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90C7-Left Side Impact Sensor 2 Performance: Notes

Fig 1: Left Side Impact Sensor 2 Circuit Schematic
GC0065717Courtesy of CHRYSLER LLC

For complete wiring diagrams refer to SYSTEM WIRING DIAGRAMS article.

The Occupant Restraint Controller (ORC) supplies power to and communicates continuously with each impact sensor via each sensor's signal circuit. The power supply also enables each sensor's self-diagnostic capabilities. When powered up, the ORC establishes communication with each sensor by sending and receiving acknowledgment messages. The repair of this fault condition centers on confirming wiring, sensor, and module condition to and communicates continuously with each impact sensor via each sensor's signal circuit. The power supply also enables each sensor's self-diagnostic capabilities. When powered up, the ORC establishes communication with each sensor by sending and receiving acknowledgment messages. The repair of this fault condition centers on confirming wiring, sensor, and module condition.

  1. When Monitored: 

    The Occupant Restraint Controller (ORC) supplies power to and communicates continuously with each impact sensor via each sensor's signal circuit.

  2. Set Condition: 

    The ORC will set this DTC if the ORC is unable to either establish or maintain communication with the Left Side Impact Sensor 2.

Possible Causes 
LEFT SIDE IMPACT SENSOR 2 SIGNAL CIRCUIT SHORTED TO VOLTAGE
LEFT SIDE IMPACT SENSOR 2 SIGNAL CIRCUIT SHORTED TO GROUND
LEFT SIDE IMPACT SENSOR 2 SIGNAL AND GROUND CIRCUIT SHORTED TOGETHER
LEFT SIDE IMPACT SENSOR 2 SIGNAL CIRCUIT OPEN OR HIGH RESISTANCE
GROUND CIRCUIT OPEN OR HIGH RESISTANCE
LEFT SIDE IMPACT SENSOR 2
OCCUPANT RESTRAINT CONTROLLER (ORC)

Always perform the *RESTRAINT SYSTEM PRE-DIAGNOSTIC PROCEDURE before proceeding.