Mitsubishi Transmission Oil
In Jamaica, Mitsubishi transmission servicing relies on five main fluid specifications: DiaQueen CVTF-J1 / CVTF-J4 for Jatco CVTs, DiaQueen ATF SP-III / ATF PA for conventional torque converter automatics, DiaQueen SSTF-I for Twin Clutch SST dual-clutch gearboxes, and manual gear oils.
Overview & Key Maintenance Guidelines in Jamaica
- CVT Fluid J1 vs. J4 (Jatco Push-Belt CVTs): Most JDM Mitsubishi passenger cars and crossovers (Lancer CY4A, Galant Fortis, Mirage, ASX, Outlander) run on Jatco CVTs. Older models (JF011E) specify Mitsubishi DiaQueen CVTF-J1, while newer Jatco CVT7/CVT8 units (JF015E/JF016E) strictly require low-viscosity DiaQueen CVTF-J4. Never use standard ATF or generic CVT fluid, as improper friction modifiers cause belt slippage and pulley scoring under local tropical temperatures.
- ATF SP-III & ATF PA (INVECS Automatics & Truck 4x4s): Legacy 4-speed and 5-speed INVECS-II automatics (Lancer CS3A, Airtrek, older Pajero/Montero Sport) require DiaQueen ATF SP-III. Modern 8-speed Aisin automatics (3rd Gen Montero Sport) require low-viscosity DiaQueen ATF PA or Aisin AW-1.
- DiaQueen SSTF-I (Twin Clutch SST): Performance dual-clutch models (Evolution X, Galant Fortis Ralliart) strictly require DiaQueen SSTF-I fluid and filter changes every 30,000–40,000 km to protect the internal hydraulic control unit from thermal breakdown.
- Parts Sourcing in Kingston: Genuine DiaQueen CVTF-J4, SP-III, SSTF-I, and replacement filters are stocked across Japanese auto parts retailers and transmission specialists in Kingston (e.g., along Hagley Park Road, Maxfield Avenue, and Marcus Garvey Drive).
Mitsubishi Models in Jamaica: Transmission Fluid Mapping
|
Mitsubishi Model |
Transmission Type(s) |
Required Transmission Fluid Specification |
|
ASX |
Jatco CVT (JF011E/JF016E), 5/6MT |
Mitsubishi DiaQueen CVTF-J1 / CVTF-J4 (CVT) or 75W-80 GL-4 (Manual) |
|
Colt |
F1C1A CVT, 5/6MT (Ralliart) |
DiaQueen SPIII / CVTF-J1 (CVT) or 75W-80 / 75W-90 GL-4 (Manual) |
|
Eclipse |
4/5-Speed INVECS-II Auto, CVT, 5/6MT |
DiaQueen ATF SP-III (2G–4G 4AT/5AT), CVTF-J4 (Cross CVT), or 75W-90 |
|
Evolution |
5/6MT (Evo I–X), 6-Speed Twin Clutch SST |
75W-90 GL-4/GL-5 (Manual/Transfer Case) or DiaQueen SSTF-I (Evo X SST) |
|
Galant Fortis |
Jatco CVT (JF011E), 6-Speed TC-SST, 5MT |
DiaQueen CVTF-J1 / CVTF-J4 (CVT) or DiaQueen SSTF-I (Ralliart SST) |
|
Lancer |
4-Speed Auto (CS3A), Jatco CVT (CY4A), 5MT |
DiaQueen ATF SP-III (CS3A 4AT), DiaQueen CVTF-J4 (CY4A CVT), or 75W-90 |
|
Mirage |
Jatco CVT7 (JF015E), 5-Speed Manual |
Mitsubishi DiaQueen CVTF-J4 (CVT) or 75W-80 GL-4 (Manual) |
|
Montero Sport |
4/5-Speed INVECS-II Auto, 8-Speed Auto, 5/6MT |
DiaQueen ATF SP-III (1st/2nd Gen 4AT/5AT) or DiaQueen ATF PA / Aisin AW-1 (3rd Gen 8AT) |
|
Outlander / Airtrek |
4/5AT (Airtrek), Jatco CVT, 6AT, PHEV |
ATF SP-III (Airtrek 4AT/5AT), CVTF-J1 / CVTF-J4 (CVT), or DiaQueen ATF-J3 / MA1 (V6 6AT/PHEV) |
|
Pajero |
4/5-Speed INVECS-II Auto, 5MT |
DiaQueen ATF SP-III / ATF PA (4AT/5AT) or 75W-90 GL-4/GL-5 (Manual & Transfer Case) |
|
RVR |
4-Speed Auto (Classic), Jatco CVT8 |
DiaQueen ATF SP-III (Classic 4AT) or Mitsubishi DiaQueen CVTF-J1 / CVTF-J4 (Modern CVT) |