Monitor "ECTS" and "IATS" current data when the symptom happens.
Does the symptom happen when the engine is cold or engine/intake air temperature is too low condition?
![]() | ▶ If starting is impossible in the winter or the condition which engine/intake air temperature is too low, go to "Fuel inspection" procedure as below. |
![]() | → If starting is impossible regardless of the season or engine/intake air temperature, execute the following items. ▶ Check/repair CKPS and CMPS. ▶ Check/repair the engine timing chain and timing alignment. ▶ Go to "ECM/PCM" inspection procedure. → If all items are normal, execute the following items. ▶ Go to "Air cleaner" inspection procedure. ▶ Go to "DPF" inspection procedure. ▶ Go to "Fuel" inspection procedure. ▶ Go to "Fuel delivery system" inspection procedure. ▶ Go to "Compression pressure" inspection procedure. ▶ Go to "Injector" inspection procedure. |
Remove the fuel filter assembly and check the state of fuel from the fuel filter.
• The fuel solidification by paraffin ingredient which is contained at the fuel
• The fuel freezing by water which is mixed at the fuel
Is the fuel quality normal?
![]() | ▶ Check/repair the glow plug. ▶ Check/repair the fuel filter heater. |
![]() | ▶ Replace fuel. ▶ Clean/replace the inside of the fuel tank and fuel line. |