P0382
Glow Plug/Heater Circuit B Malfunction
Generic code
Ignition System
High severity
Moderate repair
Free on OBD DashX
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What P0382 means
- The fault code P0382 indicates that there is an issue with Glow Plug/Heater Circuit B
Possible symptoms
- Difficult or hard starting, especially in cold weather
- Engine misfires or runs rough during startup
- Decreased engine performance or power
- Check Engine Light (CEL) illuminated
Possible causes
- Faulty glow plug in cylinder 2
- Open or short circuit in the glow plug circuit
- Poor electrical connection in the glow plug circuit
- Faulty glow plug control module
- Faulty engine control module (ECM)
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
- Test and replace the faulty glow plug in cylinder 2, if necessary
- Check for any open or short circuits in the glow plug circuit and repair as needed
- Ensure proper electrical connections in the glow plug circuit
- Test and replace the glow plug control module if it is determined to be faulty
- Test and replace the engine control module (ECM) if it is determined to be faulty
Free on OBD DashX
P0382 on OBD DashX
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