10BA4B

10BA4B - P10D1

Information saved in
DME

Fault code
10BA4B - P10D1

Fault text
Charge-air temperature sensor, cold start: charge-air
temperature too low

Fault description
The diagnostic function monitors the charge-air temperature
to detect excessively low values during cold starts.

Condition for fault identification
Test condition:
The fault is recognized when the charge-air temperature is
below an average figure from several temperatures during
cold starts.
Potential problem source(s):
- Defect in wiring harness between DME and charge-air
temperature sensor
- Charge-air temperature sensor defective
- Charge-air temperature sensor has been tampered with
- Defective DME
Terminal condition: none
Voltage condition:
- Onboard electrical system voltage between 9 V and 16 V
Temperature condition:
- None
Time condition:
- 21 sec. after engine start
Other conditions:
- Cold engine start

Condition for fault memory entry
This fault is logged in the control module's fault memory
immediately.

Action in service
- Check wiring harness between DME and charge-air
temperature sensor
- Replace charge-air temperature sensor
- Replace DME

Fault effect and breakdown warning
Breakdown notice:
Standard EML Text
Possible apparent symptoms:
Reduced power

Driver information
Warning light:
ECE:
- ECE emissions warning lamp: off
- ECE electronic engine power reduction: on
- CC message: on
MY10 US:
- US emissions warning lamp: on
- US electronic engine power reduction: on
- CC message: on

Service instruction
None