VGT Operation Fault
Trouble Code and Symptom
P1235
VGT Operation Fault
Diagnosis Procedures
1. Diagnosis Procedures(Boost Pressure)
Read DTC
Boost Pressure Problem?
NO
Check air line malfunction:
* VGT/Turbo. * Air filter.
* Vacuum line. * Vacuum pump.
* Solenoid valve open.
* Vane condition.
* Air inlet valve function
Repair completed
DIAGNOSIS
DI ENG SM - 2004.4
Trouble Code
YES
Refer to
Diagnosis
Tree "Check
sensor(1)"
Symptom
Unable Cruise Control
Location demand=change the boost control to O.L.
mode at f (boost demand, engine cycling speed)
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
DI10-165