P158C

2B23 - P158C

Information saved in
DME

Fault code
2B23 - P158C

Fault text
Idle actuator governor monitoring, Bank 1

Fault description


Condition for fault identification
Test condition:
Communications and CAN OK
Terminal condition: Terminal 87
Voltage condition:
ub > K_EGAS_CAN_ED_Plus_Min

Condition for fault memory entry
Adaptation error

Action in service
1. Delete stored DTCs from error memory, conduct idle
actuator system test
2. Check plug and wiring harness at/to idle actuator 1
3. Replace idle actuator 1

Fault effect and breakdown warning
Engine speed limited to 5000 rpm / Check Control message /
DSC lamp / power reduction

Driver information
Warning light:
29-Engine malfunction

Service instruction
none