P1666

2F44 - P1666

Information saved in
DME

Fault code
2F44 - P1666

Fault text
DME2: EWS preventing manipulation

Fault description
Immobilizer anti-tampering protection

Condition for fault identification
Test condition:
Starting at T15 ON
Terminal condition: Terminal 15
Voltage condition:
none

Condition for fault memory entry
An incorrect start value telegram

Action in service
If the DME really is correct for this vehicle, switch Terminal
15 off/on, repeat start data calibration; if not OK, replace
CAS; => Status feedback after start value calibration has
priority over FS

Fault effect and breakdown warning
Starter turns, engine fails to start

Driver information
Warning light:
none

Service instruction
none