5V Supply Voltage 1 Fault - SSANGYONG 2004 Rexton 2.7XDi Workshop Manual

DI10-154

5V Supply Voltage 1 Fault

Trouble Code and Symptom
P0642 Low
P0643 High
P0641 Supply Voltage
Diagnosis Procedures
Supply Voltage 1 (5V):
Accelerator Pedal Sensor 1
"Supply Voltage 2 (5V): HFM
sensor, Rail pressure
sensor, Boost pressure
sensor and Cam sensor"
Supply Voltage (2.5 V): Accelera-
tor Pedal Sensor 2
Read DTC
All DTCs for sensors
connected to sensor supply
voltage?
NO
Check wiring
Trouble Continues?
NO
Repair completed
CHANGED BY
EFFECTIVE DATE
AFFECTED VIN
Trouble Code
YES
Sensor problem caused by supply voltage to
sensor. Locate the problem while discon-
necting the sensor one by one. If not sensor
problem, check wiring.
YES
Replace ECU
Symptom
Unable Cruise Control
DIAGNOSIS
DI ENG SM - 2004.4