JR405E Transmission parts, repair guidelines, problems, manuals
Transmission general data
The 4-speed automatic gearboxes RC4A-EL for RWD and AWD vehicles with engines 1.6 – 3 lit. were designed in 1999 for Mazda and Nissan on a Japanese market. It was frequently installed on RWD models Isuzu and Suzuki.
| Number of gears | Transmission Type | Drive | Torque (Nm) | ATF (full capacity) L | ATF (change) L | ATF type |
|---|---|---|---|---|---|---|
| 4 | AT | RWD/AWD | 300 | 8,7 | AT-Matic J |
Technical issues and repair guidelines
Old cars with the mileage higher than 150 thousand kilometers commonly get some linehaul external filter cut in the oil cooling line by specialists in order to refine quickly contaminating oil and protect solenoids and the valve body. After travelling more than 200 thousand kilometers, it is necessary to repair the torque converter for saving the pump and the bushing. This transmission is quite rare and reliable unit, for which it is necessary to change fluid and monitor conditions of gaskets and seals on a timely basis. It is a common case to order solenoids and sometimes repair kits of gaskets and seals for major repairs of this transmission.
Which cars run with this gearbox?
| Brand | Model | Year | Type | Engine |
|---|---|---|---|---|
| Chevrolet/GM | COLORADO | 04-11 | 4 SP R/4WD | L4 2.4L 2.8L 3.0L |
| Isuzu | ADVENTURE MASTER | 03-07 | 4 SP RWD | L4 3.0L |
| Isuzu | D-MAX | 02-13 | 4 SP RWD | L4 3.0L |
| Isuzu | GRAND ADVENTURE | 00-03 | 4 SP RWD | L4 3.0L |
| Isuzu | MU-X | 13-16 | 4 SP 4WD | L4 3.0L |
| Isuzu | SPACE CAB | 00-03 | 4 SP RWD | L4 3.0L |
| Mazda | BONGO | 99-16 | 4 SP R/4WD | L4 1.8L 2.0L |
| Santana | 300/350 | 05-08 | 4 SP RWD | L4 1.6L |
| Suzuki | VITARA | 00-05 | 4 SP RWD | L4 1.6L |
Instruction manuals and useful links
| Link type | Source | Description |
|---|---|---|
| ukrtrans.biz | Repair manual RC4AEL | |
| automaticchoice.com | Scheme JR405E |