2B5C - P00BC (DME)

2B5C - P00BC

Information saved in
DME

Fault code
2B5C - P00BC

Fault text
Air-mass sensor, plausibility

Fault description
Air-mass sensor, plausibility

Condition for fault identification
Test condition:
No overrun fuel supply shutdown, no electrical HFM fault,
no load and rpm dynamic response, 10 sec. after engine
start, tmot>60°, 500 30°10V
Terminal condition: Terminal 15
Voltage condition:
Onboard electrical system voltage ub>10V

Condition for fault memory entry
2 sec.

Action in service
- Check wiring harness on HFM
- Check intake system for leaks on engine side of throttle
valve
- Seal on oil filler cap is defective
- Problem with airflow to HFM (air filter insert is defective
or installed incorrectly)
- Replace HFM

Fault effect and breakdown warning
None
none

Driver information
Warning light:
MIL ON (US only)

Service instruction
None