P0506

P0506

Diagnosis information - Control unit DME (DFI)

Idle speed control at stop lower limit value

Diagnostic conditions
- Engine temperature > 60 °C (°F)
- Idle speed > 20 Second(s)
- Vehicle is stationary
- Engine without Load (Air-conditioning system switched off, Steering straight ahead)
- Ambient pressure > 730 hPa (= Location below approx. 2,400 ... 2700 m)
-->See Actual value [A060 Ambient pressure from DME (measured)]
- None of the following functions active: Tank vent, Secondary air injection
- none of the following faults stored: Vehicle speed, Throttle potentiometer, Engine temperature, Intake air temperature, Tank vent, fuel tank ventilation system

Possible fault causes
- Throttle adjusting unit Faulty

Fault setting condition(s)
- Deviation Idle speed > 20 Second(s)