Powertrain
generic / SAE
P2362
Glow Plug Module Control Module Power Circuit Low
The diesel glow plug control module reports a power-supply voltage below the operating threshold. Glow plug heating may be partially or fully disabled, causing hard cold start.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number3 / 62
Possible causes
- Weak battery / poor charging high
- Voltage drop in module supply medium
- Connector pins corroded - high contact resistance low
Symptoms
- Glow plug warning light on (often orange coil symbol)
- Hard cold start or no start in cold weather
- White smoke from exhaust during warm-up
Inspection / repair
- Difficulty: medium
- DIY: possible
- Estimated cost: 120–600 €
- Estimated time: 0.5–2 h
- Component: glow plug control module
- Component: glow plug relay
- Component: battery
- MIL / check engine light
- emissions-relevant
Sources
References
sae:J2012