Possible Causes
NOTE:
- This DTC is set when the powertrain control module has not received an expected signal from the restraints control module within the specified time interval.
- This DTC may be set by a vehicle collision.
- Restraints control module power or ground circuit open circuit, high resistance
- High speed CAN bus (chassis) circuit short circuit to ground, short circuit to power, open circuit, high resistance
- FlexRay bus circuit short circuit to ground, short circuit to power, open circuit, high resistance
- Supplementary restraint system fault