![]() ![]() When I worked for VW any car with an electrical car got that treatment for a measly half an hour labor and it certainly helped covering the bases from the start. For 90 bucks he should run a complete electrical system check. No matter, solving this problem should not be difficult at all. This is not always foolproof but generally speaking if the alternator magnetizes it should put out something and could point to a problem between the alt. ![]() If not, the alternator is faulty or there’s an issue with the fields not being energized. With the key in the RUN position (engine off) touch the alternator pulley with the tip of a screwdriver. If not, the alternator will not charge the battery. Is the dashboard battery warning light illuminated when the key is in the RUN position with the engine off? Since your expertise and tooling may be on the sparse side, I might ask this. It said the battery was weak and the alternate was “charging inadequately.”. Yesterday I bought a battery/alternator checker for seven bucks and plugged it into the lighter socket. He said the alternator and battery were fine, and if the alternator was bad I wouldn’t be able to start the car. He said he would be glad to check it out again, which he gladly did for $90. The guy who replaced the water pump said, “By the way, your alternator is only charging to 12 Volts… it should be charging to more than 13-14 Volts at least.” So, back to my VW guy. I charged it, but I had a problem with the sink water pump, so I took it to an RV repair place. Then, on a camping trip the battery went dead. So, I took it to my VW specialist who checked the alternator and the battery and said they were both OK. When I charge the battery my charger tells me that my alternator is malfunctioning. Lately however, the battery has been going dead. It is in very good shape and only has 80K miles on it. Read and clear OEM level diagnostic trouble codes (DTC).My wife and I bought a '83 VW Vanagon camper several years ago. Perform dealership level routines, self-tests and calibrations for diagnosis, service and repairs. View, graph, record and playback live data.Įnable and disable actuators, relays and components. ![]() Read and clears OEM level diagnostic trouble codes (DTC) includes OEM details. : Innova 3721 Battery and Charging System Monitor : Automotive Buy Innova 3721 Battery and Charging System Monitor: Battery Testers - FREE DELIVERY possible on eligible purchases. Professional-level functionality for reading and clearing fault codes monitoring, graphing, recording and playback of live data performs bi-directional controls, routines, relearns and calibrations for vehicle on-board systems. Best Battery Testers based on Accuracy, Build Quality, Customer Support, Design, Easy to Read, Easy to Use, Overall Performance, Portability, Size, Value for Money and Pros & Cons. Read permanent diagnostic trouble codes (PDTC) for Powertrain. Comparison of INNOVA 3721 Battery and Charging System Monitor Vs TT TOPDON AB101 Car Battery Tester 12V Car Battery Load Tester on Cranking Charging Systems. Read vehicle information (VIN, CAL ID, CVN, IPT). Read pending diagnostic trouble codes (DTC) for Powertrain.Ĭontrol of on-board system, test or component. View on-board monitoring test results for specific monitored systems. View oxygen sensor monitoring test results. Read current diagnostic trouble codes (DTC) for Powertrain.Įrase diagnostic trouble codes (DTC) for Powertrain. The Innova 3721 Battery and Charging System Monitor is designed to give you peace of mind while driving your vehicle. Identifies three (3) levels of vehicle fault severity. View vehicle conditions recorded by the on-board computer at the time the emission-related fault. View trip cycle procedures that instructs how to drive the vehicle in such a manner to meet the required “Enabling Criteria” to run and complete its diagnostic testing. View monitor readiness status for gasoline and diesel engines. Professional-level functionality for reading and clearing OBD2 powertrain emission-related fault codes viewing freeze frame and I/M data monitoring, graphing, recording and playback of live data, vehicle information and performs emission readiness testing. ![]()
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