Fault Code P0381
Code meaning, symptoms, possible causes, part number, and estimated cost.
P0381
Glow Plug/Heater Indicator Circuit Malfunction
This code indicates a malfunction in the Glow Plug/Heater Indicator Circuit. The light does not turn on or off as usual, but the glow plugs themselves may be functioning.
Part Details
Part Name
Indicator Light/Instrument Cluster
Reference P/N (OEM)
N/A
General part number for this fault code — not necessarily for your specific vehicle
Estimated Cost
₪100 - ₪400
Engine Location
Instrument Cluster
Symptoms
- Glow Plug light does not turn on/off
- No visual indication of glow plug operation
- Usually no driving symptoms
- Check Engine Light on
Possible Causes
- 1Faulty indicator light in the instrument cluster
- 2Broken or shorted wiring to the indicator circuit
- 3Engine Control Module (ECM) issue
- 4Problem with glow plug relay or module (less likely)
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