Automatic gearbox ZF4 car Peugeot 305

ZF4 HP14 Gearbox Specifications
Type — ZF4 HP14 Number of gears: 4 forward gears and one reverse gear Lubricant type and specification: Automatic transmission fluid ATE type Dexron II (Duckhams Uni-Matic) Gearbox casing capacity: From dry state - 6.2...

General description of the ZF4 HP14 automatic transmission
1. The automatic transmission has 4 forward gears and a reverse gear. In order to save fuel, the torque converter is completely bypassed in the highest (4th) gear and partially bypassed in 3rd gear, which reduces losses...

Routine maintenance
4. At specified intervals or at the first signs of poor transmission operation, the transmission fluid level should be checked using a dipstick. The box must be hot (after at least a half-hour drive). With the engine...

Replacing the transmission fluid filter
8. If the fluid has not been changed often enough or has become dirty for some reason, the mesh filter should be replaced. 9. Drain the fluid (see above) and unscrew the nut of the dipstick guide tube fitting. 10....

Downshift cable adjustment (kickdown)
17. Before adjusting the downshift cable, check and adjust, if necessary, the idle speed and the operation of the accelerator pedal cable. 18. Disconnect the downshift cable from the drum on the carburetor. Pull the...

Replacing the downshift cable
20. To replace the cable, it is necessary to remove the transmission pan and valve block. We recommend entrusting this work to a specialist.

Adjusting the gear selection mechanism
21. Remove the air cleaner. 22. Using an open-end wrench, disconnect the ball joint of the gear selector cable from the shift lever on the transmission. 23. Set the gearshift lever to position "P" (forward to the end)....

Adjusting the brake band
27. This operation is not routine and should be carried out separately in the event that you suspect that the brake band is adjusted incorrectly (the sign is a change in engine speed when shifting from third gear to...

Transmission Fluid Cooler — removal and installation
32. Remove the air cleaner. 33. Relieve pressure from the cooling system by unscrewing the expansion tank cap. 34. Clamp the water hoses near the transmission fluid radiator and disconnect them from the radiator pipes...

Automatic transmission — removal and installation
43. If the transmission is removed for repair, first ask a specialist if he would like to check the operation of the transmission on the car. Some types of faults cannot be diagnosed after removing the gearbox from the...

Replacing the torque converter seal
57. Remove the gearbox as described above. Remove the torque converter retaining device (if installed). 58. Screw 2 long M8x125 bolts into its open surface and use the handles to remove the transformer. Be prepared for...

Starter Interlock/Reverse Light Switch (General Information)
63. The starter interlock/reverse light switch is located immediately above the shift lever. The switch interrupts the starter circuit in all lever positions except "P" and "N" and turns on the reversing lights when the...

Automatic transmission fault diagnosis
66. At the first signs of transmission malfunction, check the transmission fluid level as indicated above. 67. If the problem is with downshifting at full throttle or with gear selection, check the downshift cable...

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