C2129 Trouble Code

View C2129 obd/2 error code description and symptoms. C2129 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.

Some systems require that the actuator has an adequate supply of brake fluid. Low brake fluid levels can mimic the symptoms of code C2129, so consult the manual to locate the brake fluid reservoir. Bear in mind that a low fluid level can set code C2129 on some applications, so make sure that on fluid operated systems the fluid level is up to the mark before starting an electrical diagnosis.

C2129 Error Code Repair Process :

If your fuel pump secondary circuit low 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 C2129 and engine control unit are in charge of monitoring a bunch of different fuel pump secondary circuit low, and if they get a reading that's a little out of whack, up pops the check engine light.

C2129 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 C2129

A common cause of code C2129 is the failure of Fuel Pump Secondary Circuit Low, but there are several other possible causes as well, such as ;

Failures of clutch motion/travel sensors.
Damaged camshaft position (CMP) sensor
Ignition coils harness is open or shorted
Variable Valve Timing (VVT) circuit is open or shorted

C2129 code for all cars

You can view according C2129 DTC for your car model. We selected several models to see obd2 solutions click and view it.

+C2129 Buick Rainier

+C2129 Volvo 244

+C2129 Sbarro Millenium

+C2129 Glas S

+C2129 Maxwell Model H

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