Haval H6 HEV & Jolion Hybrid Battery Replacement Cost in Phuket
Short answer: the 12V battery on a Haval H6 HEV or Jolion Hybrid costs ฿2,900 - ฿3,400 replaced in Phuket. A GWM dealer will typically quote ฿5,000 - ฿6,000 for the same size and grade of battery.
And the question most owners actually want answered first: no, replacing the 12V battery outside the dealer network does not void your 5-year hybrid warranty. The 12V is a consumable service item, like tyres or wiper blades. Details below.
The Exact Specification
This is one of the few Chinese-brand hybrids where the 12V spec is properly documented, so you can buy with confidence:
Haval H6 HEV
| Option | Specification |
|---|---|
| AGM version | AGM LN2, 6-QTF-60(660)-L, 12V 60Ah, 660 CCA |
| Dry / SMF version | LN2, 6-QW-60(550)-L, 12V 60Ah, 550 CCA |
| Terminals | DIN type |
| Vent | Must have a breathing tube |
Haval Jolion Hybrid
| Item | Specification |
|---|---|
| Battery | LN2 case, e.g. FB S-65LN2, 12V 65Ah |
| Terminals | DIN type |
| Vent | Breathing tube required |
Three things to get right, and they’re the three things cheap replacements get wrong:
- DIN terminals, not JIS. The H6 HEV uses European DIN posts. A JIS-terminal battery of the same nominal capacity will not clamp correctly.
- The breathing tube is mandatory. The battery sits where vented gas has to be routed out of the compartment. Fitting a battery without the vent provision, or leaving the tube disconnected, is a genuine safety issue — not a detail to shrug at.
- AGM if it came with AGM. The H6 HEV’s start-stop and hybrid cycling is what AGM is built for. Downgrading to the dry 550 CCA version to save money means a noticeably shorter life.
Dealer vs Independent: Where the ฿2,000 Goes
| Where | Typical price | What you get |
|---|---|---|
| GWM dealer | ฿5,000 - ฿6,000 | Same size and grade of battery, plus dealer margin and an appointment |
| Independent mobile service | ฿2,900 - ฿3,400 | Same specification, fitted where the car is, same day |
There is no technical difference in the battery itself at these two prices. What you are paying the extra ฿2,000+ for is the dealership channel.
The reason owners hesitate is the warranty question, so let’s deal with it properly.
Does It Void the 5-Year Hybrid Warranty?
No. The 12V auxiliary battery is a consumable maintenance item. Replacing a consumable at a competent independent workshop does not void the warranty on the hybrid system, the traction battery or the drivetrain.
What would create a problem:
- Fitting the wrong specification (JIS terminals, no vent tube, wrong capacity) and then claiming for consequential electrical damage.
- No documentation. Keep the receipt showing the battery specification fitted and the date.
We issue a full receipt listing the exact battery model and capacity, precisely so you have that paper trail. Keep it with your service book.
If your car is still within its scheduled-service warranty conditions, continue having the scheduled services done as required. That’s a different thing from a consumable replacement between services.
Symptoms on a Haval Hybrid
Hybrid symptoms are different from a petrol car’s, because the 12V isn’t cranking the engine.
| What you see | What it means |
|---|---|
| Several warning lights at start-up, then normal | Classic weak 12V on a hybrid |
| Auto start-stop silently stops working | Often the first real sign — easy to dismiss as a quirk |
| Screen or head unit resets while driving | 12V sagging under load |
| Hybrid system warning that clears itself | Voltage dipping below module thresholds |
| Nothing at all when you press start | 12V flat |
| Sat 2 weeks, now won’t wake | Normal drain on a tired 12V |
| Electric tailgate slow or refuses | Common early symptom on H6 |
The auto start-stop clue is the useful one. The system disables itself when the 12V can no longer guarantee a restart. Most owners assume a software update changed something. It’s usually the battery giving you months of notice.
Replacement Price in Phuket
| Item | Price |
|---|---|
| AGM LN2 60Ah, 660 CCA, DIN terminals | ฿2,900 - ฿3,400 |
| Correct breathing tube fitted | Included |
| Fitting | Free |
| Call-out anywhere in Phuket | Free |
| Memory keeper during swap | Included |
| Charging system check | Included |
| Old battery trade-in | Deducted from your bill |
| Itemised receipt for warranty records | Included |
| Warranty | 1 year |
The memory keeper matters on a hybrid. Disconnecting the 12V without one can drop stored adaptations, after which the hybrid control system needs several drive cycles to relearn — and the car often feels hesitant in the meantime.
Why 2-3 Years in Phuket, Not 4-5
Heat. Under-bonnet temperatures pass 60°C on a Phuket afternoon. Battery life roughly halves for every 10°C above 25°C.
Start-stop and hybrid cycling. The H6 HEV constantly runs the 12V at partial charge, which is the state that sulphates plates fastest. This is exactly what AGM construction exists to endure — and exactly why the cheaper dry option is a poor economy here.
Short trips. Ten-minute journeys with the air-con at full never fully recharge the battery.
Frequently Asked Questions
How much is a Haval H6 HEV battery?
The 12V AGM battery costs ฿2,900 - ฿3,400 fitted in Phuket. A GWM dealer typically quotes ฿5,000 - ฿6,000 for the same size and grade.
What 12V battery does the Haval H6 HEV use?
An AGM LN2, part designation 6-QTF-60(660)-L: 12V, 60Ah, around 660 CCA, with DIN terminals and a breathing tube. There is also a dry LN2 option, 6-QW-60(550)-L, 12V 60Ah at 550 CCA.
What battery does the Haval Jolion Hybrid use?
An LN2-case 12V battery around 65Ah — for example the FB S-65LN2 — with DIN terminals and a breathing tube.
Does replacing the battery outside the dealer void my hybrid warranty?
No. The 12V battery is a consumable maintenance item. Keep an itemised receipt showing the correct specification was fitted, and continue your scheduled services as required.
Why does the vent tube matter?
Because the battery sits in a compartment where vented gas must be routed outside. Fitting a battery with no vent provision, or leaving the tube disconnected, is a real safety issue rather than a cosmetic detail.
Can I fit a cheaper JIS-terminal battery instead?
No. The H6 HEV uses DIN posts. A JIS-terminal battery of the same nominal capacity will not clamp correctly, and a poor connection on a hybrid’s 12V circuit causes exactly the intermittent faults you’re trying to avoid.
My auto start-stop stopped working. Is that the battery?
Very often, yes. The system disables itself once the 12V can’t guarantee a restart, making it one of the earliest reliable warnings on this car.
Get It Replaced at Your Door
We stock AGM LN2 batteries in the correct 660 CCA specification with the vent arrangement fitted properly, and we check the charging system while we’re there.
Call 098-168-9907 — 24 hours, anywhere in Phuket, arrival in 20-30 minutes.
Related Reading
- Car Battery Replacement Cost 2026 - full price guide, all types
- GWM / Haval Battery Service - our GWM-specific service
- GWM ORA Good Cat Battery Guide - the EV in the range
- Honda City e:HEV Battery Guide - another hybrid 12V explainer