Description
OBD-II Trouble Code Description for P0687 Dodge
ECM/PCM Power Relay Control Circuit High
What does this mean?
OBD2 Code P0687 Dodge definition:
The Engine Control Module (ECM) has detected a high voltage condition to the ECM.
Symptoms
Possible sumptoms of OBD code P0687 Dodge
– Engine Light ON (or Service Engine Soon Warning Light)
Causes
Possible causes of OBD code P0687 Dodge
– Weak battery- Low voltage while cranking – Poor engine control module electrical connection – Open or short engine control module circuit
Possible Solutions