Toyota Corolla automatic transmission repair
Diagnostics and symptoms of malfunction
Before starting repairs, it is necessary to conduct a thorough diagnosis of the gearbox. Some signs indicating a malfunction:
* Slipping or slipping of gears
* Difficulty shifting between gears
* Jerking or vibration when shifting gears
* Strange noises or humming noises during transmission operation
*Transmission fluid leak
Types of repairs
The type of repair needed will depend on the nature of the problem. Common types of Toyota Corolla automatic transmission repairs include:
* Solenoid Repair: Solenoids are used to control transmission fluid flow and gear shifting. Their malfunction can lead to problems with gear shifting.
* Replacing clutches: Clutches are responsible for transmitting power between the shafts. Their wear or damage can cause the gears to slip or slip.
*Transmission Overhaul: In the case of serious problems, a complete transmission overhaul may be required, including replacement of parts and reinstallation.
* Replacing the valve body: The valve body controls the flow of transmission fluid in the gearbox. If it malfunctions, it can cause gear shifting problems or fluid leaks.
Repair procedure
The repair procedure may vary depending on the type of fault and vehicle model. In general terms, repairing a Toyota Corolla automatic transmission includes the following steps:
1. Removing the gearbox from the car
2. Disassemble the gearbox and inspect all parts for damage or wear
3. Replacement of faulty parts (for example, solenoids, clutches or valve body)
4. Assembling the gearbox and installing it on the car
5. Replacing transmission fluid and filter
6. Checking the fluid level and transmission performance
Repair cost
The cost of repairing a Toyota Corolla automatic transmission may vary depending on the complexity of the fault and the cost of spare parts. Average repair cost for main types of faults:
* Solenoid repair: 5000-15000 rubles
* Replacement of clutches: 20,000-40,000 rubles
* Gearbox overhaul: 60,000-120,000 rubles
* Replacing the valve body: 30,000-50,000 rubles
Recommendations
* Perform regular vehicle maintenance, including checking the transmission fluid level and replacing the filter.
* Avoid sudden gear changes or tire spinning.
* At the first sign of a malfunction, contact a car service for diagnosis and repair.
* Use only original or high-quality spare parts for repairs.