4D96

4D96 - P0473

Information saved in
DDE

Fault code
4D96 - P0473

Fault text
DDE: Exhaust-gas pressure sensor before turbocharger,
range: upper physical limit exceeded

Fault description
If the physical sensor signal for pre-turbocharger exhaust-
gas pressure exceeds the limit value 4900 mbar the
diagnostic trouble code is logged.

Condition for fault identification
Test condition:
The monitoring routine is executed only provided that no
electrical errors have been logged.
Voltage condition:
The monitoring routine is executed only provided that no
electrical errors have been 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 pressure sensor before turbocharger.

Fault effect and breakdown warning
Proceed to the nearest BMW Service facility.
Component hazard possible, avoid WOT/full throttle
operation.

Driver information
Warning light:
MIL

Service instruction
none