3F80 - P0073 (DDE)

3F80 - P0073

Information saved in
DDE

Fault code
3F80 - P0073

Fault text
DDE: Ambient-temperature sensor, signal: Open or short
circuit to positive

Fault description
Outside temperature sensor monitoring. The diagnostic
trouble code is logged when the raw signal (voltage) from
the outside temperature sensor signal rises above the limit
value EnvT_SRC.uMax_C.

Condition for fault identification
Test condition:
Continuous.
Voltage condition:
Continuous.

Condition for fault memory entry
Debounce (6000 ms) None.

Action in service
1. Check wires and plug connections.
2. If wiring and plug connections are OK:
Replace outside-temperature sensor.

Fault effect and breakdown warning
-

Driver information
Warning light:
MIL

Service instruction
none