when the engine is not running : it shows 12v
when the engine is running : drops to 4v.
what can it be ?
thanks
battery voltage problem
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alperx
- Posts: 3
- Joined: 03 Jun 2022, 12:18
battery voltage problem
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alperx
- Posts: 3
- Joined: 03 Jun 2022, 12:18
Re: battery voltage problem
note : all the voltages measured while the engine is running, they are between 13.5-14.0v , including the 3 battery cables going into the tcu.
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Jar
- Posts: 139
- Joined: 18 Aug 2021, 21:00
Re: battery voltage problem
Please write to Viber +48 502 726 105
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Landracer333
- Posts: 3
- Joined: 13 Sep 2026, 19:07
Re: battery voltage problem
I have the same issue, did u find the cause?