Required tools and materials:
* Car repair tool set
* New automatic transmission
* Transmission filter
* Transmission fluid
*Transmission pullers
* Lift or jacks and stands
* Cleaning products
Steps to replace a Peugeot 308 automatic transmission:
1. Preparation:
* Place the vehicle on a lift or securely secure it on jacks and stands.
* Disconnect the negative terminal of the battery.
* Drain the transmission fluid from the gearbox.
2. Removing the old gearbox:
* Disconnect all electrical and mechanical connectors leading to the transmission.
* Remove the bolts and screws that secure the transmission to the engine and vehicle body.
*Use transmission pullers to separate the transmission from the engine and remove it from the vehicle.
3. Preparing a new gearbox:
* Install a new transmission filter.
* Fill the gearbox with new transmission fluid to the required level.
4. Installing a new gearbox:
*Insert the new transmission into the vehicle and align it with the engine.
* Connect the gearbox to the engine and secure it with bolts and screws.
* Connect all electrical and mechanical connectors.
5. Filling with transmission fluid and checking the level:
* Fill the transmission fluid into the gearbox to the required level.
* Perform a bleeding procedure to remove air from the system.
* Make sure the transmission fluid level is within normal limits.
6. Resetting adaptations and fault codes:
*Using a diagnostic scanner, reset the transmission adaptations and clear any trouble codes associated with it.
7. Checking the work:
* Start the engine and shift the gear selector to all positions to check that the transmission is operating correctly.
* Drive the car for short distances and check the gear shift while driving.
8. After-sales service:
*Follow the vehicle manufacturer’s recommended maintenance schedules to check and replace the transmission fluid and filter.
* Check the transmission fluid level regularly and top up if necessary.
Important: Performing this procedure requires special knowledge and experience. If you do not have the appropriate skills, it is recommended that you contact a qualified mechanic.