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Volkswagen Jetta mk1 (1981 and later U.S - built models with fuel injectors) - fuse box diagram

avatar Jonathan Yarden Mar 27, 2021 · 5 min. read

In this article you will find a description of fuses and relays Volkswagen, with photos of block diagrams and their locations. Highlighted the cigarette lighter fuse (as the most popular thing people look for).
Get tips on blown fuses, replacing a fuse, and more.

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Fuse box

Volkswagen Jetta mk1 (1981 and later models) - fuse box

Fuse Ampere rating [A] Part Number Circuit Power source
1 30 N17131.9 Radiator fan motor Terminal 30 β€” battery
2 15 N17131.6 Parking lights Terminal 30 β€” battery
3 20 N17131.7 Horn Terminal 30 β€” battery
5 4 N17131.2 Dashboard and console illuminating lights Headlight switch
6 30 N17131.9 Fuel pump relay Terminal 30 β€” battery
9 10 N17131.5 Rear window wiper motor Terminal 15 β€” ignition switch
10 15 N17131.6 Turn signal Terminal 15 β€” ignition switch
11 5 N17131.3 Radio Terminal 15 β€” ignition switch
12 10 N17131.5 Back-up lights, cruise control Terminal 15 β€” ignition switch
19 25 N17131.8 Heater motor Terminal X – load reduction relay
20 25 N17131.8 Rear window deffoger Terminal X – load reduction relay
21 20 N17131.7 Windshield wiper motor Terminal X – load reduction relay
24 15 N17131.6 Brake lights and emergency flasher Terminal 30 β€” battery
25 15 N17131.6 Dome, clock and glove compartment lights Terminal 30 β€” battery
26 10 N17131.5 Cigarette lighter Terminal 30 β€” battery
27 4 N17131.2 Horn relay Terminal 30 β€” battery

Auxiliary relays

Relay number Model years Component
1 1981 – 1983 Upshift control
1984 Fuel pump
2 1981 – 1983 Rear window wiper/washer
1984 Oxygen sensor control
3 1981 – 1982 Hot-start pilse
1983 Oxygen sensor control
1984 Rear window wiper/washer
4 1981 – 1982 Oxygen sensor control
1984 Upshift control
5 1983 – 1984 Hot-start pulse
6 1981 – 1983 Fuel pump
1984 Oil pressure warrning system

WARNING:Β Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.

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