Search found 11 matches

by jimmyq
Fri Jun 07, 2024 6:37 pm
Forum: VW (VAG, Volkswagen, Audi, Porsche etc.)
Topic: charging the battery off the car?
Replies: 10
Views: 6932

Re: charging the battery off the car?

Can you recommend a charger/supply to do it in series from just the positive and negative side
by jimmyq
Fri Jun 07, 2024 6:36 pm
Forum: VW (VAG, Volkswagen, Audi, Porsche etc.)
Topic: charging the battery off the car?
Replies: 10
Views: 6932

Re: charging the battery off the car?

Thanks on diagnostics showing 4.5volts i need to disconnect the power connector on the battery from the car and charge it direct thats what i need saves me taking battery off? If i isolate it all and get a connector + - attatch power supply or some sort of charger direct is what ime after?

Thanks ...
by jimmyq
Thu Jun 06, 2024 6:59 pm
Forum: VW (VAG, Volkswagen, Audi, Porsche etc.)
Topic: charging the battery off the car?
Replies: 10
Views: 6932

Re: charging the battery off the car?

Golf Gte
Audi etron
by jimmyq
Thu Jun 06, 2024 4:52 pm
Forum: VW (VAG, Volkswagen, Audi, Porsche etc.)
Topic: charging the battery off the car?
Replies: 10
Views: 6932

charging the battery off the car?

hi guys ive had a few cars in with voltages below 4volts odis will not allow to charge and no option to close contractor on this car to charge or restart high voltage system as it says battery regulation J840 must be higher than 20volts

there is someone who charges these off the car but miles away ...
by jimmyq
Mon Apr 22, 2024 8:41 pm
Forum: VW (VAG, Volkswagen, Audi, Porsche etc.)
Topic: Advice on charger for vag batteries
Replies: 1
Views: 5455

Advice on charger for vag batteries

Hi guys im after some advice please.. i work on these cars repairs etc and getting some issues with dead or low batteries alot of the times i can close the contractors via diagnostics and charge the batteries but unfortunately when they go below a certain percent they will not charge ...

Is there a ...
by jimmyq
Wed Mar 30, 2022 3:50 pm
Forum: VW (VAG, Volkswagen, Audi, Porsche etc.)
Topic: audi a3 etron 2021
Replies: 4
Views: 9336

Re: audi a3 etron 2021

no switches on this car all the diagnostics says is disconnet green hv plug and tries to restart the hybrid system after crash in the process it fails and says J840 Battery regulation module 0v. i have dismatled the battery and opened the J840 Checked the fuses all ok just need to know by the ...
by jimmyq
Wed Mar 30, 2022 12:32 pm
Forum: VW (VAG, Volkswagen, Audi, Porsche etc.)
Topic: audi a3 etron 2021
Replies: 4
Views: 9336

audi a3 etron 2021

hi guys bit of a off topic but i know you guys are the best in this field and maybe help me out this dilemma i am in for months i have a audi etron which has a fault in the electric drive module P1609 CRASH SHUTDOWN its a invcon 3.3 car will not start and this is the olnly fault in all the modules ...