P20B7 Trouble Code

View P20B7 obd/2 error code description and symptoms. P20B7 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 P20B7

Some systems require that the actuator has an adequate supply of brake fluid. Low brake fluid levels can mimic the symptoms of code P20B7, so consult the manual to locate the brake fluid reservoir. Bear in mind that a low fluid level can set code P20B7 on some applications, so make sure that on fluid operated systems the fluid level is up to the mark before starting an electrical diagnosis.

P20B7 Error Code Repair Process :

The rule of P20B7 code when it comes to emissions-related vehicle repair is that any modification that changes the vehicle from a certified configuration to a non-certified configuration is considered tampering: this applies to both vehicle owners and repair facilities and is, therefore, a Federal offense. Replacing a catalyst with a straight pipe is one traditional example of p20b7 reductant metering unit heater control circuit low. Likewise, overriding the OBD P20B7 error in system through the use of high-tech defeat devices or non-certified computer chips, for example, would also be considered tampering. The OBD system may, however, be repaired back to its original certified configuration with certified performance chips or appropriate aftermarket parts.

P20B7 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.

Common Causes of P20B7

A common cause of code P20B7 is the failure of P20B7 Reductant Metering Unit Heater Control Circuit Low, but there are several other possible causes as well, such as ;

Continuous oil flow to the VCT piston chamber
Camshaft Position Sensor harness is open or shorted
Faulty Air Flow Meter
Faulty Air Flow Meter

P20B7 code for all cars

You can view according P20B7 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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