Malfunction | Likely Causes | Elimination Method |
The engine does not start at temperatures below 50°C | Poor connection in the connector or damaged wire | Repair or replace electrical wiring |
Damage to the coolant temperature sensor | Replace sensor | |
Glow plug damage | Replace glow plug | |
Damage to the control unit for the preheating system | Check the control unit and replace if necessary | |
After the first flash, the engine stops or idles erratically at temperatures below 50°C | Poor connection in the connector or damaged wire | Repair or replace electrical wiring |
Glow plug damage | Replace glow plug | |
Damaged glow plug relay | Replace glow plug relay | |
Damage to the control unit for the preheating system | Check the control unit and replace if necessary | |
Yellow indicator lamp does not light up | Bulb burnt out | Replace lamp |
Poor connection in the connector or damaged wire | Repair or replace electrical wiring | |
Short circuit wiring | Repair or replace electrical wiring | |
Damage to the control unit for the preheating system | Check the control unit and replace if necessary |