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Suzuki SX4 Service Manual page 754

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5A-54 Automatic Transmission/Transaxle:
DTC Confirmation Procedure
WARNING
!
• When performing a road test, select a place where there is no traffic or possibility of a traffic
accident and be very careful during testing to avoid occurrence of an accident.
• Road test should be carried out with 2 persons, a driver and a tester, on a level road.
1) Connect scan tool to DLC with ignition switch OFF, if available.
2) Clear DTC in TCM memory and start engine.
3) Shift select lever to "D" range and drive vehicle at 9 km/h (6 mile/h) or more vehicle speed at least for 1 km (0.6
mile).
4) Stop vehicle and check DTC.
DTC Troubleshooting
Step
1
Was "A/T System Check" performed?
2
Check output shaft speed sensor (VSS) power circuit
1) Turn ignition switch OFF.
2) Disconnect output shaft speed sensor connector.
3) Turn ignition switch ON.
4) Measure voltage between "BLK/WHT" wire terminal of
disconnected output shaft speed sensor harness side
connector and ground.
Is it 10 – 14 V?
3
Check output shaft speed sensor (VSS) ground circuit
1) Turn ignition switch OFF.
2) Check continuity between "BLK/ORN" wire terminal of
disconnected output shaft speed sensor harness side
connector and ground.
Is continuity indicated?
4
Check output shaft speed sensor (VSS) signal circuit for
short
1) Disconnect TCM connectors.
2) Check continuity between "PPL" wire terminal of
disconnected output shaft speed sensor harness side
connector and ground.
Is continuity indicated?
5
Check output shaft speed sensor (VSS) signal circuit for
open
1) Check continuity between "PPL" wire terminal of
disconnected output shaft speed sensor harness side
connector and terminal "C07-25" of disconnected
harness side TCM connector.
Is continuity indicated?
6
Inspect output shaft speed sensor (VSS)
1) Inspect output shaft speed sensor referring to "Output
Shaft Speed Sensor (VSS) Inspection".
Is check result satisfactory?
Action
Yes
Go to Step 2.
Go to Step 3.
Go to Step 4.
"PPL" wire shorted to
ground.
Go to Step 6.
Go to Step 7.
No
Go to "A/T System
Check".
"BLK/WHT" wire open
or shorted to ground.
"BLK/ORN" wire open.
Go to Step 5.
"PPL" wire open.
Replace output shaft
speed sensor (VSS).

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