Control Module Not Programmed
Table of contents
P1680 PONTIAC Possible Causes
- Engine Control Module (ECM) programming error
- Wrong Engine Control Module
- Faulty Engine Control Module
How do I fix code P1680 PONTIAC?
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
- This code means that there may be an internal problem with the Engine Control Module (ECM). Start by checking battery charge and connections. Try clearing the code and re test.
Cost of diagnosing the P1680 PONTIAC code
The cost of diagnosing the P1680 PONTIAC 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)
P1680 PONTIAC Description
This diagnostic applies to internal microprocessor integrity conditions within the Engine Control Module (ECM). This Diagnostic Trouble Code (DTC) also addresses if the ECM is not programmed.