Electronic Control Module Power Relay Sense Circuit High
Table of contents
P0690 MITSUBISHI Possible Causes
- Faulty Engine Control Module (ECM) relay
- Faulty ECM
- ECM harness is open or shorted
- ECM circuit poor electrical connection
How do I fix code P0690 MITSUBISHI?
Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins.
Tech Notes
- Check all the ECM fuses, if the fuses are OK try replacing the ASD relay.
Cost of diagnosing the P0690 MITSUBISHI code
The cost of diagnosing the P0690 MITSUBISHI code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
P0690 MITSUBISHI Description
The Engine Control Module (ECM) monitors the power inputs. The ECM sets the OBDII code when the ECM remains powered up after the ignition switch has been turned OFF.