TEST
ACTION
APPLICABILITY
1
Turn the ignition on.
NOTE: Ensure the battery is fully charged.
NOTE: For the purpose of this test, the AECM and ORC modules will be
referred to as an ACM.
SELECT ACTIVE or STORED DTC:
All
ACM - ACTIVE DTC
Go To
2
ACM - STORED DTC
Go To
9
NOTE: When reconnecting Airbag system components, the ignition must be
turned off and the battery must be disconnected.
2
WARNING: TO AVOID PERSONAL INJURY OR DEATH, TURN THE IGNI-
TION OFF, DISCONNECT THE BATTERY AND WAIT TWO MINUTES BE-
FORE PROCEEDING.
Disconnect the Left front Impact Sensor 1 connector.
Disconnect the Airbag Control Module connector.
WARNING: TO AVOID PERSONAL INJURY OR DEATH, TURN THE IGNI-
TION ON, THEN RECONNECT THE BATTERY.
Measure the voltage of the Left Front Impact Sensor 1 Signal circuit and sensor
ground circuit at the Left Front Sensor 1 connector and ground.
Is there any voltage present?
All
Yes
→ Repair the Left Front Impact Sensor 1 circuits shorted to battery.
Perform __AIRBAG VERIFICATION TEST - VER 1.
No
→ Go To 3
3
WARNING: TO AVOID PERSONAL INJURY OR DEATH, TURN IGNITION
ON, THEN RECONNECT THE BATTERY.
Measure the resistance of the Left Front Impact Sensor 1 Signal circuit between the
Left Front Impact Sensor 1 connector and ground.
Is the resistance below 100K ohms?
All
Yes
→ Repair the Left Font Impact Sense signal circuit shorted for a
short to ground.
Perform __AIRBAG VERIFICATION TEST - VER 1.
No
→ Go To 4
4
Measure the resistance between the Left Front Impact Sensor 1 Signal and Sensor
Ground circuits at the Left Front Impact Sensor 1 connector.
Is the resistance below 100K ohms?
All
Yes
→ Repair the Left Front Impact Sensor 1 circuits shorted together.
Perform __AIRBAG VERIFICATION TEST - VER 1.
No
→ Go To 5
137
AIRBAG
LEFT FRONT IMPACT SENSOR INTERNAL 1 —
Continued