Parts for your 2016 Mitsubishi Lancer-Tail lights

2016 Mitsubishi Lancer Tail-Lights: What They Do and How to Look After Them

Based on technical sources, tail-lights are absolutely relevant and fitted to the 2016 Mitsubishi Lancer. The 2016 Lancer Owner’s Manual specifies rear position lamps as standard equipment, and both the Australian Design Rules (ADR—Installation of Lighting, ADR 13/00) and the NZ Transport Agency’s Vehicle Lighting Rule 2004 require red tail-lamps visible to the rear. In short, every road-legal 2016 Lancer must have working tail-lights.

On a 2016 Mitsubishi Lancer, the tail-lights form part of the rear combination lamp. Their main job is simple but critical: make the car visible from behind in low light and poor weather. They come on with the parkers and headlights, shining a steady red so other drivers can track the Lancer’s position at night or in rain and fog. Within the same housing you’ll typically find the brake lamps, indicators, reverse lamp and reflectors, and some variants may include a rear fog lamp. Many Lancers use conventional replaceable bulbs for the tail/stop functions, while some trims feature LED elements sealed into the assembly.

When it’s service time, a quick tail-light check is a no-brainer. If a bulb’s out, it’s cheap and fast to sort, and it keeps the car compliant for WoF/RWC. For bulb-type setups, replacement is usually done from inside the boot: pop the access panel, twist the bulb holder anti-clockwise, swap in an ADR-compliant equivalent (often a dual-filament style for tail/stop), avoid touching the glass with bare fingers, then refit and test. If the Lancer’s running LED tail-lights, individual diodes aren’t serviceable—if they fail or flicker, the whole lamp assembly is typically replaced.

• Inspect lenses for cracks, haze or moisture, a light mist can be normal after rain, but standing water means a bad seal.
• Clean earth points and connectors, a dodgy ground often causes dim or intermittent lamps.
• Replace bulbs in pairs to keep brightness even left-to-right.
• Avoid smoked/tinted covers that reduce output—these can fail WoF/RWC.
• Use dielectric grease on connectors and ensure the rear lamp gasket sits correctly to keep water out.

Regular checks take seconds and can prevent a roadside fine or, worse, someone not seeing the Lancer when they should.

Popular questions

What bulb type does a 2016 Lancer tail-light use?
Most 2016 Lancers with conventional lamps use a dual-filament bulb for the tail/stop function (commonly 21/5W, such as 7443/W21/5W), but specs vary by trim and market. It’s best to confirm in the owner’s manual or with the existing bulb’s markings before buying replacements.

Why is there moisture in my Lancer’s tail-light?
A light fog after rain or washing can be normal and often clears as the lamp warms up. Persistent condensation or pooled water points to a compromised seal, a cracked lens or a missing grommet. That can lead to bulb failures and can cause a WoF/RWC issue, so address it promptly.

Can I fit LED replacements in my 2016 Lancer?
Yes, quality LED retrofit bulbs can work in housings designed for incandescent bulbs, but ensure they’re road-legal and bright enough. Some cars may need CANbus-friendly LEDs to avoid bulb-out warnings. If the car has factory LED tail-lights, replace the assembly rather than mixing in retrofit parts.