Parts for your 2022 Mitsubishi Outlander-Ignition leads

2022 Mitsubishi Outlander ignition leads — fitted or not?

The 2022 Mitsubishi Outlander doesn’t use traditional ignition leads (also known as high‑tension leads or spark plug wires). Both the 2.5‑litre petrol Outlander and the PHEV variant run a coil‑on‑plug (COP) ignition system, where an individual ignition coil sits directly on top of each spark plug. That setup removes the need for separate ignition leads altogether.

This isn’t a quirk, it’s how most modern petrol engines are built. With COP, the high voltage is generated right at the plug, so there’s no long cable run for the spark to travel. It’s tidier under the bonnet and cuts down on energy loss and electrical interference.

• Packaging and reliability: No long cables to age, crack or track, fewer misfire points.
• Sharper spark control: Better timing and dwell control per cylinder for smoother running and efficiency.
• Water and dust resistance: Direct‑mounted coils seal well against moisture — handy for Aussie and Kiwi conditions.

What does that mean for servicing? Instead of replacing ignition leads, owners should keep an eye on spark plugs and the individual coils. Spark plugs are long‑life iridium and are typically replaced at longer intervals (check the logbook for the local schedule — it commonly sits between 90,000 and 160,000 kilometres, market‑dependent). Coils aren’t a routine replacement item, they’re swapped only if a fault pops up, like a misfire under load, rough idle, or a check‑engine light with a coil/spark code. If moisture or spilled fluids have been around the plug wells, it’s worth inspecting the coil boots for swelling or carbon tracking.

Technical references used for this determination include: Mitsubishi Outlander 2022 Service Manual ignition system description (GN0W/GM/GN series), Mitsubishi ASA electronic parts catalogue for 2022 Outlander (showing individual ignition coils and no high‑tension lead assemblies), and Mitsubishi technical training/new‑model feature guides for the 2.5‑litre petrol and 2.4‑litre PHEV powertrains describing coil‑on‑plug ignition. These sources all specify individual on‑plug coils and the absence of separate ignition leads.

Popular questions

Does the 2022 Mitsubishi Outlander have ignition leads I need to replace?
No. It uses a coil‑on‑plug system, so there are no separate leads to service. Routine ignition maintenance focuses on long‑life iridium spark plugs at the intervals in the maintenance schedule, and coils are only replaced if they fail.

How can I tell if an ignition coil is failing on my 2022 Outlander?
Common signs include a rough idle, hesitation under load, higher fuel use, and a check‑engine light. A scan will often show a cylinder‑specific misfire code. If a misfire follows a coil when swapped to another cylinder, that coil is the culprit.

Can I fit aftermarket ignition leads to improve performance?
There’s nowhere to put them on this model. Performance or reliability upgrades in the ignition system would focus on quality replacement coils and the correct spec iridium plugs, torqued properly and kept dry and clean around the plug wells.