Car automatic transmission Hyundai Matrix

Automatic Transmission Components (A4AF3)
Fig. 3.45. Automatic transmission

Checking the oil level (ATF) in the automatic transmission (A4AF3)
Drive the vehicle until the transmission fluid (ATF) reaches normal operating temperature (70–80°C). Place the vehicle on a level, horizontal surface. Press the brake...

Oil change (ATF) in automatic transmission (A4AF3)
You can use the installation for quick oil change (ATF) in automatic transmission (ATF fluid charger). If there is no such installation, replace the oil (ATF) in the...

Replacing the automatic transmission oil filter (A4AF3)
Remove the air filter assembly, then use a special tool (oil filter chain wrench, etc.) to remove the automatic transmission oil filter. After removing the filter, use...

Checking the starter interlock switch circuits (automatic transmission selector switch)
Fig. 3.48. Checking the starter interlock switch circuits Adjusting the starter interlock switch (automatic transmission selector switch) and automatic transmission...

Checking the components of the automatic transmission control system
Checking the Throttle Position Sensor (TPS) The throttle position sensor is a potentiometer with a sliding contact that moves in accordance with the rotation of the...

Testing the torque converter on a fully braked vehicle (torque converter stall test)
The purpose of this test is to measure the maximum engine crankshaft speed with the automatic transmission output shaft fully braked in the "D" and "R" ranges. The value...

Analysis of the test results on a fully braked vehicle
Fig. 3.58. Position of torque converter clutches The engine crankshaft speed on a fully braked vehicle in the "D" and "R" ranges is greater than the nominal value: low...

Checking the pressure in the hydraulic control system of the automatic transmission
Warm up the engine and automatic transmission so that the automatic transmission oil (ATF) temperature reaches the normal operating value (80–100°C). Raise the vehicle...

Automatic transmission self-diagnosis function
Connect the HI-SCAN (Pro) tester to the standard diagnostic connector (DLC). Read the fault codes issued by the automatic transmission self-diagnosis system. Then...

Technical operations on a gearbox removed from a vehicle
Adjusting the axial clearance of the brake thrust disc Fig. 3.60. Scheme of adjustment of axial clearance of the brake thrust disc Replace the pressure plate (pressure...

Checking the torque converter on a fully braked vehicle (stall test)
The purpose of this test is to measure the maximum engine crankshaft speed with the automatic transmission output shaft fully braked in the "D" and "R" ranges. Based on...

Checking the oil level (ATF) in the automatic transmission (A4A42)
Drive the vehicle for some time until the oil (ATF) in the gearbox reaches normal operating temperature (70–80°C). Place the vehicle on a level, horizontal surface....

Checking the operation of the automatic transmission selector lever (A4A42)
Move the automatic transmission selector lever through all positions, check the smoothness of the selector lever movement and its controllability. Check the correctness...

Adjusting the starter interlock switch (automatic transmission selector switch) (A4A42)
Set the selector lever to the "N" position (neutral position). Fig. 3.73. Lock nut for fastening the automatic transmission control cable to the manual control lever...

Adjusting the servo drive of the forced downshift brake (A4A42)
Completely remove all dirt and other adhered particles from around the downshift brake servo adjustment screw. Loosen the locknut. Repeat the operations of tightening...

Main Line Pressure Adjustment (A4A42)
Drain the oil (ATF) from the automatic transmission. Remove the automatic transmission oil pan. Remove the oil filter. Fig. 3.77. Oil temperature sensor for automatic...

Low pressure regulation
Adjustment without using a tester Remove the components up to the oil filter in the same order as in the main line pressure adjustment procedure. Do not remove the...

Removal and installation of automatic transmission (A4A42)
Fig. 3.85. Hydraulic diagram of the automatic transmission control system, positions "N" (neutral) and "P" (parking): 1 – torque converter lock-up clutch; 2 – torque...

Removal and installation of automatic transmission (A4AF3)
Removal Fig. 3.98. Gearbox oil pan Unscrew the drain plug and drain the automatic transmission fluid (ATF) from the gearbox (Fig. 3.98). Remove the air filter housing...

Automatic transmission control mechanism
Fig. 3.107. Automatic transmission control mechanism Checking the selector lever Fig. 3.108. Selector lever Check the cam stops and cam stops for wear. Check the...

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