C279A American Limousine OBD Code

OBD/2 C279A error code description and symptoms.

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 C279A

To check for an open circuit, trace along the length of the transmission control circuit, checking for breaks in the wiring. Repair any broken wiring and make sure all connectors are fully seated and locked.Pay close attention to connectors, looking for corrosion, bent or broken pins, or moisture in the connector. Repair any connector issues even if they are not specifically part of the transmission control circuit as they may serve a function in providing power to the transmission control circuit.

C279A American Limousine Error Code Repair Process :

If your decklid punch-out sensor ground short 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 C279A and engine control unit are in charge of monitoring a bunch of different decklid punch-out sensor ground short, and if they get a reading that's a little out of whack, up pops the check engine light.

Difficulty Level (Soso)

Repair Time (50 Min.)

Cost Prediction : $ 40-75

Common Causes of American Limousine C279A OBD2 Code

A common cause of code C279A is the failure of Decklid Punch-Out Sensor Ground Short, but there are several other possible causes as well, such as ;

• Continuous oil flow to the VCT piston chamber
• Air fuel ratio (A/F) Sensor 1 Bank 1 harness is open or shorted
• Clogged or faulty fuel injector (s)
• Fuel injector leaks

C279A 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.

C279A code for other American cars

You can view according C279A DTC for your car model. We selected several models to see obd2 solutions click and view it.

• C279A American Gadabout
• C279A American Roadster
• C279A American Speedster
• C279A American Tourist
• C279A American Traveler
• C279A American Underslung Roadster
• C279A American Wayferer

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

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