DTC P0685: - Electronic Control Module (ECM)/Powertrain Control Module (Pcm) Power Relay Control Circuit/Open
DTC P0685: - ELECTRONIC CONTROL MODULE (ECM)/POWERTRAIN CONTROL MODULE (PCM) POWER RELAY CONTROL CIRCUIT/OPEN
| Description: | The powertrain control module (PCM) monitors generator load from the generator/regulator in the form of frequency. The concern indicates the input is lower than the load should be in normal operation. The load input could be low when no generator output exists. | ||
| Possible Causes: | |||
| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | Refer to the Description, Possible Causes and Diagnostic Aids for the DTC. | ||