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

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 two 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.