C0257 Trouble Code

View C0257 obd/2 error code description and symptoms. C0257 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.

In most cases, the TCM is integrated into a single housing with the PCM. Nevertheless, the section of the module which controls (automatic) transmission function may be powered up separately. In any case, the TCM is typically powered using switched (only present with the ignition switch in the ON, start, or run position) voltage. This circuit is normally equipped with a fuse, fusible link, and/or a relay. Frequently, the PCM and TCM are powered using the same relay albeit by separate circuits. Access to a reliable vehicle information source will yield necessary details of the TCM power circuit for the specific vehicle in question.

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

C0257 Error Code Repair Process :

If your park/neutral switch circuit open 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 C0257 and engine control unit are in charge of monitoring a bunch of different park/neutral switch circuit open, and if they get a reading that's a little out of whack, up pops the check engine light.

Wrench Tool C0257 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 C0257

A common cause of code C0257 is the failure of Park/Neutral Switch Circuit Open, but there are several other possible causes as well, such as ;

C0257 code for all cars

You can view according C0257 DTC for your car model. We selected several models to see obd2 solutions click and view it.

+C0257 De Soto Custom +C0257 Zender Escape +C0257 Holden Torana +C0257 Saab 9-5 +C0257 Noble M400

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