C3641 Trouble Code

View C3641 obd/2 error code description and symptoms. C3641 engine photo

The Transmission Range Sensor (also referred to as the PRNDL input an/or neutral safety switch) tells the transmission control module (TCM) an the engine control module (PCM) that the transmission is in park, reverse, neutral, drive, low, 2nd, 3rd etc. It is attached directly to the manual valve of transmission, so when the shift lever is moved from park to drive, the Transmission Range Sensor communicates this critical information to the above mentioned vehicle control module systems.

Gear changes are accomplished by a command from the TCM to energize the clutch actuator to release the clutch; after which various actuators inside the transmission disengage the current gear, and depending on current operating conditions, engage the next higher or lower gear ratio. All of this happens much faster than a human driver could change gears, and in most applications, gear changes are as smooth and seamless as on any fully automatic transmission.

C3641 Error Code Repair Process :

When you turn on the ignition, the Service Engine Soon or Check Engine C3641 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 wheel speed sensor rf tone ring tooth missing fault 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 wheel speed sensor rf tone ring tooth missing fault.

C3641 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 C3641

A common cause of code C3641 is the failure of Wheel Speed Sensor RF Tone Ring Tooth Missing Fault, but there are several other possible causes as well, such as ;

Air fuel ratio (A/F) Sensor 1 Bank 1 harness is open or shorted
Damaged ECM
Incorrect fuel filler cap used
Clogged or faulty fuel injector (s)

C3641 code for all cars

You can view according C3641 DTC for your car model. We selected several models to see obd2 solutions click and view it.

+C3641 Triumph Acclaim

+C3641 Jensen Interceptor

+C3641 Opel Concept

+C3641 Maybach Sw

+C3641 Acura Cl

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