P2637 Chevrolet Biscayne OBD Code

OBD/2 P2637 error code description and symptoms.

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.

As long as the throttle plate remains closed, the idling speed and quality is controlled by the PCM via the idle control valve, and as can be seen from the above it should be clear that idle control on a gasoline engine is a complex affair. For instance, if the engine is started in sub-zero temperatures, the PCM will command the idling control valve to allow less air to enter the engine to enrich the air/fuel mixture to create a condition which is roughly analogous to how chokes worked on carburetted engines to control idling in cold weather.

P2637 Chevrolet Biscayne Error Code Repair Process :

When you turn on the ignition, the Service Engine Soon or Check Engine P2637 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 p2637 torque management feedback signal a 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 p2637 torque management feedback signal a.

Common Causes of Chevrolet Biscayne P2637 OBD2 Code

A common cause of code P2637 is the failure of P2637 Torque Management Feedback Signal A, but there are several other possible causes as well, such as ;

Damaged ECM
1Camshaft Position Sensor circuit poor electrical connection
Faulty Intake Valve Timing Control Solenoid Valve
Ignition coils circuit poor electrical connection

P2637 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.

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

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P2637 Chevrolet Biscayne OBD Code

P2637 Chevrolet Biscayne Error Code Repair Process :

Common Causes of Chevrolet Biscayne P2637 OBD2 Code

P2637 code for other Chevrolet cars