Malfunction Indicator Lamp Open Circuit
Table of contents
P1691 VOLKSWAGEN Possible Causes
- Faulty Malfunction Indicator Lamp (MIL)
- Malfunction Indicator Lamp harness is open or shorted
- Malfunction Indicator Lamp circuit poor electrical connection
- Faulty Engine Control Module (ECM)
How do I fix code P1691 VOLKSWAGEN?
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.
Cost of diagnosing the P1691 VOLKSWAGEN code
The cost of diagnosing the P1691 VOLKSWAGEN 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)
P1691 VOLKSWAGEN Description
The Malfunction Indicator Lamp (MIL) lights up when emissions relevant malfunctions are recognized by the Engine Control Module (ECM). The Diagnostic Trouble Code (DTC) will set when the Engine Control Module detects a Malfunction Indicator Lamp open circuit.