Skoda Workshop Service and Repair Manuals

Checking/removing and installing parts of the ABS system on the front axle → Chapter. Removing and installing the wheel speed sensor cables Removing   Note t  It is prohibited to repair shielded ABS cables. t  Before disconnecting the battery determine the code of the radio sets fitted with anti-theft coding. t  After connecting the battery, check the vehicle equipment: –  on vehicles with radio encoding, carry out the coding, –  set clock, –  initialise power windows on vehicles fitted with power windows. –  Disconnect battery.   Note The following 2 work steps do not apply to the 1.4 ltr./55 kW engine:

–  Disconnect the plug of the air mass meter -1- from the air guide pipe of the air filter. –  Unscrew screws -2- at the air filter -3- and lay it aside. –  Remove the relay carrier above the brake servo unit on diesel engines.

–  Release the multi-pin connector and remove it from the control unit -arrows-.

–  Unclip the cap of the multi-pin connector using a screwdriver -arrows- and remove it.

–  Release secondary lock (purple) with a small screwdriver in the -direction of the arrow-.

Contact assignment of the plug connection wiring loom/ABS control unit -J104-

Contact	Wiring to component
33 + 34	Front right wheel speed sensor -G45-
45 + 46	Front left wheel speed sensor -G47-
42 + 43	Rear right wheel speed sensor -G44-
36 + 37	Rear left wheel speed sensor -G46-

–  Press out the relevant contacts using a suitable ejection tool from the wiring loom repair kit. –  Release plug connection on wheel speed sensor and separate plug connector. –  Remove defective wheel speed sensor cable. Install –  Draw in new wheel speed sensor cable. –  Connect wheel speed sensor cable to wheel speed sensor.

–  Clip in wheel speed sensor cable -arrows-.   Note When assembling the wheel speed sensor cable make sure it is not twisted when installed in the wheelhouse. –  Insert the contact in the plug housing and insert the single wire seal with a suitable plug-in tool from the wiring loom repair kit up to the stop. –  Secure the contacts with the secondary lock and position the cap of the multi-pin connector. –  Connect battery → Electrical System; Rep. gr.27. –  Interrogate the fault memory → Chapter. –  Erasing fault memory → Chapter.