P1171 Mercedes Cl 500 OBD Code

OBD/2 P1171 error code description and symptoms.

Brake Switch Circuit Input Malfunction Indicates PCM did not receive a brake pedal position (BPP) input. Open or short in BPP circuit Open or short in stoplamp circuits Damaged PCM Malfunction in module(s) connected to BPP circuit. (Rear Electronic Module [REM] Windstar and LS6/LS8 or Lighting Control Module (LCM) Continental and Town Car. Damaged brake switch Misadjusted brake switch Check for proper function of stoplamps.

As the engine heats up and combustion becomes easier and more complete, the PCM will command the idling control valve to increase the amount of air entering the engine to suit the changing conditions. However, when the load on the engine changes, say, when some electrical consumers or other systems are either turned on or off, the PCM adapts the signal voltage to the idle control valve to ensure that the idling speed remains stable, and at the RPM specified by the manufacturer.

P1171 Mercedes Cl 500 Error Code Repair Process :

If your p1171 rotor sensor fault check engine light is illuminated, it's best to take it in for diagnostic testing, which can feel like a hassle. Because while the lights vary in appearance from vehicle to vehicle, all have the same basic meaning: There's a problem with the car's emissions system. The on-board diagnostics system P1171 and engine control unit are in charge of monitoring a bunch of different p1171 rotor sensor fault, and if they get a reading that's a little out of whack, up pops the check engine light.

Difficulty Level (Soso)
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Repair Time (30 Min.)
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Cost Prediction : $ 80-120

Common Causes of Mercedes Cl 500 P1171 OBD2 Code

A common cause of code P1171 is the failure of P1171 Rotor Sensor Fault, but there are several other possible causes as well, such as ;
Wrench Tool P1171 is a kind of Powertrain Trouble Code

Powertrain of a modern automobile, comprising engine (with exhaust system), transmission, drive shaft, suspension and the wheels. In a motor vehicle, the term powertrain or powerplant describes the main components that generate power and deliver it to the road surface, water, or air.

P1171 code for other Mercedes cars

You can view according P1171 DTC for your car model. We selected several models to see obd2 solutions click and view it.

Engine OBD 2 Codes website is a freeware resource center for engine trouble codes.

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