Automatic transmission Aisin AW70-40LE
Content
The Aisin AW4-70LE 40-speed automatic transmission was assembled from the late 80s until 2001 and was installed on the front-wheel drive GEO or Chevrolet Prism models that were popular at the time. This transmission in its design practically does not differ from the well-known automatic transmission A240.
The AW70 family also includes gearboxes: AW72‑42LE and AW73‑41LS.
Specifications Aisin AW70-40LE
| A type | hydraulic machine |
| Number of gears | 4 |
| For drive | front |
| Engine capacity | up to 1.8 liters |
| Torque | up to 165 Nm |
| What kind of oil to pour | Toyota ATF Type T-III и T-IV |
| Grease volume | 7.2 l |
| Change of oil | every 65 km |
| Filter replacement | every 65 km |
| Approximate resource | 300 000 km |
Gear ratios automatic transmission AW 70-40 LE
On the example of a 2000 Chevrolet Prizm with a 1.8 liter engine:
| Home | 1-I | 2-I | 3-I | 4-I | Rear |
|---|---|---|---|---|---|
| 2.66 | 3.64 | 2.01 | 1.30 | 0.89 | 2.98 |
Similar transmissions from other manufacturers:
Which cars were equipped with the AW70-40LE box
| Prism 1 | 1989 – 1992 |
| Prism 2 | 1992 – 1997 |
| Prizm 1 (E110) | 1997 – 2001 |
Disadvantages, breakdowns and problems of Aisin AW70-40LE
The machine is considered one of the most reliable in its class and rarely breaks down.
The only problem is the wear of the torque converter clutch lock-up clutch
Because of this, dirty oil clogs the solenoids, corrodes the channels of the valve body
From vibrations in the box, it breaks all kinds of seals and leaks begin