Automatic transmission Aisin Warner AW55-51SN
*Type: 5-speed electronically controlled automatic transmission
* Configuration: planetary, with hydraulic transformer
* Gear ratios:
* 1st gear: 4.171
* 2nd gear: 2.339
* 3rd gear: 1.506
* 4th gear: 1.113
* 5th gear: 0.834
* Reverse: 3.816
*Final gear ratio: 3.454
Peculiarities:
*Adaptive Shift Control
* Sport mode for more dynamic gear shifting
*Manual shift modes
* Anti-slip protection
*High speed torque converter lock-up for improved efficiency
Service:
* Recommended oil change interval: 60,000 km or 4 years
* Recommended oil type: JWS 3309 or equivalent
* Oil fill volume: 8 liters
Weaknesses:
*There may be problems with the transmission control unit (TCU)
*Possible oil leaks through seals and gaskets
* Noise when shifting gears may indicate worn solenoids
Strengths:
* Reliable and durable with proper maintenance
* Smooth gear shifting
*Good fuel efficiency