Volkswagen Golf Service & Repair Manual: General notes

Identification of Denso heater and air conditioning unit

  Note Pay attention to correct assignment when replacing components. The combination of different makes of component is not permitted →  ...

Notes concerning odours in air conditioned vehicles

If the evaporator emits unpleasant odours, clean the evaporator. Volkswagen has tested and approved the ultrasound A/C cleaner -VAS 6189A ...

Other materials:

Removing and installing plenum chamber cover
Removing   Note The removal and installation procedures for the plenum chamber covers may have to be modified slightly depending on model variants. –  Remove wiper arms → Electrical system; Rep. gr.92. †...

Removing and installing heat shield for rear silencer
Special tools and workshop equipment required         Engine and gearbox jack -VAS 6931-   Note The removal and installation procedures may have to be modified slightly ...

Identification
Gearbox identification The following information is indicated on the gearbox (example): KHN = Gearbox code 01.06.06 = Production date 14 = Factory code 13:59 = Production time 0026 = Serial number ...