Electronic control unit (ECU) for automatic transmission (AT) Lada Granta
The automatic transmission ECU is an important component of the car, responsible for controlling the operation of the automatic transmission. It interacts with the vehicle’s other electronic systems to ensure smooth gear changes, optimal engine performance and fuel economy.
Main functions of the automatic transmission ECU:
* Gear shift control
* Monitoring vehicle speed and engine speed
* Adaptation of shift points to driving style
*Prevent transmission overheating
* Fault diagnosis
Automatic transmission ECU location:
On a Lada Granta with automatic transmission, the ECU is located:
*In the engine compartment
* In the engine control unit (ECM), which is located above the throttle body
Technical characteristics of the automatic transmission ECU:
* Type: electronic control unit
* Manufacturer: AvtoVAZ
*Part number: 8450106135
Possible malfunctions of the automatic transmission ECU:
* Control unit failure
* Incorrect operation of sensors
* Damage to wiring
* Software errors
Symptoms of automatic transmission ECU malfunctions:
* Difficulty shifting gears
* Jerks when changing gears
* Gearbox slipping
* Transmission overheating
* The gearbox fault indicator on the instrument panel is on
If you suspect a malfunction of the automatic transmission ECU, you must contact a car service for diagnosis and repair.