P16A8

2D51 - P16A8

Information saved in
DME

Fault code
2D51 - P16A8

Fault text
Monitoring, air path

Fault description
Control Module Self-Test, Throttle Position Monitoring

Condition for fault identification
Test condition:
Control module monitoring
Throttle valve is not without current;
Throttle valve sensor fault not detected by standard
diagnosis
Terminal condition: Terminal 15 ON
Voltage condition:
Voltage in onboard electrical system >= 10 V

Condition for fault memory entry
480 ms

Action in service
Check throttle-valve potentiometer
At frequency > 3 Replace DME

Fault effect and breakdown warning


Driver information
Warning light:
MIL OFF EML ON CC: Reduced power, engine
malfunction
RPM limited to 1300 rpm

Service instruction
none