C2125 Trouble Code

View C2125 obd/2 error code description and symptoms. C2125 engine photo

The Transmission Fluid Pressure Switch allows the engine's control module (PCM) or Transmission Control Module (TCM) to use hydraulic fluid to engage the clutches in the transmission to allow for smoother shifting while driving. If the PCM or TCM detects an issue with the hydraulic clutch or the pressure switch, the PCM or TCM will set code C2125

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.

C2125 Error Code Repair Process :

When you turn on the ignition, the Service Engine Soon or Check Engine C2125 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 wastegate failed closed (over pressure) 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 wastegate failed closed (over pressure).

C2125 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 C2125

A common cause of code C2125 is the failure of Wastegate Failed Closed (Over Pressure), but there are several other possible causes as well, such as ;

Continuous oil flow to the VCT piston chamber
Clogged or faulty fuel injector (s)
Faulty select solenoid
Camshaft Position Sensor harness is open or shorted

C2125 code for all cars

You can view according C2125 DTC for your car model. We selected several models to see obd2 solutions click and view it.

+C2125 Ford Urban

+C2125 Chevrolet C-10

+C2125 Goggomobil Isard

+C2125 Nissan C 52

+C2125 Toyota Fxs

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