BMW 730, 735i, 735iL, 750iL (e32) 1991 – fuse box diagram
Year of production: 1991
Front power distribution box
| Position | Connector | Discription |
| A3 | X12 | Lamp control, module |
| A4 | X18, X19 | Check control module |
| K1 | X55 | Starter relay (auto) |
| K2 | X56 | Horn relay |
| K3 | X57 | Unloader relay, KLR |
| K4 | X58 | Blower relay |
| K5 | X62 | Wash pump relay |
| K7 | X60 | Parking light monitor relay |
| K8 | X59 | Front defogger/water pump relay |
| K9 | X63 | Unloader relay, KL15 |
| K10 (withput ASC) | X54 | ABS overvoltage protection relay |
| K16 | X64 | Hazard flasher relay |
| K51 | X941 | Hazard flasher relay |
| K61 | X1021 | Unloader relay, KL61 |
| N17 | X64 | Crash control unit |
Fuses
| Position | Ampere rating [A] | Connector | Discription |
| 1 | 15 | 1374 | Electronic throttle control |
| 1375 | Electronic throttle control | ||
| 2465 | Electronic Transmission Control (EGS/EML) | ||
| 3435 | Brake lining waring | ||
| 3450 | ABS | ||
| 3451 | Automatic Stability Control | ||
| 3452 | Automatic Stability Plus Traction Control (ASC+T) | ||
| 6200 | Instrument Cluster/Check Control | ||
| 6301 | Lamp monitor (LKM) | ||
| 6314 | Park/Tail/Marker/Underhood lights | ||
| 6325 | Brake lights | ||
| 6571 | Cruise Control (Tempomat) | ||
| 6572 | Cruise control (EML) | ||
| 2 | 7,5 | 6167 | Headlight/Foglight Washer (ZKE) |
| 6300 | Light switch details | ||
| 6301 | Lamp monitor (LKM) | ||
| 6312 | Turn hazard lights | ||
| 6313 | Headlight/ Fog lights | ||
| 6330 | Intertior lights (ZKE) | ||
| 6331 | Glove box light/cigar lighter/ashtray/charging plug | ||
| 3 | 7,5 | 6167 | Headlight/Foglight Washer (ZKE) |
| 6300 | Light switch details | ||
| 6301 | Lamp monitor (LKM) | ||
| 6312 | Turn hazard lights | ||
| 6313 | Headlight/ Fog lights | ||
| 4 | 7,5 | 6167 | Headlight/Foglight Washer (ZKE) |
| 6300 | Light switch details | ||
| 6301 | Lamp monitor (LKM) | ||
| 6313 | Headlight/ Fog lights | ||
| 6314 | Park/Tail/Marker/Underhood lights | ||
| 6320 | License/Trunk lights | ||
| 6330 | Intertior lights (2KE) | ||
| 6331 | Glove box light/cigar lighter/ashtray/charging plug | ||
| 5 | 10 | 6167 | Headlight/Foglight Washer (ZKE) |
| 6300 | Light switch details | ||
| 6301 | Lamp monitor (LKM) | ||
| 6313 | Headlight/ Fog lights | ||
| 6314 | Park/Tail/Marker/Underhood lights | ||
| 6320 | License/Trunk lights | ||
| 6330 | Intertior lights (2KE) | ||
| 6331 | Glove box light/cigar lighter/ashtray/charging plug | ||
| 6 | 15 | 6312 | Turn hazard lights |
| 7 | 15 | 6301 | Lamp monitor (LKM) |
| 6313 | Headlight/ Fog lights | ||
| 8 | — | — | — |
| 9 | 15 | 6133 | Horn |
| 6450 | Automatic Climate Control (IHKA) | ||
| 6454 | Auxiliary fan | ||
| 6501 | Cellular te;ephone (provisions) | ||
| 10 | 7,5 | 6301 | Lamp monitor (LKM) |
| 6313 | Headlight/ Fog lights | ||
| 11 | 7,5 | 6301 | Lamp monitor (LKM) |
| 6313 | Headlight/ Fog lights | ||
| 12 | 7,5 | 3715 | Electronic Damper Control (EDC) |
| 5116 | Electric Mirror | ||
| 5119 | Memory Mirrors | ||
| 6200 | Instrument cluster/check control | ||
| 6322 | Back up lights | ||
| 13 | 7,5 | 6301 | Lamp monitor (LKM) |
| 6312 | Turn hazard lights | ||
| 6313 | Headlight/ Fog lights | ||
| 14 | 7,5 | 6301 | Lamp monitor (LKM) |
| 6312 | Turn hazard lights | ||
| 6313 | Headlight/ Fog lights | ||
| 15 | 7,5 | 6151 | Windshield Wipers (ZKE) |
| 6156 | Windshield Wipers (ZKE) | ||
| 6331 | Glove box light/cigar lighter/ashtray/charging plug | ||
| 6581 | On-board computer | ||
| 16 | 20 | 3231 | Memory steering column |
| 5119 | Memory Mirrors | ||
| 5201 | Memory seats | ||
| 5202 | Lumber support | ||
| 5203 | Heated seats | ||
| 17 | 7,5 | 1230 | Charging system |
| 1240 | Start | ||
| 1360 | Injection Electronics (DME 1.3) | ||
| 1361 | Injection Electronics (DME/EML 1.3) | ||
| 1367 | Injection Electronics (DME/EML 1.7) | ||
| 1374 | Electronic Throttle control | ||
| 1375 | Electronic Throttle control | ||
| 2460 | Electronic Transmission control (EGS) | ||
| 2465 | Electronic Transmission control (EGS/EML) | ||
| 3435 | Brake lining warning | ||
| 3450 | ABS | ||
| 3451 | Automatic Stability Control | ||
| 3452 | Automatic Stability Plus Traction Control (ASC+T) | ||
| 5116 | Electric Mirror | ||
| 5119 | Memory Mirrors | ||
| 5120 | Door lock heating (ZKE) | ||
| 5133 | Power seats | ||
| 5201 | Memory seats | ||
| 5410 | Sunroof (ZKE) | ||
| 6100 | Central Body Electronics (ZKE) | ||
| 6167 | Headlight/Foglight Washer (ZKE) | ||
| 6200 | Instrument cluster/check control | ||
| 6330 | Intertior lights (ZKE) | ||
| 6571 | Cruise Control (Tempomat) | ||
| 6575 | Antitheft system (DWA) | ||
| 6581 | On-board computer | ||
| 6610 | Interior looking (IRS) | ||
| 18 | 15 | 3231 | Memory steering column |
| 5119 | Memory Mirrors | ||
| 5201 | Door lock heating (ZKE) | ||
| 6330 | Intertior lights (ZKE) | ||
| 6500 | Radio/CD Player (Provisions) | ||
| 6575 | Antitheft system (DWA) | ||
| 19 | 30 | 6413 | Park ventilation |
| 6450 | Automatic Climate Control (IHKA) | ||
| 20 | 7,5 | 1374 | Electronic Throttle control |
| 1375 | Electronic Throttle control | ||
| 3435 | Brake lining warning | ||
| 5126 | Central locking system (ZKE) | ||
| 5133 | Power seats | ||
| 5410 | Sunroof (ZKE) | ||
| 6200 | Instrument cluster/check control | ||
| 6314 | Park/Tail/Marker/Underhood lights | ||
| 6322 | Back up lights | ||
| 6413 | Park ventilation | ||
| 6450 | Automatic Climate Control (IHKA) | ||
| 6575 | Antitheft system (DWA) | ||
| 6581 | On-board computer | ||
| 21 | 7,5 | 6300 | Light switch details |
| 6413 | Park ventilation | ||
| 6420 | Rear window deffoger/antenna | ||
| 6450 | Automatic Climate Control (IHKA) | ||
| 22 | 30 | 6167 | Headlight/Foglight Washer (ZKE) |
| 23 | 15 | 1361 | Injection Electronics (DME/EML 1.3) |
| 1357 | Injection Electronics (DME/EML 1.7) | ||
| 24 | 15 | 1367 | Injection Electronics (DME/EML 1.7) |
| 25 | 30 | 6454 | Auxiliary fan |
| 26 | 30 | 6331 | Glove box light/cigar lighter/ashtray/charging plug |
| 27 | 30 | 5200 | Power seats |
| 5203 | Heated seats | ||
| 28 | 15 | 1230 | Charging system |
| 1357 | Injection Electronics (DME/EML 1.7) | ||
| 3240 | Power Assist Steering (Servotronic) | ||
| 6169 | Windshield washer jet heaters | ||
| 25 | 7,5 | 3451 | Automatic Stability Control |
| 5200 | Power seats | ||
| 5203 | Heated seats | ||
| 5205 | Automatic rear headrest | ||
| 6169 | Windshield washer jet heaters | ||
| 6200 | Instrument cluster/check control | ||
| 6450 | Automatic Climate Control (IHKA) | ||
| 6454 | Auxiliary fan |
Rear power distribution box
| Number | Connector | Description |
| A1 | X253, X254, X255, X332 | General module |
| A5 | X258, X259 | Relay module |
| A13 | X616 | Rear headrest control unit |
| K11 | X293 | Wiper relay |
| K13 | X2922 | Rear defogger relay |
| K15 | X294 | Electric power protection relay |
| K27 | X631 | Left rear seat heating/position relay (with rear power seats) |
| K28 | X632 | Right rear seat heating/position relay (with rear power seats) |
| K600 | X620 | Rear seat heating/headrest relay (without rear power seats) |
| N13 | X262 | Infrared locking control unit |
Fuses
| Fuse position | Ampere rating [A] | Connector | Description |
| 30 | 7,5 | 5119 | Memory mirrors |
| 5120 | Door lock heating (ZKE) | ||
| 5126 | Central locking system (ZKE) | ||
| 5133 | Power Windows (ZKE) | ||
| 5201 | Memory seat | ||
| 5410 | Sunroof (ZKE) | ||
| 6100 | Central body electronics (ZKE) | ||
| 6330 | Interior lights (ZKE) | ||
| 31 | 7,5 | 5126 | Power Windows (ZKE) |
| 5133 | Power Windows (ZKE) | ||
| 5410 | Sunroof (ZKE) | ||
| 6575 | Antitheft system (DWA) | ||
| 6610 | Infrared locking (IRS) | ||
| 32 | 15 | — | — |
| 33 | 15 | 6200 | Instrument cluster/check control |
| 6320 | License/trunk lights | ||
| 6330 | Interior lights (ZKE) | ||
| 6331 | Glove box light/cigar lighter/ashtray/changing plug | ||
| 6575 | Antitheft system (DWA) | ||
| 34 | — | — | — |
| 35 | — | — | — |
| 36 | — | — | — |
| 37 | — | — | — |
| 38 | — | — | — |
| 39 | — | — | — |
| 40 | 30 | 5200 | Power seats |
| 5203 | Heated seats | ||
| 5205 | Automatic rear headrest | ||
| 41 | 30 | 6500 | Radio/CD Player (Provisions) |
| 6575 | Anittheft system (DWA) | ||
| 42 | 30 | 5201 | Memory seat |
| 43 | 30 | 5200 | Power seats |
| 44 | 30 | 5133 | Power Windows (ZKE) |
| 5201 | Memory seat | ||
| 5410 | Sunroof (ZKE) | ||
| 6100 | Central body electronics (ZKE) | ||
| 6161 | Windshield wipers (ZKE) | ||
| 6166 | Windshield washer (ZKE) | ||
| 6167 | Headlight/foglight washer (ZKE) | ||
| 6330 | Interior lights (ZKE) | ||
| 45 | 30 | — | — |
| 46 | 30 | 6420 | Rear windows deffoger/antenna |
| 47 | 30 | 6100 | Central body electronics (ZKE) |
| 48 | 15 | — | — |
| 49 | 10 | 6501 | Cellular telephone (provisions) |
| 50 | 30 | — | — |
| 51 | 7,5 | — | — |
| 52 | — | — | — |
| 53 | — | — | — |
| 54 | — | — | — |
Auxiliary relay box 1
| Number | Connector | Description |
| K21 | X52 | Normal speed relay |
| K22 | X53 | High speed relay |
| K33 | X56 | Air conditioning motronic relay |
| N6 | X61 | Headlight/front fog light module (SRA) |
Auxiliary relay box 2
| Number | Connector | Description |
| K210 | X6311 | Fuel pump relay I |
| K211 | X6321 | Fuel pump relay II |
| K212 | X6310 | Main relay I |
| KK213 | X6320 | Main relay II |
| — | X6001 | Connector (8 PINS) |
| — | X8575 | Connector (2 PINS) |
| — | X6400 | B+ Junction post |
WARNING: Terminal and harness assignments for individual connectors will vary depending on vehicle equipment level, model, and market.
