COMO DESARMAR UNA CAJA DE CAMBIOS DE UN VOLKSWAGEN GOLF QUE NO MARCA EL VELOCIMETRO

THIS GEARBOX WAS DISASSEMBLED TO SEE IF THE GEAR THAT MAKES THE SPEEDOMETER WORK WAS GOOD.....THE GEAR WAS FINE, THE ONLY FAULT WAS THE SENSOR THAT THEY HAD NOT INSTALLED THE SAME AS THE GEARBOX AND THAT IS WHY IT DID NOT MARK.