Important!

This replacement procedure can be used for:
SEAT Leon Hatchback (1M1) 1.6, SEAT Leon Hatchback (1M1) 1.9 TDI, SEAT Leon Hatchback (1M1) 1.9 TDI, SEAT Leon Hatchback (1M1) 1.4 16V, SEAT Leon Hatchback (1M1) 1.8 20V T, SEAT Leon Hatchback (1M1) 1.9 SDI, SEAT Leon Hatchback (1M1) 1.8 20V T 4, SEAT Leon Hatchback (1M1) 1.6 16 V, SEAT Leon Hatchback (1M1) 2.8 Cupra 4, SEAT Leon Hatchback (1M1) 1.9 TDI, SEAT Leon Hatchback (1M1) 1.8 T Cupra R, SEAT Leon Hatchback (1M1) 1.8 T Cupra R, SEAT Leon Hatchback (1M1) 1.9 TDI Syncro, SEAT Leon Hatchback (1M1) 1.9 TDI, SEAT Leon Hatchback (1M1) 1.9 TDI, SEAT Leon Hatchback (1M1) 2.8, SEAT Leon Hatchback (1M1) 1.6 … View more

The steps may slightly vary depending on the car design.

How to change window regulator SEAT LEON 1M1 [TUTORIAL AUTODOC]

All the parts you need to replace – Window Regulator for Leon Hatchback (1M1) and other SEAT models

Window regulator

        Window regulator for Leon I Hatchback (1M1) Petrol (100 hp)
      
        Window regulator for Leon I Hatchback (1M1) Diesel (90 hp)
      
        Window regulator for Leon I Hatchback (1M1) Diesel (110 hp)
      
        Window regulator for Leon I Hatchback (1M1) Petrol (75 hp)
      
        Window regulator for Leon I Hatchback (1M1) Petrol (180 hp)
      
        Window regulator for Leon I Hatchback (1M1) Diesel (68 hp)
      
        Window regulator for Leon I Hatchback (1M1) Petrol (180 hp)
      
        Window regulator for Leon I Hatchback (1M1) Petrol (105 hp)
      
        Window regulator for Leon I Hatchback (1M1) Petrol (204 hp)

Replacement: window regulator – Seat Leon 1M1. Tools you need:

                        Electronic spray
                      
                        Torque wrench
                      
                        Drive socket # 8
                      
                        Drive socket # 10
                      
                        Torx bit T30
                      
                        XZN socket bit # 8
                      
                        Ratchet wrench
                      
                        Phillips screwdriver
                      
                        Plastic trim tool
                      
                        Clip removal tool
                      
                        Painter's tape

Buy tools

Replacement: window regulator – Seat Leon 1M1. Tip from AUTODOC experts:

All work should be done with the engine stopped.

Replacement: window regulator – Seat Leon 1M1. Take the following steps:

Step 1

Open the car door.
Step 2

Detach the door handle trim panel. Use a plastic trim tool.

AUTODOC recommends:
Replacement: window regulator – Seat Leon 1M1. To avoid damaging the part when removing it, do not use excessive force.
Step 3

Unscrew the door card fasteners. Use a Phillips screwdriver.
Step 4

Detach the door card. Use a plastic trim tool.

Replacement: window regulator – Seat Leon 1M1. AUTODOC recommends:
Do not apply excessive force when removing the part. Otherwise you may damage it.
Step 5

Detach the door lock actuator cable.
Step 6

Detach the bulb connector.
Step 7

Detach the speaker connector.
Step 8

Remove the covers from the window raiser fasteners. Use a plastic trim tool.
Step 9

Switch on the ignition.

Step 10

Lower the window glass.

Replacement: window regulator – Seat Leon 1M1. Professionals recommend:
Continue lowering the window glass until its fasteners become visible.
Step 11

Switch off the ignition.

Step 12

Detach the connector for the power window switch module.
Step 13

Unscrew the window glass fasteners. Use a drive socket #10. Use a ratchet wrench.

AUTODOC recommends:
To avoid injury, hold the glass when unscrewing the fasteners.
Step 14

Raise the window glass all the way up and secure it on the door frame with masking tape.

Replacement: window regulator – Seat Leon 1M1. Tip from AUTODOC experts:
To avoid injury, hold the glass when raising it.
Step 15

Detach the power mirror switch connector.
Step 16

Detach the speaker connector.
Step 17

Detach the power window connector.
Step 18

Detach the power window wiring harness. Use a clip removal tool.
Step 19

Remove the door panel covers. Use a plastic trim tool.
Step 20

Unscrew the door panel fasteners. Use a drive socket #10. Use a ratchet wrench.
Step 21

Unscrew the door lock fasteners. Use XZN #8. Use a ratchet wrench.
Step 22

Remove the door panel together with the window regulator linkage.
Step 23

Detach the door lock connector.
Step 24

Remove the covers from the window raiser fasteners. Use a plastic trim tool.
Step 25

Install the covers on the window raiser fasteners.

Step 26

Unscrew the fasteners of the power window motor. Use Torx T30. Use a ratchet wrench.
Step 27

Remove the power window motor.
Step 28

Install the power window motor.
Step 29

Screw in the power window motor fasteners. Use Torx T30. Use a ratchet wrench.
Step 30

Unscrew the speaker's fasteners. Use a drive socket #8. Use a ratchet wrench.
Step 31

Remove the speaker.
Step 32

Install the speaker.
Step 33

Screw in the speaker's fasteners. Use a drive socket #8. Use a ratchet wrench.
Step 34

Remove the connector holder.
Step 35

Install the connector holder on the new door panel.
Step 36

Install the door panel together with the window regulator linkage.
Step 37

Treat the door lock connector. Use dielectric grease.
Step 38

Attach the door lock connector.
Step 39

Screw in the door panel fasteners. Use a drive socket #10. Use a ratchet wrench.
Step 40

Install the door panel covers.

Step 41

Treat the power window module connector. Use dielectric grease.
Step 42

Attach the power window connector.

Step 43

Treat the speakers' connectors. Use dielectric grease.
Step 44

Treat the connector of the power mirror switch. Use dielectric grease.
Step 45

Treat the connector for the power window switch module. Use dielectric grease.

Step 46

Attach the mirror adjuster connector to the door.
Step 47

Attach the speaker connector.

Step 48

Treat the bulb connector. Use dielectric grease.
Step 49

Screw in the door lock's fasteners. Use XZN #8. Use a ratchet wrench.
Step 50

Tighten the door lock fasteners. Use XZN #8. Use a torque wrench. Tighten it to 20 Nm torque.
Step 51

Tighten the door panel fasteners. Use a drive socket #10. Use a torque wrench. Tighten it to 8 Nm torque.
Step 52

Attach the power window wiring harness.
Step 53

Remove the painter's tape.
Step 54

Lower the window glass and install it to its mounting seat in the window raiser mechanism.

Replacement: window regulator – Seat Leon 1M1. AUTODOC experts recommend:
To avoid injury, hold the glass when lowering it.
Step 55

Screw in the window glass fasteners. Use a drive socket #10. Use a ratchet wrench.

AUTODOC recommends:
To avoid injury, hold the glass when screwing in the fasteners.
Step 56

Tighten the window glass fasteners. Use a drive socket #10. Use a torque wrench. Tighten it to 6 Nm torque.

Replacement: window regulator – Seat Leon 1M1. Tip from AUTODOC:
Do not apply too much force when tightening the fasteners. Overtightening may damage the glass.
Step 57

Install the covers on the window raiser fasteners.
Step 58

Attach the door lock actuator cable.
Step 59

Attach the bulb connector.
Step 60

Attach the connector for the power window switch module.
Step 61

Attach the speaker connector.
Step 62

Reinstall the door card.
Step 63

Screw in the door card fasteners. Use a Phillips screwdriver.
Step 64

Attach the door handle trim panel.
Step 65

Switch on the ignition.
Step 66

Check if the window regulator functions correctly.
Step 67

Switch off the ignition.

Step 68

Close the car door.

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