C2801 Trouble Code

View C2801 obd/2 error code description and symptoms. C2801 engine photo

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.

One example of this would be when an automatic vehicle in placed in gear. To prevent the added drag from the torque converter and transmission from reducing the idling speed, the PCM will command the idle control valve to allow more air to enter the engine, while at the same time, adjusting the injector pulse width to inject more fuel to suit the increased amount of air. Note that the idle air control valve is closed by the PCM when the throttle plate is opened to prevent excess air from entering the engine.

C2801 Error Code Repair Process :

When you turn on the ignition, the Service Engine Soon or Check Engine C2801 light should flash briefly, indicating that the OBD system is ready to scan your vehicle for any malfunctions. After this brief flash, the light should stay off while you drive as long as no problems are detected. If lamp turn signal right circuit short to battery so, you'll be glad to know that your vehicle is equipped with an early warning system that could save you time, money, and fuel in addition to helping protect the lamp turn signal right circuit short to battery.

C2801 is a kind of Chassis Trouble Code

Diagnosing chassis noises can be one of the most frustrating problems technicians face. Fortunately, manufacturers have engineered noise, vibration and harshness (NVH) diagnostic techniques and equipment to find the source of the noise.

Common Causes of C2801

A common cause of code C2801 is the failure of Lamp Turn Signal Right Circuit Short To Battery, but there are several other possible causes as well, such as ;

Failures of clutch motion/travel sensors.
Faulty spark plug (s)
Intake Valve Timing Control Solenoid Valve circuit poor electrical connection
Insufficient cylinders compression

C2801 code for all cars

You can view according C2801 DTC for your car model. We selected several models to see obd2 solutions click and view it.

+C2801 Nsu Ro80

+C2801 Lamborghini Jalpa

+C2801 Bmw 750

+C2801 Packard 7

+C2801 Mercedes A 200

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

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