Technical Definition:
Glow Plug / Heater Indicator Circuit
Trouble Code: P0381
Address: 0x0381
System: Powertrain
Subsystem: Ignition System or Engine Misfire
Address: 0x0381
System: Powertrain
Subsystem: Ignition System or Engine Misfire
Technical Description:
Possible Causes:
Possible Symptoms:
Glow Plug/Heater Indicator Circuit Malfunction
Possible Solutions:
OBD-II Trouble Code Type:
Diagnostic Step:
Tech Notes:
– Faulty Glow Plug
– Glow Plug harness is open or shorted
– Glow Plug circuit poor electrical connection
Specific Makes:
– The engine may be harder to start