Test B: DTC B104B - Driver Side, Passenger Side or Front Crash Sensor Cross Link to Another Sensor, B104C, B104D

PINPOINT TEST B: DTC B104B - DRIVER SIDE CRASH SENSOR CROSS LINK TO ANOTHER SENSOR, B104C - PASSENGER SIDE CRASH SENSOR CROSS LINK TO ANOTHER SENSOR OR B104D - FRONT CRASH SENSOR CROSS LINK TO ANOTHER SENSOR

B1-B2:

B2-B4:

B4-B6:

B7:

Normal Operation
The restraints control module (RCM) monitors the all the impact sensors for a cross link between circuits. If the RCM detects a short between any of the impact sensor feed circuits, it will store 2 diagnostic trouble code in memory and illuminate the air bag indicator.

Possible Causes
An impact sensor cross link to another sensor fault can be caused by:
- damaged wiring, terminals or connectors.
- a faulted RCM.