9. Lateral G Sensor - ken

9. Lateral G Sensor - ken
LATERAL G SENSOR
ABS
9. Lateral G Sensor
A: REMOVAL
1) Disconnect the ground cable from battery.
ABS00031
2) Remove the console cover.
<Ref. to EI-43, REMOVAL, Console Box.>
3) Disconnect the connector from lateral G sensor.
4) Remove the lateral G sensor from vehicle.
CAUTION:
Do not drop or bump the lateral G sensor.
ABS00374
B: INSTALLATION
Install in the reverse order of removal.
CAUTION:
Do not drop or bump the lateral G sensor.
Tightening torque:
18 N·m (1.8 kgf-m, 13.0 ft-lb)
ABS-22
LATERAL G SENSOR
ABS
C: INSPECTION
1
2
3
4
5
6
7
Step
CHECK SUBARU SELECT MONITOR.
CHECK LATERAL G SENSOR.
1)Turn the ignition switch to OFF.
2)Remove the lateral G sensor from vehicle.
3)Connect the connector to lateral G sensor.
4)Turn the ignition switch to ON.
5)Measure the voltage between lateral G sensor connector terminals.
Connector & terminal
(B257) No. 2 (+) — No. 3 (−):
CHECK LATERAL G SENSOR.
Measure the voltage between lateral G sensor
connector terminals.
Connector & terminal
(B257) No. 2 (+) — No. 3 (−):
CHECK LATERAL G SENSOR.
Measure the voltage between lateral G sensor
connector terminals.
Connector & terminal
(B257) No. 2 (+) — No. 3 (−):
CHECK LATERAL G SENSOR.
1)Turn the ignition switch to OFF.
2)Connect the Subaru Select Monitor to data
link connector.
3)Turn the Subaru Select Monitor into {BRAKE
CONTROL} mode.
4)Set the display in the {Current Data Display
& Save} mode.
5)Read the lateral G sensor output voltage.
CHECK LATERAL G SENSOR.
1)Remove the console box.
2)Remove the lateral G sensor from vehicle.
(Do not disconnect the connector.)
3)Read the Subaru Select Monitor display.
CHECK LATERAL G SENSOR.
Read the Subaru Select Monitor display.
Check
Yes
Do you have a SUBARU
Go to step 5.
SELECT MONITOR?
Is the voltage 2.5±0.2 V when Go to step 3.
lateral G sensor is horizontal?
Is the voltage 3.5±0.2 V when Go to step 4.
lateral G sensor is inclined forwards to 90°?
No
Go to step 2.
Replace the lateral
G sensor.
Replace the lateral
G sensor.
Is the voltage 1.5±0.2 V when
lateral G sensor is inclined
backwards to 90°?
Lateral G sensor is Replace the lateral
normal.
G sensor.
Is the indicated reading
2.5±0.2 V when the vehicle is
in horizontal position?
Go to step 6.
Replace the lateral
G sensor.
Is the indicated reading
Go to step 7.
3.5±0.2 V when lateral G sensor is inclined forwards to 90°?
Replace the lateral
G sensor.
Is the indicated reading
Lateral G sensor is Replace the lateral
1.5±0.2 V when lateral G sen- normal.
G sensor.
sor is inclined backwards to
90°?
ABS-23
LATERAL G SENSOR
ABS
ABS-24
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