Questions & Answers for: ecu cause alternator charge

...ecu may be damaged and the alternator. If battery is not being charged, the alternator is a definite possibility. Get the battery charged up, then the problem can be serviced. Don't try to keep ...

could a bad ecu fuse cause the alternator to not charge the battery No that would not be the case

...ecu cause my 1998 s70 volvo to NOT charge the battery? will a bad ecu cause this. Battery charges and runs fine but isn't keeping a charge. The Alternator has been tested and it is good. ...

...ecu relay 165 906 381 can cause charging problems and all the other ghosts in the car. When I power 85-86a it switches but 85-86 does not. Any suggestions very appreciated. see the diagrams attached ...

...the alternator been replaced . alternators come with different amps . and if the jeep came with a low amp and is replaced with a high one would cause over charging.. also the ecu controls the ...

...alternator is supposed to put out about 13.1 volts. If you look up an ECU on e-bay, you will notice there are repair services who can repair your ECU. I have used them several times, and this has ...

...will need to be replaced and codes cleared from ecu, tcs light more then likely coincidence due to another possible failure, or due to battery problem cause the ecu to code, and needs to be

...ecu, controlling the alternator and how much it charges. So it's no longer just either the battery or the alternator being at fault. It depends on the manufacturer and how the system is designed. I ...

cause car to do this alternator fault, its not charging battery properly lights and heater drain a lot of power and the engine and ecu drain a bit but if the voltage drops to low ecu will go into safe

...the battery. The alternator,battery,starter are all new. What would cause this. All the fuses are good. The voltage regulator is in the ECU. Probably a broken wire between the alternator and