Central electrical unit
Volvo C70 – fuse box diagram – central electrical unit
| Number | Function | A |
| 11C/1 | — | — |
| 11C/2 | Control module central locking/anti·theft alarm, Mode selector AW 50-42, control module RTI | 10 |
| 11C/3 | ABS control module | 10 |
| 11C/4 | lmmobilizer | 10 |
| 11C/5 | Climate con1rol Data link connecter (DLC) | 15 |
| 11C/6 | Control module central locking/anti-theft alarm, Alarm siren., Movement detector (S70/V70) | 20 |
| 11C/7 | Radio/Amplilier | 15 |
| 11C/8 | Immobilizer, Combined Instrument panel, Light switch | 15 |
| 11C/9 | Heated rear seat (S70/V70), Amplifier (C70) | 20 |
| 11C/10 | Ignition switch | 15 |
| 11C/11 | Stop (brake) lamp | 10 |
| 11C/12 | Engine coolant heater (Diesel). Amplifier (C70) | 20 |
| 11C/13 | Turn signal lamp/Hazard warning signal flasher. Headlight flash, Control module central locking/anti-theft alarm, Remote controlled central locking/anti·theft alarm, Glass breakage sensor | 15 |
| 11C/14 | Heated rear windshield, Heated door mirrors | 30 |
| 11C/15 | Courtesy lighting. Glove compartment lighting, Footwell courtesy lighting, Door open warning lamps, Cargo coompartment lighting, Seat belt reminder, Control module RTI, CD Playe RTI, Display RTI | 10 |
| 11C/16 | Power antenna, CD player. Trailer output socket (S70N70), Accessories. Tow hitch (C70) | 30 |
| 11C/17 | Front fog lamps | 20 |
| 11C/18 | Key warning. Control module central locking/anti·theft alarm | 10 |
| 11C/19 | Left high beam. Accessory | 15 |
| 11C/20 | Right high beam. High beam warning lamp | 15 |
| 11C/21 | Left low beam | 15 |
| 11C/22 | Right low beam | 15 |
| 11C/23 | Parking lamps, Tail lamp. License (number) plate lighting | 10 |
| 11C/24 | Parking lamps, Tail lamp, Bulb failure warning sensor | 10 |
| 11C/25 | Fog tail lamp, Tail fog lamp indicator lamp | 10 |
| 11C/26 | Ligaht switch | 15 |
| 11C/27 | Back·up (reversing) lamp, Turn signal lamp | 15 |
| 11C/28 | Heated seats. Heated rear seat (S70/V70) | 25 |
| 11C/29 | 15-rail (15/4): Rear dernist, Heated door mirrors, Seat belt reminder, Cruise control, Bulb failure warning sensor Germany, Alarm siren, Shift lock, Exhaust temperature sensor, Engine coolant heater (Diesel), Tow hitch (C70) |
10 |
| 11C/30 | Cigarette lighte/12V front outlet, Control module RTI , CD-player RTI, Display RTI | 15 |
| 11C/31 | Climate control | 25 |
| 11C/32 | Radio/Amplifier | 10 |
| 11C/33 | X-rail(15/8): Beam width control, rear windshield wash/wipe |
15 |
| 11C/34 | Horn, Windshield wash/wipe, Headlamp wash/wipe, Horn | 25 |
| 11C/35 | Instrument and control panel lighting, ashtray lighting, Power sun roof, (Accessories), Rear view mirror (C70) | 10 |
| 11C/36 | Cigarette lighter/12V outlet back, Power seats | 15 |
| Number | Function |
| 11C/37 | Power windows, Power sun roof, Power door mirrors (Not CONV). Power retracting door mirrors (Not CONV), Rear demist and electrically heated door mirrors (Not CONV) |
| 11C/38 | Power windows (C70) |
| 11C/39 | Power seats (LH) |
| 11C/40 | Power seats (AH) |
| 11C/41 | Soft-top operation (CONV) |
| 11C/42 | Soft·top operation (CONV) |
Relay
| Position | Function |
| 15 | Electric cooling fan |
| 16 | — |
| 17 | Starter motor |
| 18 | Air conditioning |
Engine compartment fuse/relay box
| Number | Function | A |
| 11A/1 | Engine cooling fan (FC) | 60 |
| 11A/2 | Fuses 11 C/26·29 via overload relay 151_t Fuses 11 C/33-37 via overload relay X | 50 |
| 11A/3 | Starter motor, Pulsed secondary air injection system (PAIR) pump, Diesel heater plugs coolant | 50 |
| 11A/4 | ABS control module | 50 |
| 11A/5 | Main headlamp relay with bulb failure warnlno sensor | 50 |
| 11A/6 | Fuses 1 1 C/5-10 | 60 |
| 11A/7 | Fuses 11 C/11-17 and Fuses 11C/39-40 | 50 |
| 11A/8 | Fuse 11 B/1, Fuses 11B/2-5 via main relay fuel injection system | 60 |
| 11A/9 | Glow plugs 1-5 via Glow plug relay (Diesels) | 80 |
| 11B/1 | Ignition switch, Engine control module (ECM), Control module AW 50-42, Main relay fuel injection system (Motronic 4.3/4.4) | 10 |
| 11B/2 | Engine control module (ECM), Injectors, Idle air control (IAC) valve, Mass air ftow (MAF) sensor, Fuel injection pump (Diesel), Injection timing valve (Diesel) | 10 |
| 11B/3 | Fuet pump (FP), Ignition discharge module (IDM) and ignition coil, Glow plug relay (Diesel), Heater plug coolant (Diesel), Turbocharger (TC) control valve (Diesel), EGR converter (Diesel), PTC resistor air preheating (Diesel) |
20 (15 Diesel) |
| 11B/4 | Control module AW 50-42 | 10 |
| 11B/5 | Air conditioning (A/C) relay, Heated oxygen sensor (H02S) front, Heated oxygen sensor back, Canister purge (CP) valve, Solenoid valve pulsed secondary air injection system (PAIR), EVAP canister shut-off valve, Pulsed secondary air injection system (PAIR) pump relay, Turbocharger (TC) control valve, PTC resistor air preheating | 10 |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.