Collision sensor (B1015) has detected a collision or electrical failure in sensor.
â–¶ How to fix
This faultcode shall be set if the vehicle has collided. If the vehicle has not collided; look for other DTC's of the collision sensor B1015. Check wiring and connectors for possible open loop. Replace collision sensor.
What you'll see
Injector valves and tank valves will close and the engine will be shut down.
System reaction
Red engine warning lamp Immediately shut off engine
Diagnostic depth
Detection
The GSC indicates both - too large voltage on the pull-up pin (B18) - too low voltage on the pull-down pin (B20)
Possible cause
Collision sensor Otto Circuit Open Collision sensor Otto Component Internal Failure