Why does the Jaguar XF take so long to charge?

The Jaguar XF has a battery module which monitors the battery voltage and sends warnings via the GPS display. The XF’s battery monitor charges the battery at around 14.5 volts in hot weather and 14.9 volts when it’s cold outside. The reason for this is that it takes a battery longer to charge when the weather is warm versus when its cold.

When to turn off a dead Jaguar XF battery?

Once you are finished reviving a dead car battery in your XF, make sure you drive it for at least 5 minutes before turning it off so your battery isn’t dead the next time. So what’s up with the safety glasses?

What to do if your Jaguar XF won’t start?

If you get into your XF, turn the key, and your car doesn’t start (you may hear nothing or a clicking sound from the engine bay), you have a dead battery and need a jump-start. Check to see if you left your headlights or an interior light on and turn the switch off.

What kind of Charger do I need for my Jaguar?

As above, but make sure you use a smart charger (like a CTEK) designed for longer term connection to the battery, not a “dumb” trickle charger. Excuse my ignorance but do I have to disconnect all leads before connecting charger to the battery cheers

What should I do if my Jaguar XF battery goes bad?

In other words, if you need to charge the battery you should have the car towed to your nearest Jaguar dealer Click to expand… The manual also states, that the XF is not suited for a roof rack. A roof rack should never be mounted on the XF.

Why does the Jaguar XF not have a regulator?

It does NOT have a built in regulator as is the norm. It is controlled by the engine ECU in conjunction with the BCM. Because the tracking to earth is inconsistent due to changing moisture content in the box, The amount of charge in the battery is not what the ECU and BCM expect.

Where does the power cable come from on a Jaguar XF?

This is where the power cable comes through the floor from the battery and connects to the alternator and starter motor via a 10mm stood and eye terminals. Its a bad design because all the water, dirt and salt runs down from the front screen and scuttle behind the wheel arch liner and over the box.

What to do if your XF battery is low?

Bear in mind I have no practical experience with this sort of problem on an XF, I’m just going by memory of past posters on this forum. Get your main battery CCA (Cold Cranking Amps) tested, if this is low you will get that error display and it will be time for a new battery.

When does the Jaguar XF turn off the radio?

In answer to your query with regards to the radio switching off after 10 mins, the XF set up will do this. Even if you switch on the ignition without starting the engine up and no radio switched on the ignition will switch itself OFF after 10 mins.

What did I do with my Jaguar XF battery?

Checked battery connections and all fine- did a few amp readings by the battery looms and then in the engine bay. Silly sod like me kept driving the car- it died at a 4way crossing… Managed to coast the car into a quiet side street. Had a mate pick up and go Halfords.l for a battery 100quid or so.

Why does my Jaguar XF have red low Batt warning?

Red low batt warning on some days, dtc abs warning error – i too thought it was the battery – bought new one worked for a day then errors returned. Checked battery connections and all fine- did a few amp readings by the battery looms and then in the engine bay.

What does it mean when the battery is low on a Jaguar?

Nope, the good old “battery is low start up now or the system will shut down in 3 mins” message. Something is wrong (once again) i know it! Ps. The one one on the main console not the red battery in the centre console which ive also had too!

Why does my 3 year old Jaguar XF not start?

My 3 year old XF on occasions, during start shows a red battery symbol, has always fired up and doesn’t show the red battery symbol at every start. To be honest, I have never thought it as a problem, more the vehicle is telling me whats happening during the start cycle.

Why does my 2012 Jaguar XF not start?

Hi, I own a 2012… Hi, I own a 2012 Jaguar XF. I replaced the battery and now when I try to start the car I hear a click and nothing happens. The battery is fully charged. Symptoms are my LED push start is not pulsating, but I am able to unlock the door with the smart key.

What kind of battery is in a Jaguar?

I’m sure I’ve read somewhere the main battery is the usual sealed lead acid battery and can be charged as normal, the secondary battery is a lithium ion battery and has it’s own dedicated charging system and attempting to charge it any other way will permanently damage it.

What happens when you disconnect the battery in a Jaguar?

One thing I noted today (my battery was disconnected for the last oil change, Jaguar replaced the whole engine complete with fresh oil and filter) was a rather nifty auto down feature on the rear windows. The first push and hold for a split second auto opens the rear window only a couple of inches, handy to eliminate sun roof buffeting.

How do you charge a second battery in a Jaguar?

Have a look at “what does the 2nd battery do”. Just enter that in the box top right. Both batteries will be charged via separate charge circuits within the car. They will not be wired in parallel so will not charge together, you will need to charge them separately.

Navigation