Parts for your 2023 Mitsubishi Eclipse cross-Transmission filter

2023 Mitsubishi Eclipse Cross transmission filter: what owners need to know

For the 2023 Mitsubishi Eclipse Cross fitted with the INVECS-III CVT, there isn’t a conventional, serviceable transmission filter like the ones found in many torque-converter automatics. Technical references for this model show the CVT uses an internal suction strainer and magnetic trapping in the sump area, with no scheduled replacement of a separate filter element during normal servicing.

Relevant technical sources include:

• Mitsubishi Eclipse Cross (2018–2023) Workshop/Service Manual – CVT section: specifies an internal oil strainer within the transaxle and outlines fluid inspection/replacement procedures, not filter changes.
• Mitsubishi Motors Owner’s/Maintenance Schedule for the 2023 Eclipse Cross: lists CVT fluid checks and replacement intervals based on use, with no transmission-filter replacement item.
• JATCO CVT8 technical literature used across Mitsubishi applications: describes a suction strainer inside the case and, where fitted, a cooler-return microfilter that’s serviced only during overhaul or contamination events.

Why no replaceable filter? The CVT’s design relies on controlled flow paths and an internal mesh strainer to protect the pump and valve body without the pressure drop a large external filter can introduce. The unit is essentially a sealed case with no removable pan, routine maintenance revolves around fluid condition rather than filter swaps. That’s why owners won’t find a separate “transmission filter” listed as a regular service part for a 2023 Eclipse Cross.

What should be serviced instead? Stick to CVT fluid inspections and changes at the intervals recommended for local conditions. In Australia and New Zealand, many workshops suggest changing CVT fluid around 60,000–90,000 kilometres for mixed use, earlier if the vehicle tows, sees steep terrain, heavy traffic, or high ambient temps. Always use the specified Mitsubishi CVT fluid (J4/J4+ as applicable), replace crush washers, and set the level at the correct fluid temperature using the factory procedure. Avoid generic flush machines, they can introduce the wrong pressure and fluid chemistry.

If the transmission is ever overhauled or there’s contamination after a failure, the internal strainer is replaced during the rebuild, and any cooler-line microfilter (if present on the variant) is renewed and the cooler flushed. Outside of those scenarios, there isn’t a standalone transmission-filter service on this model.

Popular questions

Does the 2023 Eclipse Cross have a replaceable transmission filter?
No. It uses an internal suction strainer and magnetic debris control inside the CVT. The maintenance schedule calls for fluid checks and changes, not a filter replacement, unless the unit is being overhauled.

When should the CVT fluid be changed?
Follow the Mitsubishi schedule for your build and conditions. Many Aussie and Kiwi workshops recommend 60,000–90,000 km for mixed driving, sooner for towing, steep or dusty use, or lots of stop–start. Always refill with the specified Mitsubishi CVT fluid and set the level at the correct temperature.

Can an aftermarket inline CVT filter be added?
Generally not recommended on a healthy gearbox. Extra restriction can affect line pressure and shift logic. Inline filters are typically considered only after a failure or during a cooler upgrade, and should be fitted by a transmission specialist who can verify pressures and flow.