Automatic transmission Aisin AW91-40LS
Content
The Aisin AW4-91LS 40-speed automatic transmission was first shown in 2000 and immediately began to be installed on numerous Toyota and Lexus models under the U240 index. This transmission is installed on front and all-wheel drive vehicles with engines up to 330 Nm.
The AW90 family also includes an automatic transmission: AW 90‑40LS.
Specifications Aisin AW91-40LS
| A type | hydraulic machine |
| Number of gears | 4 |
| For drive | front / full |
| Engine capacity | up to 3.3 liters |
| Torque | up to 330 Nm |
| What kind of oil to pour | Toyota ATF Type T-IV |
| Grease volume | 8.6 l |
| Change of oil | every 90 km |
| Filter replacement | every 90 km |
| Approximate resource | 300 000 km |
Gear ratios automatic transmission AW 91-40 LS
On the example of a 2003 Toyota Camry with a 3.0 liter engine:
| Home | 1-I | 2-I | 3-I | 4-I | Rear |
|---|---|---|---|---|---|
| 3.39 | 3.94 | 2.19 | 1.41 | 1.02 | 3.14 |
Similar transmissions from other manufacturers:
Which cars were equipped with the AW91-40LS box
| RAV4 XA20 | 2000 – 2005 |
| RAV4 XA30 | 2005 – 2008 |
| Camry XV20 | 2000 – 2001 |
| Camry XV30 | 2001 – 2004 |
| Solara XV30 | 2002 – 2006 |
| Cell T230 | 2000 – 2006 |
| Highlander XU20 | 2000 – 2007 |
| Harrier XU10 | 2000 – 2003 |
| RX XU10 | 2000 – 2003 |
| IS XV20 | 2000 – 2001 |
| tC ANT10 | 2004 – 2010 |
| xB E14 | 2007 – 2015 |
Disadvantages, breakdowns and problems of Aisin AW91-40LS
These machines are famous for their reliability and run up to 200 km without breakdowns.
The back cover of the box is considered the weak link, it is often deformed
In the first years of production, the control unit manufactured by Fujitsu burned out here.
The oil pump seal often leaks, if you miss it, the pump will have to be changed
Due to intense acceleration, the planetary gear is quickly destroyed in the gearbox