P072C Mercedes X Class OBD Code

OBD/2 P072C error code description and symptoms.

HO2S Sensor Circuit Malfunction (HO2S-11) During testing the HO2S Heaters are checked for opens/shorts and excessive current draw.
The test fails when current draw exceeds a calibrated limit and/or an open or short is detected. Short to VPWR in harness or HO2S. Water in harness connector. Open VPWR circuit. Open GND circuit. Low battery voltage. Corrosion or poor mating terminals and wiring Damaged HO2S heater. Damaged PCM.

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.

P072C Mercedes X Class Error Code Repair Process :

If your servo motor potentiometer airintake left 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 P072C and engine control unit are in charge of monitoring a bunch of different servo motor potentiometer airintake left circuit open, and if they get a reading that's a little out of whack, up pops the check engine light.

Common Causes of Mercedes X Class P072C OBD2 Code

A common cause of code P072C is the failure of Servo Motor Potentiometer Airintake Left Circuit Open, but there are several other possible causes as well, such as ;

Exhaust tube
Camshaft advance mechanism binding (VCT unit)
Faulty TCM or TCM programming
Intake Valve Timing Control Solenoid Valve harness is open or shorted

P072C 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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P072C Mercedes X Class OBD Code

P072C Mercedes X Class Error Code Repair Process :

Common Causes of Mercedes X Class P072C OBD2 Code

P072C code for other Mercedes cars