P401A Mercedes B 160 OBD Code

OBD/2 P401A error code description and symptoms.

Vehicle Speed Sensor (VSS) Intermittent Indicates the powertrain control module (PCM) detected an error in the vehicle speed information. Vehicle speed data is received from either the vehicle speed sensor (VSS), transfer case speed sensor (TCSS), anti-lock brake system (ABS) control module, generic electronic module (GEM), or central timer module (CTM). This DTC is set the same way as P401A. However, it is intended to flash the transmission control indicator lamp (TCIL) for first time VSS circuit error/malfunctions. Refer to possible causes for P401A

Some systems require that the actuator has an adequate supply of brake fluid. Low brake fluid levels can mimic the symptoms of code P401A, so consult the manual to locate the brake fluid reservoir. Bear in mind that a low fluid level can set code P401A on some applications, so make sure that on fluid operated systems the fluid level is up to the mark before starting an electrical diagnosis.

P401A Mercedes B 160 Error Code Repair Process :

If your 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 P401A and engine control unit are in charge of monitoring a bunch of different , and if they get a reading that's a little out of whack, up pops the check engine light.

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Cost Prediction : $ 40-75

Common Causes of Mercedes B 160 P401A OBD2 Code

A common cause of code P401A is the failure of , but there are several other possible causes as well, such as ;
Wrench Tool P401A 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.

P401A code for other Mercedes cars

You can view according P401A 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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