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Symptom:
LEFT FRONT IMPACT SENSOR INTERNAL 1
When Monitored and Set Condition:
LEFT FRONT IMPACT SENSOR INTERNAL 1
When Monitored: The Left Front Impact sensors is equipped with onboard diagnostics to
monitor the sensors internal circuits. If a problem is identified the sensor sends the Left
Front Impact sensor internal 1 message to the ACM.
Set Condition: The code will set if the ACM receives an internal 1 message from the Left
Front Impact Sensor.
ACM, LEFT FRONT IMPACT SENSOR 1
REPAIR IS COMPLETE
STORED CODE OR INTERMITTENT CONDITION
ACTIVE CODE PRESENT
TEST
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:
ACM - ACTIVE DTC
ACM - STORED DTC
NOTE: When reconnecting Airbag system components, the ignition must be
turned off and the battery must be disconnected.
2
Replace the Left Front Impact Sensor 1.
Reconnect the vehicle wire harness to the impact sensor.
Remove any special tools or jumper wires and reconnect all previously disconnected
components - except the Battery.
WARNING: TO AVOID PERSONAL INJURY OR DEATH, TURN THE IGNI-
TION ON, THEN RECONNECT THE BATTERY.
Connect the DRB to the Data Link Connector - use the most current software
available.
Use the DRB III and erase the stored codes in all airbag system modules.
Turn the Ignition Off, and wait 15 seconds before turning the Ignition On.
Wait one minute, and read active codes and if there are none present read the stored
codes.
DID the active Left Front Impact Sensor 1 DTC return?
Yes → Go To 3
No
POSSIBLE CAUSES
ACTION
Go To 2
Go To 4
→ Test Complete.
127
AIRBAG
APPLICABILITY
All
All
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