P2123

2D1B - P2123

Information saved in
DME

Fault code
2D1B - P2123

Fault text
Accelerator pedal module, pedal-position sensor, signal 1

Fault description
Throttle/Pedal Position Sensor/Switch 'D' Circuit High

Condition for fault identification
Test condition:
Pedal-position sensor 1 voltage above maximum
Terminal condition: Terminal 15=TRUE
Voltage condition:
battery voltage>7 V

Condition for fault memory entry
0.14 sec

Action in service
Check whether upwg1_w in test data block ADC test data >
4.805 V ; check wiring harness, replace accelerator pedal, if
upwg1_w is still > 4.805 V replace DME

Fault effect and breakdown warning


Driver information
Warning light:
EPCL

Service instruction
none