Opel Vectra C is the third generation of the Opel Vectra range. Also known as Vauxhall Vectra C. Vectra C was produced in 2002, 2003, 2004, 2005, 2006, 2007, 2008. On its basis, the luxury model Opel Signum was later built. In this publication you will find a designation of the fuse boxes and relays of the Opel Vectra C, with boxes diagrams and photographs. Let’s highlight the fuse responsible for the cigarette lighter.
The design of the boxes and the purpose of the elements in your Opel Vectra C may differ and depends on the year of manufacture, the level of electrical equipment and the country of delivery.
Contents
Passenger compartment
It is located in the left end of the dashboard, on the driver’s side, and is covered by a protective cover.
Photo for example
Diagram
Assignment
| 1 | 20A Audio system, additional heater, DVD-player |
| 2 | 7.5A Air conditioner – manual temperature control, air conditioner / heater fan motor |
| 3 | 20A Luke |
| 4 | Reserve |
| 5 | 7.5A Door electric control unit |
| 6 | 7.5A Stop lights |
| 7 | 30A Multifunctional control unit 1 |
| 8 | 30A door control unit |
| 9 | 7.5A Multifunctional control unit 1 |
| 10 | 7.5A Steering column electrical control unit |
| 11 | 7.5A Diagnostic connector (DLC) |
| 12 | 15A Battery overload protection |
| 13 | Reserve |
| 14 | Reserve |
| 15 | 30A Driver’s door control unit |
| 16 | Reserve |
| 17 | 15A Instrument cluster, multifunction display |
| 18 | 7,5А Ignition lock, air conditioner |
| 19 | Reserve |
| 20 | 7.5A Lateral movement sensor |
| 21 | 7.5A Telematics |
| 22 | 30A Cigarette lighter |
| 23 | 30A Air Conditioner – Manual Temperature Control, Air Conditioner / Heater Fan Motor |
| 24 | Reserve |
| 25 | 7.5A Air conditioner – manual temperature control, air conditioner / heater fan motor |
| 26 | 7.5A Multifunction display, instrument cluster |
The fuse number 22, 30A, is responsible for the operation of the cigarette lighter.
Some relays may be located on the back of the unit.
Diagram
Relay
- Main ignition circuit relay (Terminal 15a)
- Terminal 15 relay
- Relay for interior ventilation
- Heater blower motor relay
Engine compartment
Main box
It is located next to the battery and the side stand, covered with a protective cover, on the back of which the current diagram will be applied.
Diagram
Designation
| R1 | |
| R2 | |
| R3 | |
| R4 | |
| R5 | Engine control relay |
| R6 | Starter relay |
| R7 | Windshield wiper motor relay (ON / OFF) |
| R8 | |
| R9 | Relay for main ignition circuits |
| R10 | Windshield wiper motor relay (wiper low / high speed) |
| R11 | Headlight washer relay |
| R12 | |
| R13 | |
| R14 | A / C compressor electromagnetic clutch relay |
| 1 | 20A Electronic engine control unit |
| 2 | 25A Starter |
| 3 | 20A Buzzer |
| 4 | 10A Air Conditioning – Climate Control |
| 5 | 15A Windshield wiper / washer |
| 6 | Reserve |
| 7 | 15A ESP control unit (vehicle stability control) |
| 8 | 10A Headlights, windshield washer nozzles heaters |
| 9 | 7,5A Power steering |
| 10 | 10A Headlight range control unit |
| 11 | 30A Windshield wiper |
| 12 | 30A Windshield wiper |
| 13 | 7.5A ESP control unit (vehicle stability control) |
| 14 | 10A Engine management |
| 15 | 10A Electronic engine control unit |
| 16 | 7.5A Anti-lock braking system (ABS) |
| 17 | Reserve |
| 18 | Reserve |
| 19 | 5/10 / 15A Control unit for headlight range control, headlight range control, xenon headlights |
| 20 | 5A Headlight range control |
| 21 | Reserve |
| 22 | Reserve |
| 23 | 20A Auxiliary heater |
| 24 | 30A Battery voltage |
| 25 | 30A Battery voltage |
| 26 | Reserve |
| 27 | Reserve |
| 28 | 60A Control unit for opening / closing the trunk lid (rear door) |
| 29 | 40A Anti-lock braking system (ABS) |
| 30 | 60A Control unit for opening / closing the trunk lid (rear door) |
| 31 | 60A Fuse / Relay Box Instrument Panel |
| 32 | 40A Anti-lock braking system (ABS) |
| 33 | 60A Main Ignition Circuit Relay, Fuse / Relay Box, Instrument Panel |
| 34 | 60A Control unit for opening / closing the trunk lid (rear door) |
| 35 | 30A / 40A Cooling fan motor |
| 36 | 20A / 30A Cooling fan motor |
| 37 | Adaptive headlight system – AFL |
| 38 | Reserve |
Additional box
It can be placed next to the main one.
Diagram
Appointment
Type 1
- –
- 60A Glow plug control unit
- 30A Fuel filter heater relay
- 60A Glow plug control unit
R3 – Fuel filter heater relay
Type 2
R2, R3 – Fuel heater relay
- –
- 30A Starter
- –
- 20A Buzzer
Luggage compartment
This unit is located in the luggage compartment on the left, in the glove box.
The photo
Diagram
Designation
| 1 | Reserve |
| 2 | Reserve |
| 3 | 40A Power seat |
| 4 | 40A Heated rear window |
| 5 | 40A Power seat |
| 6 | 30A Power Window Regulator – Right Rear |
| 7 | 30A Power Window Regulator – Rear Left |
| 8 | 15A Heated seat, rear right |
| 9 | 15A Anti-theft system, horn |
| 10 | 20A fuel pump |
| 11 | 25A Battery voltage |
| 12 | 12A Heated Seat – Rear Left |
| 13 | 20A Trailer electrical connector |
| 14 | 15A Rear window wiper |
| 15 | 15A Heated seats, seat ventilation system, front left |
| 16 | 15A Heated seat, rear right |
| 17 | 15A Connector for additional equipment |
| 18 | 30A Trunk lid / tailgate lock |
| 19 | 10A Battery voltage |
| 20 | 7,5A Central locking |
| 21 | 5A Volume change sensor (anti-theft system) |
| 22 | 30A Trunk Lock Remote Control |
| 23 | 7.5A Anti-theft alarm wire on glass (anti-theft alarm glass break sensor) |
| 24 | 25A Battery voltage |
| 25 | 10A Suspension control system |
| 26 | 25A Ignition switch |
| 27 | 5A Seat occupant sensor, tire pressure monitoring system, rain sensor, air conditioning system |
| 28 | 7,5A Parking sensors |
| 29 | Reserve |
Some relay elements can be attached to the back of the box.
Relay
Assignment
| 5 | Rear window wiper |
| 6 | Terminal 15 |
| 7 | Heated rear left seat |
| 8 | Heated rear right seat |
| 9 | Heated rear window |
| 10 | Buzzer / anti-theft alarm |
| 11 | Fuel pump |
| 12 | Single lock / fuel filler flap |
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It’s helpful
Thanks allot for such contribution
Very helpful thank you very much. 👍👏😊
my vectra when i turn on the switch it does nothing, only heard one click from the main ignition relay. That only does. What do you think could be the problem?