DI10-88
Booster Pressure Malfunction
(Implausible Signal)
Trouble Code and Symptom
P1109
Booster Pressure Sensor Malfunction
Diagnosis Procedures
1. Diagnosis Procedures (Boost Pressure)
Read DTC
Booster Pressure Sensor
Problem?
NO
Check air line malfunction:
* VGT/Turbo. * Air filter.
* Vacuum line. * Vacuum pump.
* Solenoid valve open.
* Vane condition.
* Air inlet valve function
Repiar Completed
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
Trouble Code
YES
Refer to Diagnosis Tree "Check sensor(1)"
Symptom
Location demand=change the boost control to
O.L. mode at f (boost demand, engine cycling speed)
DIAGNOSIS
DI ENG SM - 2004.4