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Volkswagen Beetle A4 (1997–2005) wiring diagrams

List of systems:

Active bodyworks circuit

1.8l turbo, manual a/c circuit

1.9l turbo diesel, manual a/c circuit

2.0l, manual a/c circuit, convertible 2.0l, manual a/c circuit, except convertible

Anti-lock brakes circuit

Anti-theft circuit, convertible Anti-theft circuit, except convertible

Data link connector circuit, convertible Data link connector circuit, except convertible High/low bus circuit, convertible High/low bus circuit, except convertible

1.8l turbo, cooling fan circuit

1.9l turbo diesel, cooling fan circuit

2.0l, cooling fan circuit, convertible 2.0l, cooling fan circuit, except convertible

1.8l turbo, cruise control circuit

1.9l turbo diesel, cruise control circuit

2.0l, cruise control circuit, convertible 2.0l, cruise control circuit, except convertible

Heated mirrors circuit Rear defogger circuit

Wiring diagram engine performance 1.8l turbo

Wiring diagram engine performance 1.9l turbo diesel

Wiring diagram engine performance 2.0l, convertible Wiring diagram engine performance 2.0l, except convertible

Back-up lamps circuit, a/t convertible Back-up lamps circuit, a/t except convertible Back-up lamps circuit, m/t Exterior lamps circuit

Ground distribution circuit, convertible Ground distribution circuit, except convertible

Headlights circuit

Horn circuit

Digital clock circuit Gauges and indicators circuit, convertible Gauges and indicators circuit, except convertible

Courtesy lamps circuit, convertible Courtesy lamps circuit, except convertible Instrument illumination circuit, convertible Instrument illumination circuit, except convertible

Power distribution circuit

Power door locks circuit, convertible Power door locks circuit, except convertible

Automatic day/night mirror circuit Power mirrors circuit

Heated seats circuit

Convertible top circuit Sunroof circuit

Power windows circuit, convertible Power windows circuit, except convertible

Base radio circuit, base radio Premium sound radio circuit, convertible Premium sound radio circuit, except convertible

Shift interlock circuit

Charging circuit Starting circuit, 4 speed a/t Starting circuit, 6 speed a/t Starting circuit, m/t

Supplemental restraints circuit

1.8l turbo, a/t circuit

1.9l turbo diesel, a/t circuit

2.0l, a/t circuit, 4 speed a/t 2.0l, a/t circuit, 6 speed a/t

Deck lid release circuit Fuel door release circuit, convertible Fuel door release circuit, except convertible

Buzzer circuit

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