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Home >> Chrysler >> 2011 >> 300 C, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 298 (Occupant Restraint Controller (Orc) - DTCS B0001-11 To B0099-96 - 1500) >> Diagnosis And Testing >> B0090-11-Left Frontal Acceleration Sensor - Circuit Short To Ground >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2013 RAM 1500. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes 
(R79) SIGNAL CIRCUIT SHORTED TO VOLTAGE
(R79, R81) SIGNAL CIRCUITS SHORTED TO GROUND
(R79, R81) FRONT LEFT IMPACT SENSOR CIRCUITS SHORTED TOGETHER
(R81) FRONT LEFT IMPACT SENSOR GROUND CIRCUIT OPEN
(R79) FRONT LEFT IMPACT SENSOR SIGNAL CIRCUIT OPEN
OCCUPANT RESTRAINT CONTROLLER (ORC)

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to  STANDARD PROCEDURE  .