Subaru Legacy 2002 Service Manual page 2104

C: INSPECTION
No.
1 CHECK SUBARU SELECT MONITOR.
2 CHECK G SENSOR.
1) Turn ignition switch to OFF.
2) Remove G sensor from vehicle.
3) Connect connector to G sensor.
4) Turn ignition switch to ON.
5) Measure voltage between G sensor con-
nector terminals.
Connector & terminal:
(R70) No. 2 (+) — No. 3 (−)
3 CHECK G SENSOR.
Measure voltage between G sensor connector
terminals.
Connector & terminal:
(R70) No. 2 (+) — No. 3 (−)
4 CHECK G SENSOR.
Measure voltage between G sensor connector
terminals.
Connector & terminal:
(R70) No. 2 (+) — No. 3 (−)
5 CHECK G SENSOR.
1) Turn ignition switch to OFF.
2) Connect select monitor connector to data
link connector.
3) Turn select monitor into {BRAKE CON-
TROL} mode.
4) Set the display in the {Current Data Display
& Save} mode.
5) Read the G sensor output voltage.
6 CHECK G SENSOR.
1) Remove console box.
2) Remove G sensor from vehicle. (Do not
disconnect connector.)
3) Read the select monitor display.
7 CHECK G SENSOR.
Read the select monitor display.
G SENSOR
S401183A10
Step Check
Do you have SUBARU
SELECT MONITOR?
Is the voltage 2.3±0.2 V
when G sensor is horizon-
tal?
Is the voltage 3.9±0.2 V
when G sensor is inclined
forwards to 90°?
Is the voltage 0.7±0.2 V
when G sensor is inclined
backwards to 90°?
Is the indicated reading
2.3±0.2 V when the vehicle
is in horizontal position?
Is the indicated reading
3.9±0.2 V when G sensor
is inclined forwards to 90°?
Is the indicated reading
0.7±0.2 V when G sensor
is inclined backwards to
90°?
ABS-23
Yes
Go to step 5. Go to step 2.
Go to step 3. Replace G sen-
sor.
Go to step 4. Replace G sen-
sor.
G sensor is nor- Replace G sen-
mal. sor.
Go to step 6. Replace G sen-
sor.
Go to step 7. Replace G sen-
sor.
G sensor is nor- Replace G sen-
mal. sor.
ABS
No