Technical data of automatic transmission Name A4AF3 F4A42 Torque converter type 3 elements, 1 stage, 2 phases Transmission type 4 forward gears and 1 reverse gear Engine displacement 1,6 D 1,8/ 2,0 D Gear ratio...
Checking the Fluid Level in an Automatic Transmission Warning! The vehicle must be parked on a flat, level surface. Order of execution 1. Drive until the transmission has warmed up to 70-80°C. 2. Park your vehicle on a...
Fluid change in automatic transmission If the torque converter fluid is being changed, also change the transmission fluid. If the torque converter fluid is not being replaced, change the transmission fluid as...
Checking the operation of the selector lever (A4AF3) Order of execution 1. Move the selector lever to all positions. Check that the position of the selector lever matches the indication of the selector lever. 2. Start the...
Checking automatic transmission components (F4A42) Throttle position sensor test The throttle position sensor is a variable resistor that rotates with the throttle shaft and provides information from which the ECM...
Transmission Fluid Pressure Check (F4A42) A transmission fluid pressure test is performed to determine the condition of the hydraulic components and whether there are any leaks. Order of execution 1. Start the...
Checking transmission fluid pressure (A4AF3) Order of execution 1. Start the engine until the transmission warms up. 2. Raise the front of the vehicle so that the drive wheels can turn freely. 3. Connect the...
Diagnostic function Order of execution 1. Connect the HI-SCAN scanner to the diagnostic socket. 2. Read fault codes. In mind (RAM) 8 fault codes can be stored in the order in which they...
Diagnostic codes Diagnostic codes (F4A42) Code Malfunction P1704 Throttle position sensor circuit short P1703 Open circuit throttle position sensor P1702 Throttle Position Sensor...
Reaction brake end play adjustment (F4A42) Fix the low and reverse brake pressure plate with the special tool and install the brake disc and circlip as shown in the figure. Install reaction plate and circlip....
2nd gear brake end play adjustment (F4A42) Fix the pressure plate of the second brake with a special tool and then install the brake disc as shown in the figure. Install the return spring, second brake piston and...
Low and reverse brake end play adjustment (F4A42) Engage reverse gear and measure clearance. To measure the axial clearance, move the special tool up and down. Axial clearance: 1.35–1.81 mm. Select a pressure plate...
Underdrive sun gear end play adjustment (F4A42) Install thrust bearing race *8 and rear cover. Measure the axial clearance of the underdrive sun gear. Replace the thrust bearing race *8 to adjust the clearance to the...
Differential preload adjustment (F4A42) Place the solder (approximately 10 mm long 3 mm in diameter) on the converter housing as shown. Install the torque converter housing to the transmission case without...
Elements of the hydraulic control system General information 1. The hydraulic control system of the gearbox consists of the following units: 1) Oil pump: Generates hydraulic pressure. 2) Regulator: Maintains...
Malfunction Indicator Lamp (MIL) The MIL warning lamp lights up when there are malfunctions in the engine management system and automatic transmission. However, the MIL will not come on after three...
Adjustment of the forced downshift servo (A4AF3) Order of execution 1. Clean any dirt from the forced downshift servo adjustment screw. 2. Loosen locknut. 3. Loosen and tighten the adjustment screw twice to 5 Nm. 4....
Line pressure regulation (A4AF3) Order of execution 1. Drain the transmission fluid from the automatic transmission. 2. Remove the oil pan. 3. Remove the oil filter. 4. Remove the transmission fluid...
Replacing the oil seal ring of the drive shaft Order of execution 1. Disconnect the drive shaft from the gearbox. 2. Use a flat screwdriver blade to remove the O-ring from the gearbox socket. 3. Using drift...
Removing and installing gearbox F4A42 Withdrawal 1. Disconnect, first of all, the wire from the negative terminal of the battery, then from the positive one. Remove the battery and battery support. 2. Remove...
Removal and installation of gearbox A4AF3 Withdrawal 1. Remove the drain plug and drain the gear oil from the gearbox into a suitable container. 2. Remove the air filter. 3. Disconnect the connector from the...
Automatic transmission control Examination 1. Check the retainer for wear. 2. Check bushing for wear or damage. 3. Check up a spring on absence of damages and elasticity loss. 4. Check the cam at the...
Installing a blocking device Attention! To ensure normal operation, when servicing the blocking device lock, follow the operating rules and recommendations given below. Installing the lock cam 1....
Installing the key lock device It is expected that the ignition key cannot be removed from the lock cylinder until the lock cable is disconnected from the lock. To avoid these problems during repair...