P2420 Mercedes C 240 OBD Code

OBD/2 P2420 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.

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.

P2420 Mercedes C 240 Error Code Repair Process :

If your p2420 evaporative emission system switching valve control circuit high 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 P2420 and engine control unit are in charge of monitoring a bunch of different p2420 evaporative emission system switching valve control circuit high, and if they get a reading that's a little out of whack, up pops the check engine light.

Common Causes of Mercedes C 240 P2420 OBD2 Code

A common cause of code P2420 is the failure of P2420 Evaporative Emission System Switching Valve Control Circuit High, 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
EVAP system hose leaking
Faulty Fuel injector
Fuel Injectors circuit poor electrical connection

P2420 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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P2420 Mercedes C 240 OBD Code

P2420 Mercedes C 240 Error Code Repair Process :

Common Causes of Mercedes C 240 P2420 OBD2 Code

P2420 code for other Mercedes cars