Why won’t my VW start after battery change?
Bad Starter If you’ve already installed a new battery and the car won’t start – just clicks once loudly – it could be the starter motor is faulty. A slow start can be caused by a weak battery, poor fuel quality, a faulty starter motor, or a clogged fuel filter. Look for persistent symptoms and get them fixed as quickly as possible.Why your car struggles to start but runs fine. There are a number of reasons why your car might be slow to start but runs as-normal once it gets going. Causes can vary from weather conditions to battery health, wiring issues, starter motor concerns and fuel-pump health.Hard start symptoms and starter failure may NOT be caused by the starter, but could actually be caused by the crankshaft position sensor. If your vehicle is experiencing one or more of these symptoms, the crankshaft sensor may be at fault.
How to reset Volkswagen computer after battery change?
If you need to reset the computer in your vehicle, disconnect the battery cables from the terminals following the proper safety protocols. Leave the cables disconnected for 15 minutes before reconnecting them to the battery. The Importance of Resetting Your VW Battery Without a proper reset, you may encounter issues like warning lights on the dash, incorrect battery charge readings, or other electrical problems.