2EF4

2EF4 - P0128

Information saved in
DME

Fault code
2EF4 - P0128

Fault text
DME: Map thermostat, mechanism

Fault description
Electronic map-controlled thermostat, mechanism

Condition for fault identification
Test condition:
- Engine starting temperature is below 69.8 degrees
- Engine speed in range between 840 rpm and 7000 rpm,
- vehicle speed between 10 km/h and 95 km/h
- Integrated air mass imlatm greater than 2.46 kg
- Intake-air temperature within -9.8 degrees C 50.3 degrees
C
Terminal condition: Refer to malfunction monitoring
conditions
Voltage condition:
none

Condition for fault memory entry
t = 15 sec.

Action in service
Replace thermostat

Fault effect and breakdown warning
none

Driver information
Warning light:
MIL (2nd driving cycle)

Service instruction
none