P3649 Suzuki Sx OBD Code

OBD/2 P3649 error code description and symptoms.

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.

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.

P3649 Suzuki Sx Error Code Repair Process :

If your damper rf circuit open 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 P3649 and engine control unit are in charge of monitoring a bunch of different damper rf circuit open, and if they get a reading that's a little out of whack, up pops the check engine light.

Common Causes of Suzuki Sx P3649 OBD2 Code

A common cause of code P3649 is the failure of Damper RF Circuit Open, 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
Faulty TCM or TCM programming
Faulty ignition coil (s)
Dirty Oil

P3649 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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P3649 Suzuki Sx OBD Code

P3649 Suzuki Sx Error Code Repair Process :

Common Causes of Suzuki Sx P3649 OBD2 Code

P3649 code for other Suzuki cars