2F45 - P1661 (DME)

2F45 - P1661

Information saved in
DME

Fault code
2F45 - P1661

Fault text
DME2: Interface EWS-DME

Fault description
EWS electronic immobilizer - DME interface

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

Condition for fault memory entry
none

Action in service
Check D_EWS wire; use tester to establish link to CAS, if
OK, perform oscilloscope measurement to determine
whether digital signal is present at DME.
No response from CAS: Continue problem diagnosis with
CAS.
Oscilloscope measurement result OK: Defective DME,
oscilloscope measurement is not OK: Continue problem
diagnosis with CAS

Fault effect and breakdown warning
Depending upon severity of problem, starter turns, engine
fails to start

Driver information
Warning light:
none

Service instruction
none