| Engine performance poor |
- Engine system fault
- Air intake system, boost air system, high pressure boost air leak
- Intake pipe restricted/blocked
- Charge air cooler hoses leaking
- Charge air cooler leaking
- Turbine bypass control actuator stuck open
- Turbocharger failure
- General engine condition
|
- Using the manufacturer approved diagnostic system, check the engine control module for related DTCs and refer to the relevant DTC index
- Using the manufacturer approved smoke leak detection system check the air intake system, boost air system for air leaks
- Check the intake pipe for restrictions and blockages
- Check the charge air cooler hoses for leaks
- Check the charge air cooler for leaks
- Using the manufacturer approved vacuum tester equipment check the operation of the turbine bypass control actuator
- Check the integrity of the turbocharger
- Check the engine condition, compressions, etc
|