Audi A4L automobile brake lights lit

Posted by kobd2 kobd2
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A mileage of about eighteen,000 km with the Audi A4L sedan. People report: vehicle brake lights lit .

Troubleshooting :( one ) First, vas 5054a download browse the car or truck utilizing the VAS5052 fault memory and located no fault along with the storage -related failures during the technique. The motor vehicle brake mild change substitution , fault can't be ruled out.( two ) measuring the brake mild circuit diagram of the signal line B335 by a node with the motor command device revealed in Determine one , Abdominal muscles command unit , J393 connection in between control device are standard .( 3 ) Despite the fact that the brake gentle swap sign while giving three control units , though the engine regulate unit for the grasp controller functions . If your motor controller of the brake mild swap mistake " is operated " signal transmitted through the CAN bus , J393 acquiring the signal will brake lights.

( four ) Then switch the motor manage device examination, fault however exists . Replace the J393 management device , fault persists. Ab muscles Cylinder read through facts stream autoboss v30that: brake light switch ( engine management device from your CAN signal ) usually reveals " procedure " shown in Figure 2 . Remove the brake lamp switch sign nonetheless exhibits " operation ."

( five ) further more screening of autos discovered : Once the ignition change is turned on , the brake lights are saved turned off , when the procedure after the brake launch x431 pedal and the brake lights remain lit unable to extinguish .

<p>(six ) a normal vehicle information will be in comparison along with the automobile located a standard motor vehicle in the event the brake lamp change and unplug the brake pedal procedure , Abdominal muscles brake light-weight swap knowledge stream (CAN signals from your engine command device ) generally displays " 0 ." Once the G201 brake can clip pressure sign attained about 10Bar lights . On the other hand, the failure of the car to disconnect the brake gentle switch , operating the brake pedal. When the stress reaches about G201 10Bar, Stomach muscles brake mild swap data stream ( CAN indicators from engine command device ) modifications to " procedure ." Launch the brake pedal however shows " action" , whilst the brake lights are normally lit.</p>


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