P1318

DTC P1318
ABS - rough road signal line permanently at 12v (Driving Cycle A)

Possible causes by suggested order of priority:
- Connectors C636, C501.
- Circuit integrity C636/1 (YR) - C501/3 (YR).
- Rough road detection ECU.
- ECM.

Connectors C636, C501.
- Check for connector not correctly latched, backed out pins, damaged pins, corroded pins

Circuit integrity C636/1 (YR) - C501/3 (YR).
- Check for open circuit, short circuit to ground, supply or other circuit, damaged or unlatched connector, intermediate connectors or headers

Rough road detection ECU.
- No detail available for this fault

ECM.
- No detail available for this fault