth, as shown in fig- 2) Turn ignition switch OFF.
  • Page 120 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) Step Check CHECK ABSCM&H/U. Is the same trouble code Replace Go to step 13. 1) Turn ignition switch to OFF. as in the current diagnosis ABSCM&H/U. 2) Connect all connectors. still being output? <Ref.
  • Page 121 NOTE: For the diagnostic procedure, refer to TROUBLE CODE 37. <Ref. to ABS-120, TROUBLE CODE 37 — REAR LEFT INLET VALVE MALFUNCTION —, Diagnostics Chart with Subaru Select Monitor.> M: TROUBLE CODE 33 — FRONT LEFT INLET VALVE MALFUNCTION —...
  • Page 122 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) WIRING DIAGRAM: S4M0557 ABS-121...
  • Page 123 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) Step Check CHECK FUSE. Is the fuse blown out? Replace fuse. Go to step 2. Is the voltage between 10 Go to step 3. Repair harness CHECK INPUT VOLTAGE OF ABSCM&H/U. 1) Turn ignition switch to OFF.
  • Page 124 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) MEMO: ABS-123...
  • Page 125 NOTE: For the diagnostic procedure, refer to TROUBLE CODE 38. <Ref. to ABS-124, TROUBLE CODE 38 — REAR LEFT OUTLET VALVE MALFUNCTION —, Diagnostics Chart with Subaru Select Monitor.> Q: TROUBLE CODE 34 — FRONT LEFT OUTLET VALVE MALFUNCTION —...
  • Page 126 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) WIRING DIAGRAM: S4M0557 ABS-125...
  • Page 127 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) Step Check CHECK FUSE. Is the fuse blown out? Replace fuse. Go to step 2. Is the voltage between 10 Go to step 3. Repair harness CHECK INPUT VOLTAGE OF ABSCM&H/U. 1) Turn ignition switch to OFF.
  • Page 128 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) MEMO: ABS-127...
  • Page 129 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) T: TROUBLE CODE 41 — ABS CONTROL MODULE MALFUNCTION — S006583D31 DIAGNOSIS: ¼ Faulty ABSCM&H/U TROUBLE SYMPTOM: ¼ ABS does not operate. WIRING DIAGRAM: B4M1457 ABS-128...
  • Page 130 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) Step Check CHECK GROUND CIRCUIT OF Is the resistance less than Go to step 2. Repair 0.5 Ω? ABSCM&H/U. ABSCM&H/U 1) Turn ignition switch to OFF. ground harness. 2) Disconnect connector from ABSCM&H/U.
  • Page 131 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) U: TROUBLE CODE 42 — POWER SUPPLY VOLTAGE TOO LOW — S006583D36 DIAGNOSIS: ¼ Power source voltage of the ABSCM&H/U is low. TROUBLE SYMPTOM: ¼ ABS does not operate. WIRING DIAGRAM: S4M0557...
  • Page 132 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) Step Check CHECK GENERATOR. Is the voltage between 10 Go to step 2. Repair generator. 1) Start engine. and 15 V? <Ref. to SC-12, 2) Idling after warm-up. Generator.> 3) Measure voltage between generator B ter- minal and chassis ground.
  • Page 133 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) V: TROUBLE CODE 42 — POWER SUPPLY VOLTAGE TOO HIGH — S006583D35 DIAGNOSIS: ¼ Power source voltage of the ABSCM&H/U is high. TROUBLE SYMPTOM: ¼ ABS does not operate. WIRING DIAGRAM: S4M0557...
  • Page 134 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) Step Check CHECK GENERATOR. Is the voltage between 10 Go to step 2. Repair generator. 1) Start engine. and 17 V? <Ref. to SC-12, 2) Idling after warm-up. Generator.> 3) Measure voltage between generator B ter- minal and chassis ground.
  • Page 135 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) W: TROUBLE CODE 44 — ABS-AT CONTROL (NON CONTROLLED) — S006583E79 DIAGNOSIS: ¼ Combination of AT control faults TROUBLE SYMPTOM: ¼ ABS does not operate. WIRING DIAGRAM: S4M0558 ABS-134...
  • Page 136 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) Step Check CHECK SPECIFICATIONS OF THE Is an ABSCM&H/U for AT Replace Go to step 2. ABSCM&H/U. model installed on a MT ABSCM&H/U. Check specifications of the mark to the model? <Ref. to ABS-7, ABSCM&H/U.
  • Page 137 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) X: TROUBLE CODE 44 — ABS-AT CONTROL (CONTROLLED) — S006583E80 DIAGNOSIS: ¼ Combination of AT control faults TROUBLE SYMPTOM: ¼ ABS does not operate. WIRING DIAGRAM: S4M0558 ABS-136...
  • Page 138 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) Step Check CHECK BATTERY SHORT OF HARNESS. Is the voltage less than 1 Go to step 2. Repair harness 1) Turn ignition switch to OFF. between TCM and 2) Disconnect two connectors from TCM.
  • Page 139 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) Y: TROUBLE CODE 51 — VALVE RELAY MALFUNCTION — S006583E81 DIAGNOSIS: ¼ Faulty valve relay TROUBLE SYMPTOM: ¼ ABS does not operate. WIRING DIAGRAM: S4M0559 ABS-138...
  • Page 140 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) Step Check CHECK FUSE. Is the fuse blown out? Replace fuse. Go to step 2. Is the voltage between 10 Go to step 3. Repair harness CHECK INPUT VOLTAGE OF ABSCM&H/U. 1) Turn ignition switch to OFF.
  • Page 141 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) Z: TROUBLE CODE 51 — VALVE RELAY ON FAILURE — S006583D63 DIAGNOSIS: ¼ Faulty valve relay TROUBLE SYMPTOM: ¼ ABS does not operate. WIRING DIAGRAM: S4M0559 ABS-140...
  • Page 142 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) Step Check CHECK VALVE RELAY IN ABSCM&H/U. Is the resistance more than Go to step 2. Replace Measure resistance between ABSCM&H/U 1 MΩ? ABSCM&H/U. terminals. <Ref. to ABS-7, Terminals ABS Control Mod- No.
  • Page 143 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) AA: TROUBLE CODE 52 — OPEN CIRCUIT IN MOTOR RELAY CIRCUIT — S006583E82 DIAGNOSIS: ¼ Faulty motor ¼ Faulty motor relay ¼ Faulty harness connector TROUBLE SYMPTOM: ¼ ABS does not operate.
  • Page 144 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) WIRING DIAGRAM: S4M0560 ABS-143...
  • Page 145 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) Step Check CHECK INPUT VOLTAGE OF ABSCM&H/U. Is the voltage between 10 Go to step 2. Repair harness/ 1) Turn ignition switch to OFF. and 13 V? connector 2) Disconnect connector from ABSCM&H/U.
  • Page 146 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) MEMO: ABS-145...
  • Page 147 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) AB: TROUBLE CODE 52 — MOTOR RELAY ON FAILURE — S006583E83 DIAGNOSIS: ¼ Faulty motor ¼ Faulty motor relay ¼ Faulty harness connector TROUBLE SYMPTOM: ¼ ABS does not operate. ABS-146...
  • Page 148 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) WIRING DIAGRAM: S4M0560 ABS-147...
  • Page 149 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) Step Check CHECK MOTOR RELAY IN ABSCM&H/U. Is the resistance more than Go to step 2. Replace Measure resistance between ABSCM&H/U 1 MΩ? ABSCM&H/U. terminals. <Ref. to ABS-7, Terminals ABS Control Mod- No.
  • Page 150 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) MEMO: ABS-149...
  • Page 151 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) AC: TROUBLE CODE 52 — MOTOR MALFUNCTION — S006583D68 DIAGNOSIS: ¼ Faulty motor ¼ Faulty motor relay ¼ Faulty harness connector TROUBLE SYMPTOM: ¼ ABS does not operate. ABS-150...
  • Page 152 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) WIRING DIAGRAM: S4M0560 ABS-151...
  • Page 153 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) Step Check CHECK INPUT VOLTAGE OF ABSCM&H/U. Is the voltage between 10 Go to step 2. Repair harness/ 1) Turn ignition switch to OFF. and 13 V? connector 2) Disconnect connector from ABSCM&H/U.
  • Page 154 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) MEMO: ABS-153...
  • Page 155 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) AD: TROUBLE CODE 54 — STOP LIGHT SWITCH SIGNAL CIRCUIT MALFUNCTION — S006583E84 DIAGNOSIS: ¼ Faulty stop light switch TROUBLE SYMPTOM: ¼ ABS does not operate. WIRING DIAGRAM: S4M0561 ABS-154...
  • Page 156 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) Step Check CHECK OUTPUT OF STOP LIGHT SWITCH Is the reading indicated on Go to step 2. Go to step 3. USING SELECT MONITOR. monitor display less than 1) Select “Current data display & Save” on 1.5 V?
  • Page 157 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) AE: TROUBLE CODE 56 — OPEN OR SHORT CIRCUIT IN G SENSOR CIRCUIT — S006583E85 DIAGNOSIS: ¼ Faulty G sensor output voltage TROUBLE SYMPTOM: ¼ ABS does not operate. WIRING DIAGRAM: LHD MODEL...
  • Page 158 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) WIRING DIAGRAM: RHD MODEL S4M0563 ABS-157...
  • Page 159 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) Step Check CHECK OUTPUT OF G SENSOR USING Is the G sensor output on Go to step 2. Go to step 5. SELECT MONITOR. the monitor display 1) Select “Current data display & Save” on between 2.1 and 2.5 V...
  • Page 160 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) Step Check CHECK G SENSOR. Is the voltage between 0.5 Go to step 11. Replace G sen- Measure voltage between G sensor connector and 0.9 V when G sensor sor. <Ref. to ABS- terminals.
  • Page 161 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) AF: TROUBLE CODE 56 — BATTERY SHORT IN G SENSOR CIRCUIT — S006583E86 DIAGNOSIS: ¼ Faulty G sensor output voltage TROUBLE SYMPTOM: ¼ ABS does not operate. WIRING DIAGRAM: LHD MODEL S4M0562...
  • Page 162 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) WIRING DIAGRAM: RHD MODEL S4M0563 ABS-161...

  • Page 163: Rear Right Wheel

    DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) Step Check CHECK OUTPUT OF G SENSOR USING Is the G sensor output on Go to step 2. Go to step 5. SELECT MONITOR. the monitor display 1) Select “Current data display & Save” on between 2.1 and 2.5 V...
  • Page 164 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) Step Check CHECK BATTERY SHORT OF HARNESS. Is the voltage less than 1 Go to step 13. Repair harness 1) Turn ignition switch to ON. between G sensor 2) Measure voltage between ABSCM&H/U and ABSCM&H/U.
  • Page 165 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) Step Check CHECK POOR CONTACT IN CONNEC- Is there poor contact in Repair connector. Go to step 22. TORS. connector between Turn ignition switch to OFF. ABSCM&H/U and G sen- sor? CHECK ABSCM&H/U.
  • Page 166 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) MEMO: ABS-165...
  • Page 167 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) AG: TROUBLE CODE 56 — ABNORMAL G SENSOR HIGH µ OUTPUT — S006583E87 DIAGNOSIS: ¼ Faulty G sensor output voltage TROUBLE SYMPTOM: ¼ ABS does not operate. WIRING DIAGRAM: LHD MODEL S4M0562...
  • Page 168 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) WIRING DIAGRAM: RHD MODEL S4M0563 ABS-167...
  • Page 169 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) Step Check CHECK OUTPUT OF G SENSOR USING Is the G sensor output on Go to step 2. Go to step 6. SELECT MONITOR. monitor display between 1) Select “Current data display & Save” on 2.1 and 2.5 V when the G...
  • Page 170 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) Step Check CHECK ABSCM&H/U. Is the same trouble code Replace Go to step 11. 1) Turn ignition switch to OFF. as in the current diagnosis ABSCM&H/U. 2) Connect all connectors. still being output? <Ref.
  • Page 171 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) AH: TROUBLE CODE 56 — DETECTION OF G SENSOR STICK — S006583E88 DIAGNOSIS: ¼ Faulty G sensor output voltage TROUBLE SYMPTOM: ¼ ABS does not operate. WIRING DIAGRAM: LHD MODEL S4M0562 ABS-170...
  • Page 172 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) WIRING DIAGRAM: RHD MODEL S4M0563 ABS-171...
  • Page 173 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) Step Check CHECK ALL FOUR WHEELS FOR FREE Have the wheels been The ABS is nor- Go to step 2. TURNING. turned freely such as when mal. Erase the the vehicle is lifted up, or trouble code.
  • Page 174 DIAGNOSTICS CHART WITH SUBARU SELECT MONITOR ABS (DIAGNOSTICS) Step Check CHECK G SENSOR. Is the voltage between 3.7 Go to step 11. Replace G sen- Measure voltage between G sensor connector and 4.1 V when G sensor sor. <Ref. to ABS- terminals.

  • Page 175: General Diagnostics Table

    GENERAL DIAGNOSTICS TABLE ABS (DIAGNOSTICS) 14. General Diagnostics Table S006121 A: INSPECTION S006121A10 Symptom Probable faulty units/parts ¼ ABSCM&H/U (solenoid valve) ¼ ABS sensor ¼ Brake (caliper & piston, pads) ¼ Wheel alignment Vehicle pulls to either side. ¼ Tire specifications, tire wear and air pressures ¼...

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