Engine Controls System: 108002

108002 - P0112

Information saved in
DME

Fault code
108002 - P0112

Fault text
Intake-air temperature sensor, electric: short circuit to
ground

Fault description
The diagnostic function monitors the lower voltage limit of
the intake-air temperature sensor on the engine-side of the
air filter.

Condition for fault identification
Test condition:
The fault is recognized when the voltage of the intake-air
temperature sensor is less than 0.17 V.
Potential problem source(s):
- Defective wiring harness between DME and intake-air
temperature sensor
- Intake-air temperature sensor defective
- Defective DME
Terminal condition: Terminal 15
Voltage condition:
- Onboard electrical system voltage between 9 V and 16 V
Temperature condition:
- None
Time condition:
- None
Other conditions:
- none

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 intake-air
temperature sensor
- Replace intake-air temperature sensor
- Replace DME

Fault effect and breakdown warning
Breakdown notice:
None
Possible apparent symptoms:
Engine runs roughly

Driver information
Warning light:
- ECE emissions warning lamp: on
- ECE electronic engine power reduction: on
- CC message: on
- US emissions warning lamp: off
- US electronic engine power reduction: off
- CC message: none

Service instruction
None