P3347 Mercedes-benz 400 OBD Code

OBD/2 P3347 error code description and symptoms.

The Camshaft Position sensor will signal the Engine Control Module when the #1 cylinder is ready for the spark plug to fire (top-dead-center on compression stroke). The ECM uses the information from this sensor to help calculate fuel delivery and spark timing.

At this point we are assuming that the fuses and relays are good. You will need to locate the PCM/TCM and the power input signal circuit using your vehicle information source. Unplug the connector from the PCM/TCM, place the ignition switch in the ON position, and probe the appropriate circuit with the positive test lead of the DVOM.

P3347 Mercedes-benz 400 Error Code Repair Process :

If your aux heater coolant pump 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 P3347 and engine control unit are in charge of monitoring a bunch of different aux heater coolant pump circuit open, and if they get a reading that's a little out of whack, up pops the check engine light.

Difficulty Level (Easy)
Level
Repair Time (20 Min.)
Time
Cost Prediction : $ 40-75

Common Causes of Mercedes-benz 400 P3347 OBD2 Code

A common cause of code P3347 is the failure of Aux Heater Coolant Pump Circuit Open, but there are several other possible causes as well, such as ;
Wrench Tool P3347 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.

P3347 code for other Mercedes-benz cars

You can view according P3347 DTC for your car model. We selected several models to see obd2 solutions click and view it.

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

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