P158C

2B23 - P158C

Information saved in
DME

Fault code
2B23 - P158C

Fault text
Idle actuator governor monitoring, bank 1

Fault description
Idle-Speed Control Valve Adaptation Failure (Bank 1)

Condition for fault identification
Test condition:
Adaptation error
Terminal condition: TERM87
Voltage condition:
Battery voltage > 6.8V (k_egas_can_ed_ub_min)

Condition for fault memory entry
10 ms

Action in service
1. Clear fault memory, LLS system test,
2. Check plug and wiring harness at LLS1
3. Replace LLS1

Fault effect and breakdown warning
CC message
RPM limited
Power reduction
DSC lamp

Driver information
Warning light:
MIL, EML, CC message, backup program

Service instruction
none