Nissan Qashqai K9K — P0380/P0381 engine trouble code

DTC DETECTION LOGIC

DTC No. Trouble diagnosis name Possible cause
P0380 GLOW CONTROL UNIT CIRCUIT
• CO: Open circuit
• CC.0: Short circuit to ground
• CC.1: Short circuit to +12V
• Harness or connectors (The glow relay circuit is open or shorted.)
• Glow relay
P0381 GLOW CONTROL UNIT CIRCUIT
• CC.0: Short circuit to ground
• CO.1: Open circuit or short circuit to +12V
• Harness or connectors (The glow relay circuit is open or shorted.)
• Glow relay
• Glow plug

NOTE:

• Conditions for applying the diagnostic procedure to the stored DTCs: The DTC is declared present after attempts have been made to start the engine.

• Special notes: If the DTC is present, it will be difficult to start the vehicle, or even impossible when cold, or preheating will be continuous and the heater plugs will deteriorate.