Opel (Vauxhall) Meriva B – fuse box relay

Opel Meriva B is the second generation of the Opel Meriva lineup. Also known as Vauxhall Meriva B. Produced in 2010, 2011, 2012, 2013, 2014, 2015, 2016 and 2017 with both gasoline and diesel engines. During this time, the car has been restyled. In our publication, we will show the locations of all electronic control units. Let’s describe in detail the fuse boxes and relays of the Opel Meriva B with diagrams and photographs. Note the fuse responsible for the cigarette lighter.

The purpose of the elements in the boxes may differ from the one presented and depends on the year of manufacture and the country of delivery of your Opel Meriva B.


General layout of all electronic control units


  1. ABS electronic control unit
  2. Air conditioner electronic control unit
  3. Anti-theft control unit
  4. Anti-theft alarm sound
  5. Audio system
  6. Accumulator battery
  7. Trunk / Tailgate Opener Relay (Integrated with Dashboard Fuse / Relay Box)
  8. Full central locking relay, rear doors (integrated with dashboard fuse / relay box)
  9. Central locking relay (driver’s door) (combined with the dashboard fuse / relay box)
  10. Central locking relay, passenger doors (combined with dashboard fuse / relay box)
  11. Central locking relay (unlock) 1 (combined with dashboard fuse / relay box)
  12. Central locking relay (unlock) 2 (combined with dashboard fuse / relay box)
  13. Diagnostic connector (DLC)
  14. Electronic engine control module (ECM)
  15. Fuse / relay box, engine compartment 1
  16. Fuse / relay box, engine compartment 2
  17. Fuse / relay box, engine compartment 3 -Diesel
  18. Fuse / relay box, instrument panel
  19. Fuse / relay box, luggage compartment
  20. Glow plug control unit
  21. Heater blower motor resistor – next to blower motor
  22. Sound signal – behind the wheel arch
  23. Ignition Auxiliary Circuit Relay (Integrated with Instrument Panel Fuse / Relay Box)
  24. Instrument cluster control unit
  25. Interior lamp relay (integrated with dashboard fuse / relay box)
  26. Multifunctional control unit – functions: Central locking, exterior lamps, interior lamps, seat belt monitoring system
  27. Ambient temperature sensor
  28. Parking system control unit – left side of luggage compartment
  29. Parking brake control unit – underbody
  30. Power steering control unit
  31. Rear window washer pump motor relay (integrated with dashboard fuse / relay box)
  32. Rear wiper motor relay (combined with dashboard fuse / relay box)
  33. Driver’s seat heating control unit – under the driver’s seat
  34. Passenger Seat Heating Control Unit – Under Passenger Seat
  35. SRS electronic control unit
  36. Telephone control unit
  37. Trailer control unit – on the left side of the luggage compartment
  38. 38 Electronic Transmission Control Module (TCM) – On Transmission
  39. Windshield washer pump relay (integrated with dashboard fuse / relay box)
  40. Windshield wiper motor relay (combined with dashboard fuse / relay box)

Engine compartment

There are two fuse boxes under the hood. One next to the battery, the other on the battery cover.

Fuse and relay box

The photo



1 Horn relay
4 Headlamp high beam relay
5 A / C compressor electromagnetic clutch relay
6 Fog lamp relay
9 Starter relay
12 Fuel pump relay
13 Heated rear window relay
14 Accessory Power Connector Relay
F1 30A Starter
F2 10A Right headlight
F3 20A Engine management
F4 15A Buzzer
F5 7.5A Multifunctional control unit
F6 7.5A Engine management
F7 15A Fog lights
F8 20/40 / 50А Cooling fan motor
F9 20 / 40A Cooling fan motor control unit
F10 30A ABS / ESP system
F11 10A A / C Compressor
F12 7.5A Headlight level control
F13 5A ABS / ESP system
F14 7.5A Engine management
F15 30A Voltage converter
F16 10A Left headlight
F17 5 / 10A Engine management
F18 7.5A Engine management
F19 10A SRS system
F20 15 / 20A Engine management
F21 15 / 20A Engine management
F22 30A Parking brake control unit
F23 20A Accessory power connector
F24 15A fuel pump
F25 25A ABS / ESP system
F26 30A Heated rear window
F27 40A ABS / ESP system
F28 40A Air conditioning / heater
F29 20A Cigarette Lighter , Accessory Power Connector
F30 7.5A Air conditioning / heater
F31 20A Power windows
F32 20A Power windows
F33 7,5A Power mirrors
F34 10A ABS / ESP system
F35 7,5A SRS system

The fuse number 29, 20A, is responsible for the operation of the cigarette lighter and additional sockets.

Battery-powered unit

It consists of high power fuse-links.



F1 (80A)
F2 (100A) Luggage compartment fuse / relay box
F4 (80A) Power steering
F5 (250A)
F6 (300A) Starter

Passenger compartment

This fuse box is located under the dashboard, on the left-hand side, behind the glove compartment. An example of access is shown in the figure above.

Photo for example



F1 10A Central locking 20A Radio
F2 10A Display, Instruments, Telephone
F3 20A Radio, Stereo
F4 3 / 7.5A Ignition Switch, Immobilizer
F5 20A Glass washer
F6 15A Central locking motor (trunk lid / tailgate)
F7 20A Central locking
F8 20A Display, Instruments, Telephone
F9 7.5 / 10A Multifunctional control unit
F10 5 / 7,5A SRS system, unlocking the door lock, left
F11 5A Unlocking the door lock, right
F12 10A Plafond, lighting
F13 7,5A Rain sensor, mirrors
F14 Reserve

Luggage compartment

It is located on the left side of the luggage compartment, behind the protective cover.



1 Headlight relay
F1 15A Headlights
F6 20A Power windows
F7 5A Headlights
F8 20A Trailer control unit
F9 10A Electric seat
F10 20A Power windows
F11 7,5A Parking system
F12 20A Luke
F14 15A Heated seats
F15 20A Trailer control unit
F16 10A Electric seat

That’s all. And if you want to help supplement the material, then write in the comments.