498C - P041C (DDE)

498C - P041C

Information saved in
DDE

Fault code
498C - P041C

Fault text
Exhaust temperature sensor after vacuum exhaust gas
recuperating cooler, range: upper physical limit exceeded

Fault description
The diagnostic trouble code is logged when the sensor signal
for exhaust-gas temperature behind the low-pressure EGR
cooler rises above the limit value 400 �C.

Condition for fault identification
Test condition:
The monitoring function is only implemented when no
electrical error is logged.
Voltage condition:
The monitoring function is only implemented when no
electrical error is logged.

Condition for fault memory entry
Debounce (2000 ms)

Action in service
1. Check wires and plug connections.
2. If wiring and plug connections are OK:
Replace exhaust-gas temperature sensor behind low-
pressure EGR cooler.

Fault effect and breakdown warning
-

Driver information
Warning light:
MIL

Service instruction
none