Checking the hoses and the turbocharger (TC) control valve
Check that the boost pressure sensor is correctly installed and has not come loose.
Check the intake system for air leakage. Check in particular the hose between the turbocharger (TC) and the throttle unit.
The boost pressure sensor is defective if no fault is found in the above fault-tracing.
Other information:
- To check the intake system for air leakage, see Check for air leaks in the intake system
- To access or replace the boost pressure sensor, see Temperature and pressure sensor, replacing .
- Continue
Refer to Verification