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Volvo 740 (1992) - fuse box diagram

avatar Jonathan Yarden Mar 25, 2021 · 5 min. read

In this article you will find a description of fuses and relays Volvo, 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.

Year of production: 1992

Fuse box diagram

Volvo 740 - fuse box diagram

Number Description
1/1 Battery
2/5 Relay, seat belt reminder
2/6 Bypass relay 151
2/13 Relay, fuel injection
2/37 Headlight relay
2/50 Bypass relay, high beam
3/1 Ignition lock
3/2 Light switch
3/5 Switch, turn signal/high – low beam
3/7 Fog light switch
6/25 Starter motor
7/75 Bulb failure sensor
11/1-26 Fuses
15/1 Positive terminal
15/2 30-traial in central electrical unit
15/9 Fused 15-traial in central electrical unit
16/1 Radio
31/10 Ground connection, right A-post
31/31 Ground connection rail in central electrical unit
A Connector, left A-post
B Connector, right A-post


Position Function Ampere rating [A]
1 Fuel pump (LH-2.4), Fuel system, Ignition system, Lambda sonda pre-heating (B200/230FT) 25
2 Central locking, Hazard warning flashers, Headlight flashers (via fuses 17 and 18) 25
3 Power seats
4 Brake lights, solenoid shift-lock 15
5 Clock, Vanity mirror lighing, Glove compartment lighting, truck light, Interior light, Radio, Power antenna, door-open warning lights 15
6 Electronic climate unit ECC, Compartment fan, electronic climate unit ECC 30
7 Front fog lights, Rear fog lights (not 740 USA, Canada) 30
8 Power windows 30
9 Turn signal, control lamps for seat belts, seat belt reminder, key warning, bypass relay 151 (powetr windows/seat heater), relay P-shift lock 15
10 Heated rear window Power-operated sunroof, Heated door mirrors 30
11 Fuel primer pump in rank (LH-2.4), fuel pump in tank (Regina), Lambda-sond pre-heating 15
12 Back-up lights, overdrive relay, bulb failure sensor with brake circuit sensor, Exhaust temperature sensor (Japan), Cruise control 15
13 Fuel valve, diesel, pre-heating system, diesle, Charge pressure limiter, turbodiesel, EGR diesel 15
14 Power door mirrors, Cigar lighter, Radio, Tailgate wash, Tailgate wiper 15
15 Relays, power seats, Horn, Windshield washer, Headlight washer 25
16 Component fan, standard heater, Component fan, manual climate unit MCC, Electronic climate unit ECC 30
17 Left high beam, Control lamp, high beam 15
18 Right high beam, Relay front fog light 15
19 Left low beam, Beam length control, Relay, front fog light 15
20 Right low beam, Beam length control 15
21 Left parking lights, front and rear; Number late lighting, Instrument and control illumination 15
22 Relay, front fog light, Right parking light, front and rear, Ashtray lighting, rear, Gear selector lighting, automatic gearbox, Lighting, switches and storage compartment, tunnel console 15
23 Heated front seats 25
24 Spare (SRS test socket)
25 Rear fog lights (740 USA, Canada), Cutout for low beam (Sweden, Norway, Denmark) 15
26 Amplifier, Radio 15
A Connector, left A-post
B Connector, right A-post

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

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