No Left Front Impact Sensor Communication

Test 1-4:

Test 5-8:

Test 9:

SYMPTOM
NO LEFT FRONT IMPACT SENSOR COMMUNICATION

TEST NOTE
This symptom is diagnosed using the test 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.

POSSIBLE CAUSES
- Signal circuit shorted to battery
- Signal circuit short to ground
- Left front sensor 1 circuits shorted together
- Ground circuit open
- Signal circuit open
- ACM, left front impact sensor 1
- Repair is complete
- Stored code or intermittent condition
- Active code present