Operation CHARM: Car repair manuals for everyone.

P1260

120408 - P1260

Information saved in
DME

Fault code
120408 - P1260

Fault text
Charge-air pressure control, deactivation: charge-air
pressure buildup disabled

Fault description
The diagnostic function monitors the control module fault
memory for diagnostic fault codes related to the
turbocharger induction sector.

Condition for fault identification
Test condition:
The fault is recognized when other faults in the induction
tract or with the turbocharger are present.
Potential problem source(s):
- Collateral fault
Terminal condition: none
Voltage condition:
- None
Temperature condition:
- None
Time condition:
- None
Other conditions:
- none

Condition for fault memory entry
This fault is logged in the control module's fault memory
immediately.

Action in service
- Repair the initial fault that caused the problem

Fault effect and breakdown warning
Breakdown notice:
- The engine reverts to its limp-home program, continued
vehicle operation is possible but drivability is restricted,
because power is reduced the driver should refrain from
passing maneuvers.
Possible apparent symptoms:
- Reduced power

Driver information
Warning light:
- ECE emissions warning lamp: off
- US emissions warning lamp: off
- ECE electronic engine power reduction: on
- US electronic engine power reduction: on
- CC message: on

Service instruction
- Boost-pressure control is deactivated to protect the engine.