Fridge quickly switching off even after long drive

Frankyworthy

Frankyworthy

VIP Member
Messages
138
Location
Manchester
Vehicle
T5 SE 174
Hi All

Have spent time on the forum to find a solution to this without a full explanation.

The fridge is going off within 12 hours even after a long drive. On reflection, this has been a slow decline from when it would last a full 3 or 4 days at a festival (remember them?)

Current batteries:
Front battery Banner Running Bull 12v 70ah 720A
Rear battery 12v 75ah 420A
(No visible dates on them)

Current control unit readings

It was this Stationary - 11.3 V 70% 0.0 A

But then I used the diagnostic (error code 1000) cleared it and now it says 11.6 V 0% -0.2 A and two battery icons are flashing.

When Idling 13.6 V 20.0 A

Is this just a simple replacement of both batteries? Don’t recall having done it before and we’ve had the van 6 years.

Any thoughts from our experts from experience gratefully received .

TIA

Paul
 
Hi All

Have spent time on the forum to find a solution to this without a full explanation.

The fridge is going off within 12 hours even after a long drive. On reflection, this has been a slow decline from when it would last a full 3 or 4 days at a festival (remember them?)

Current batteries:
Front battery Banner Running Bull 12v 70ah 720A
Rear battery 12v 75ah 420A
(No visible dates on them)

Current control unit readings

It was this Stationary - 11.3 V 70% 0.0 A

But then I used the diagnostic (error code 1000) cleared it and now it says 11.6 V 0% -0.2 A and two battery icons are flashing.

When Idling 13.6 V 20.0 A

Is this just a simple replacement of both batteries? Don’t recall having done it before and we’ve had the van 6 years.

Any thoughts from our experts from experience gratefully received .

TIA

Paul
+ Leisure Batteries wired in parallel, as in the California SE, should be the same, same type, same amps and also the same age.

You have 2 different batteries and one or both are done, BUT both should be replaced.

The normal factory fit batteries are VARTA LA80, because of the physical dimensions to fit under the passenger seat and in the rear compartment. There are other makes. Tanya Batteries online are recommended.

So, AGM, 75 amp , physical dimensions are important. Replace the pair and you should be good to go.

A couple of things to check. On the rear battery there is a 50amp cube fuse. Check this is OK, otherwise you're only running on 1 battery.
Check the batteries are not getting hot. If so, disconnect and get rid of them ASAP.
 
+ Leisure Batteries wired in parallel, as in the California SE, should be the same, same type, same amps and also the same age.

You have 2 different batteries and one or both are done, BUT both should be replaced.

The normal factory fit batteries are VARTA LA80, because of the physical dimensions to fit under the passenger seat and in the rear compartment. There are other makes. Tanya Batteries online are recommended.

So, AGM, 75 amp , physical dimensions are important. Replace the pair and you should be good to go.

A couple of things to check. On the rear battery there is a 50amp cube fuse. Check this is OK, otherwise you're only running on 1 battery.
Check the batteries are not getting hot. If so, disconnect and get rid of them ASAP.
Thanks Welshgas. AGM is a standard battery size is it?
 
Thanks Welshgas. AGM is a standard battery size is it?

And are we still recommending the Varta LA80?
 
Thanks Welshgas. AGM is a standard battery size is it?
No, AGM is the type of battery.
These are the dimensions required of any battery fitted.

EB4E3F2B-106B-4FB2-8A19-1163B92604C9.jpeg

 

And are we still recommending the Varta LA80?
Any make will do as long as the dimensions, type and output are equivalent.
The Varta LA80 is the factory fit battery.
 
Thanks Welshgas. AGM is a standard battery size is it?
An AGM (absorbed glass mat) battery contains a special glass mat separator that wicks the electrolyte solution between the battery plates. This material’s design enables the fiberglass to be saturated with electrolyte – and to store the electrolyte in a “dry” or suspended state rather than in free liquid form.
 
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