Nissan Leaf Warning Lights: What They Mean

Red: stop or act now

12-volt battery charge warning light

The 12-volt battery is not being charged properly; a DC/DC converter malfunction is possible. Chime sounds with the master warning and EV system lights.
What to do: Stop safely, apply the parking brake, push P, and contact a NISSAN certified LEAF dealer. Do not charge the 12-volt battery. PDF page 180

Brake warning light

If lit outside startup, the hydraulic brake system may be faulty or brake fluid is low. With the ABS light it may mean an ABS fault.
What to do: Stop immediately, check brake fluid level, add fluid if needed, and have the system checked by a NISSAN certified LEAF dealer. PDF page 181

Amber: check soon

EV system warning light

Malfunction in the traction motor/inverter, charge port or charger, Li-ion battery, cooling system, or emergency shut off is active.
What to do: Contact a NISSAN certified LEAF dealer. PDF page 186

Low tire pressure warning light

Tire pressure is low, or the TPMS is not working properly. A "Tire Pressure Low - Add Air" message appears.
What to do: Stop and inflate tires to the recommended COLD pressure, then drive above 16 MPH (25 km/h) to turn the light off. PDF page 186

Power limitation indicator light

Power to the traction motor is reduced due to very low battery charge, cold or hot battery or EV system, or a malfunction.
What to do: Follow any displayed messages, charge, warm up or cool down as appropriate, drive slower; if it stays on, contact a dealer. PDF page 188

Low battery charge warning light

The available Li-ion battery charge is getting low.
What to do: Charge as soon as possible, preferably before the gauge reaches the bottom line. PDF page 186

Slip indicator light

Blinks when VDC or traction control is operating, so the road may be slippery. If lit with VDC on, VDC may be malfunctioning.
What to do: Have the system checked by a NISSAN certified LEAF dealer if it stays lit. PDF page 188

Vehicle Dynamic Control (VDC) off indicator light

VDC and traction control are turned off.
What to do: Turn VDC on in the vehicle information display or restart the EV system. If the light stays on while driving, have it checked. PDF page 189

Rear Automatic Braking (RAB) system OFF warning light

The RAB system is turned off; if it lights or flashes while RAB is on, the system may be unavailable. PDF page 188

Front passenger air bag status light

Lit when the front passenger air bag and knee air bag are off, depending on how the seat is used. PDF page 186

Other warnings and indicators

High beam assist indicator light

High beam assist is turned on and operational. PDF page 189

Exterior light indicator

Lit when the headlight switch is in AUTO or on position and parking, tail, license plate lights or headlights are on. PDF page 189

Green: system on

Automatic brake hold indicator light (green)

The automatic brake hold system is operating. PDF page 189

White: information

Automatic brake hold indicator light (white)

The automatic brake hold system is on standby. PDF page 189

Summarized in our own words from the 2026 Nissan Leaf owner's manual (AI-assisted; every light name was matched against its cited page 2026-10-18). Your vehicle may not have every light, and other years can differ. A red warning that stays on usually means stop safely and check: your manual has the final word.