Internal Processor Error
Table of contents
P0605 ISUZU Possible Causes
- Engine Control Module (ECM) may be faulty
- ECM harness power supply circuit is open or shorted
- ECM harness ground circuit is open or shorted
How do I fix code P0605 ISUZU?
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 the ECM fuse, if fuse is OK try erasing the code first and if the code comes back you may have to reprogram or replaced the ECM.
Cost of diagnosing the P0605 ISUZU code
The cost of diagnosing the P0605 ISUZU 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)
- Engine may not start
P0605 ISUZU Description
The Engine Control Module (ECM) continuously monitors its own internal memory status, internal circuits, and output signals transmitted to the throttle actuator. This self-check insures that the ECM is functioning properly. If any malfunction is detected, the ECM sets the P0605 code and illuminates the MIL.