Jaecoo 7 Warning Lights: What They Mean and What to Do

Every warning and indicator light on the Jaecoo 7 instrument cluster, grouped by how urgently you need to act. Covers the 1.6T petrol and the SHS plug-in hybrid.

Updated 2026-10-09 · Sourced from official Jaecoo UK documents

Quick answer: if the high coolant temperature or low oil pressure warning comes on, stop somewhere safe straight away. The engine, brake system, transmission and (on SHS hybrids) high-voltage system lights mean contact a dealer immediately. Most other lights mean a system needs checking soon or are just telling you something is switched on.

This guide groups the lights by the action the official Jaecoo 7 owner's manual tells you to take (section 2-2, “Operation/Malfunction Indicator”, from page 25 of the J7 manual). We don't reproduce the symbols, so match them against the pictures in your manual or on the instrument cluster message.

Lights at start-up are normal. When you switch on, many lights come on briefly as a self-check. Only a light that stays on or flashes after starting needs attention.

Stop safely as soon as you can

Stop safely
High coolant temperature warning
The engine is overheating. Pull over somewhere safe and stop, let it idle for a few minutes, then switch off. Contact a dealer immediately.
Stop safely
Low engine oil pressure warning
Engine oil pressure is low. Pull over somewhere safe and stop. Contact a dealer immediately.

Contact a dealer immediately

The manual says to contact an authorised service centre immediately for these.

Contact a dealer immediately
Brake system malfunction
Brake fluid is low or there is a brake system fault.
Contact a dealer immediately
Engine malfunction (engine management light)
The engine system has a fault. See the recall note below for 2025 petrol J7s.
Contact a dealer immediately
EPC malfunction
Engine (electronic power control) system fault.
Contact a dealer immediately
Transmission malfunction
Gearbox fault.
Contact a dealer immediately
High-voltage insulation fault (SHS / PHEV)
The insulation of the high-voltage system has dropped.
Contact a dealer immediately
Power battery system malfunction (SHS / PHEV)
Fault in the high-voltage battery system.
Contact a dealer immediately
Vehicle high-voltage system malfunction (SHS / PHEV)
Fault in the battery, electric drive or charging system.

Drive slowly to a dealer

Drive slowly to a dealer
ABS malfunction
Anti-lock braking is not working. Normal braking remains, so drive gently.
Drive slowly to a dealer
Electric parking brake (EPB) malfunction
The electric parking brake has a fault.
Drive slowly to a dealer
AUTO HOLD malfunction
The automatic brake hold has a fault.
Drive slowly to a dealer
Hill descent malfunction
Hill descent control has a fault.

Get it checked as soon as possible

Get it checked soon
Airbag (SRS) malfunction
A fault in the airbag system. Don't delay this one.
Get it checked soon
ESP (steady on)
Electronic Stability Program fault. (Flashing just means ESP is working.)
Get it checked soon
Charging system
The 12 V charging system has a fault: it comes on after the engine starts, or doesn't light at all at power-on.
Get it checked soon
Power steering (EPS) malfunction
Electric power steering fault.
Get it checked soon
Steering angle not initialised
The steering system is not initialised or calibrated.
Get it checked soon
Tyre pressure (TPMS)
A tyre is low or too hot. Check pressures first; if they're correct and it stays on, get it checked. See tyre pressures.
Get it checked soon
AWD malfunction
Fault in the all-wheel-drive system.
Get it checked soon
Driver-assist faults
Separate fault lights for AEB (emergency braking), adaptive cruise, blind-spot monitoring, lane departure warning and emergency lane keeping.
Get it checked soon
Intelligent headlight (IHC) malfunction
Automatic headlights are not working correctly.
Get it checked soon
Stop-start (flashing)
Fault in the idle stop-start system. Steady on just means stop-start is unavailable right now.
Get it checked soon
Safety warning light
A general warning that one of the car's systems has a fault. Check the cluster message for details.

Simple fixes

Action needed
Low fuel
Refuel as soon as you can.
Action needed
Power battery low (SHS / PHEV)
The high-voltage battery is low (or seriously discharged). Charge it as soon as possible.
Action needed
Low washer fluid
Top up the screenwash.
Action needed
Seat belt reminder
A front or rear seat belt isn't fastened.
Action needed
Petrol particulate filter (PPF) full
The PPF needs to clean itself. The manual says to drive at higher speed to clear it.

Information lights (nothing wrong)

Information only
READY (SHS / PHEV)
The car is ready to drive off.
Information only
EV / EV+ / HEV mode (SHS / PHEV)
Shows the current hybrid drive mode.
Information only
Charging / discharging cable connected (PHEV)
A charging or vehicle-to-load cable is plugged in.
Information only
Engine warming up
Coolant is still cold; it goes out once the engine is warm.
Information only
ESP OFF / AEB OFF
You (or the car) have switched these systems off.
Information only
Electric parking brake / AUTO HOLD on
The parking brake or auto hold is active. EPB flashing under hard braking is normal.
Information only
Drive mode
ECO, NORMAL, SPORT, SNOW, MUD, SAND or OFF-ROAD selected.
Information only
Lights
Daytime running lights, side lights, indicators, high beam, front and rear fog lights, automatic headlights on.
Information only
Driver assistance active
Cruise control, adaptive cruise, speed limiter, lane assist, blind-spot alert, hill descent or stop-start operating.
Information only
Overspeed alarm
You've passed your set speed warning (with three beeps).

Engine light on a 2025 Jaecoo 7? Check the recall

The DVSA lists recall R/2026/069 (March 2026) for the 2025 Jaecoo 7 petrol: an engine ECU wiring harness clip may not be fully engaged, which can bring on the engine light and cause stalling. Over 7,000 cars are affected. A second recall, R/2026/299 (August 2026), covers 174 J7 petrol and plug-in hybrid cars built between September 2025 and January 2026 whose driver's seat wiring may be routed wrongly. That fault can also bring on warning lights. Full details are in our Jaecoo recalls guide.

Enter your registration on the gov.uk vehicle recall checker to see if your car is affected. Recall work is free at any dealer.

Owners have discussed engine management lights in this forum thread.

Tyre pressuresEvery model, from the manualsService intervals & costs2026 UK service plan pricesOwner's manualsFree PDFs for every model

Got a light we haven’t covered?Post a photo of your dashboard and owners will help.

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Frequently asked questions

What does the engine management light mean on a Jaecoo 7?

It means the engine system has a fault. The owner's manual says to contact an authorised service centre immediately. On 2025 petrol J7s, check recall R/2026/069 on the gov.uk recall checker, as a loose ECU harness clip can bring the light on.

Is it safe to drive with a warning light on?

It depends on the light. Stop as soon as it is safe for high coolant temperature or low oil pressure. For brake, engine, transmission or high-voltage faults, contact a dealer immediately. Lights such as ABS or parking brake faults mean drive slowly to a dealer.

Why do lots of lights come on when I start my Jaecoo?

That is a normal self-check. Lights that go out after start-up are fine; only a light that stays on or flashes after starting needs attention.

What does the flashing ESP light mean?

A flashing ESP light means the stability system is working, for example on a slippery road. If it stays on steadily, it indicates an ESP fault that needs checking.

What is the PPF light on a Jaecoo 7?

PPF is the petrol particulate filter. The light means it is full; the manual says to drive at a higher speed so it can clean itself.