P279B Trouble Code

View P279B obd/2 error code description and symptoms. P279B engine photo

The Throttle Position sensor signals the Engine Control Module as to the current position of the engine throttle valve.
The current throttle valve opening is based on the driver's input from the gas pedal. The ECM uses the information from this sensor to help calculate fuel delivery and spark timing.

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.

P279B Error Code Repair Process :

When you turn on the ignition, the Service Engine Soon or Check Engine P279B 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 p279b transfer case gear low incorrect ratio 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 p279b transfer case gear low incorrect ratio.

P279B 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 P279B

A common cause of code P279B is the failure of P279B Transfer Case Gear Low Incorrect Ratio, but there are several other possible causes as well, such as ;

Damaged ECM
Dirty Oil
Faulty Mass Air Flow (MAF) sensor
Incorrect fuel pressure

P279B code for all cars

You can view according P279B DTC for your car model. We selected several models to see obd2 solutions click and view it.

+P279B Pontiac Lemans

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

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