4N71B Transmission parts, repair guidelines, problems, manuals
Transmission general data
4N71B 4-speed automatic transmission 4N71B was
produced in 1984 for rear wheel drive Nissan 300ZX.This transmission is a
successor of very famous 3-speed modification 3N71B. Since 1989 this transmission was modified for Mazda 929 under the name N4A-EL. In 2000 4N71B was used as a basis for updated JR401E, which is used with 3-liter engines V6.
| Number of gears | Transmission Type | Drive | Torque (Nm) | ATF (full capacity) L | ATF (change) L | ATF type |
|---|---|---|---|---|---|---|
| 4 | AT | RWD | 280 | 7 | AT-Matic J |
Technical issues and repair guidelines
This transmission appears in repair services very rarely. Due to its simple design specialists usually just need to replace worn-out spare parts and friction clutches to bring this transmission back to life.
Instruction manuals and useful links
| Link type | Source | Description |
|---|---|---|
| waghornswood.net.nz | Repair manual E4N71B | |
| shinseiauto.com | Scheme 4N71B |