P0682
Cylinder 12 Glow Plug Circuit Fault
Generic code
Ignition System
High severity
Moderate repair
Free on OBD DashX
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What P0682 means
- The fault code P0682 indicates that there is an issue with the glow plug control circuit for Cylinder 12. This may cause difficulty starting the engine, especially in cold weather.
Possible symptoms
- Difficulty starting the engine, especially in cold weather
- Illuminated check engine light
- Rough idle or stalling
- Reduced engine power or acceleration
Possible causes
- Failed glow plug
- Faulty wiring or connections in the circuit
- Loose or corroded electrical connections
- Failed glow plug control module
Related parts
- Glow Plug: A glowplug is a heating device that helps to start diesel engines. This car's glow plug has a problem which may cause hesitation while starting the car or the car not starting at all
Possible solutions
- Replace the failed glow plug
- Check and repair any damaged wiring or connections
- Tighten or clean any loose or corroded electrical connections
- Replace the glow plug control module if necessary
Free on OBD DashX
P0682 on OBD DashX
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