StuCross · 312 posts
@SamWhite AGMs are particularly prone to this in cold weather — the internal resistance increases significantly as temperatures drop, which throws off the voltage-based SOC...
Hey @RM_Marine, sounds like it could be the over-voltage protection kicking in. Ford Transit alternators from that era can spike quite high under certain conditions — I've seen them push past 15V...
We use essential cookies to keep you logged in and provide core website functionality. We do not use advertising or tracking cookies. See our Privacy Policy for details.
Cookie Details
Session cookies (strictly necessary): These cookies are essential for the website to function. They keep you logged in and maintain your session. They are automatically deleted when you close your browser. These cookies do not require consent under UK GDPR/PECR.
Local storage: We store your cookie consent preference and some UI preferences in your browser's local storage. This data never leaves your device.
Report an Issue
Thank you for reporting this issue. We'll review it as soon as possible.