P2120

2D1F - P2120

Information saved in
DME

Fault code
2D1F - P2120

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

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

Condition for fault identification
Test condition:
Pedal-position sensor monitor
Terminal condition: Terminal 15 ON
Voltage condition:
Voltage in onboard electrical system >= 10 V

Condition for fault memory entry
0.02S

Action in service
1) Read out the two root faults from the control module's
fault memory
2) Process using prescribed test plan,
3) Check main relay and overall vehicle electrical system
voltage supply,
4) Replace DME

Fault effect and breakdown warning


Driver information
Warning light:
CC status report: Reduced engine power!
EML ON, MIL ON, PW = 0, fast idle when brake pedal is
not depressed

Service instruction
none