Glow plug
â–¶ How to fix
Check the glow plug. Measurement points 2 and 7 in the connector to the auxiliary heater control unit. Resistance: 2 ohms. Check internal connectors in the auxiliary heater.
What you'll see
No driver-visible symptom recorded.
System reaction
No system-reaction text recorded.
Diagnostic depth
Detection
Impermissable voltage level in the glow plug circuit.
Possible cause
Short circuit in the glow plug circuit, the glow plug is shorted to earth.