According to my info for the MK3 (facelift), it is fuse 68 in the glovebox.
Glovebox Fuse Information
F60 - 25A - Electric Windows
F61 - 25A - Electric Windows
F62 - 15A - Light Switch
F63 - 7.5A - Direction Indicators
F64 - 7.5A - Direction Indicators
F65 - 7.5A - Air Conditioning
F66 - 30A - Drivers Power Seat
F67 - 7.5A - Alarm
F68 - 15A - Cigarette Lighter
F69 - 7.5A - Radio, Instrument Cluster
F70 - 15A - RH Rear Power Point ( Estate Models )
F72 - 20A - Radio
F73 - 20A - Sunroof
F74 - 20A - Trailer
F75 - 7.5A - Electric Mirrors
F76 - 7.5A - Air Conditioning
F77 - 7.5A - ABS, Traction Control
F78 - 7.5A - Instrument Cluster, Airbag
F80 - 7.5A - Automatic Transmission, Reverse Lights
F81 - 7.5A - Temperature Sensor, Automatic Transmission, Seat Sensor
F82 - 7.5A - Air Conditioning, Windscreen Washer Heater, Booster Heater, Cruise Control
F83 - 15A - Heated Seats
F84 - 20A - Light Switch
F85 - 7.5A - LH Headlight
F86 - 7.5A - RH Headlight
F88 - 15A - Low Beam Relay, Light Switch
F89 - 7.5A - Airbag
F90 - 15A - Rear Wiper Motor
F91 - 7.5A - Electric Windows, Dimming Mirror, Sunroof
F92 - 10A - Trailer
F93 - 10A - Headlights, Brake lights, Heater Blower
F94 - 20A - Wash/Wipe
F95 - 7.5A - Low Beam Headlights
F97 - 7.5A - License Plate Lights, Glove Box Light, Central Timer Unit
F98 - 7.5A - Electric Mirrors, Heated Mirrors
F99 - 7.5A - Interior Lights
F100 - 7.5A - Multimedia Module
F101 - 3A - CD Changer