Ford
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    Variable Cam Timing Solenoid 'A' Circuit Conditions
Cause:
    Engine running and the PCM detected a shorted or open VCT circuit condition

GM
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    EBTCM DTC Detected, Rough Road Data Unusable
Cause:
    DTC P0101, P0102, P0103, P0335, P0336, P0742, P1120, P1121, P1220, P1221 are not set, VSS input over 10 mph, engine load less than 60%, Misfire DTC P0300 is set, engine speed less than 3200 rpm, then the PCM detected that an ABS system fault existed preventing it from receiving rough road detection information.

Honda
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    Engine control module (ECM)/ABS control module, rough road signal - communication fault
Cause:
    Wiring, ABS trouble code(s) stored, ECM

Isuzu
Type:
    Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled
Description:
    ECM to ABS communication - unusable signal
Cause:
    Wiring, mechanical fault