1977 model year, UK
| Colour | Fuse | Components |
| black/green | cooling fan in-line | cooling fan switch cooling fan |
| blue | none | main lighting switch dipswitch |
| blue/light-green | green | wiper switch wiper motor 'fast' speed |
| blue/red | none | dipswitch headlamp dipped beams |
| blue/white | none or purple (flasher) |
dipswitch headlamp flasher switch 'main beam' warning light headlamp main beams |
| brown 1 | none | solenoid alternator (2) fusebox ignition relay main lighting switch ignition switch starter relay hazards in-line fuse |
| brown 2 | hazards in-line | hazards in-line fuse hazard flasher |
| brown/light-green | green | wiper manual switch wiper motor park switch |
| brown/yellow | none | alternator ignition warning light |
| green 1 | green | fusebox handbrake switch seat-belt warning light voltage stabiliser wiper motor wiper switch hazards switch heater fan switch tachometer 12v HRW switch screen washer motor |
| green 2 | green | hazard switch turn flasher |
| green 3 | cooling fan in-line | cooling fan in-line
fuse cooling fan switch |
| green/black | green | fuel gauge fuel tank sender |
| green/blue | green | temp gauge sender temp gauge |
| green/brown 1 | green | reverse lights switch reverse lights |
| green/brown 2 | green | heater fan switch heater fan fast speed |
| green/orange | green | handbrake switch handbrake warning light handbrake diode |
| green/purple | green | brake light switch brake lights |
| green/red | green or hazards in-line |
turn-signal switch hazard switch left-side flashers left-side flasher repeater |
| green/white | green or hazards in-line |
turn-signal switch hazard switch right-side flashers right-side flasher repeater |
| green/yellow | green | heater fan switch heater fan slow speed |
| light-green/black | green | screen washer switch screen washer pump |
| light-green/brown 1 | green | turn flasher turn switch |
| light-green/brown 2 | hazards in-line | hazards flasher hazards switch |
| light-green/green | green | voltage stabiliser fuel gauge temp gauge |
| purple | purple | fusebox horns boot/loadspace light headlamp flasher courtesy light cigar lighter clock time delay unit |
| purple/black | purple | horn switch horns |
| purple/white 1 | purple | door switches courtesy light manual switch courtesy light |
| purple/white 2 | purple | boot/hatch switch boot/loadspace light |
| red | red | fusebox rear/parking lights (one fuse per side) |
| red/green | none | main lighting switch fusebox panel lights dimmer |
| red/light-green | green | wiper switch wiper motor 'normal' speed |
| red/white | none | panel lights dimmer panel lights |
| white 1 | none | ignition switch ignition relay |
| white 2 | none | ignition relay (part
way) fuel pump |
| white 3 | none | ignition relay (part
way) ignition warning lamp |
| white/black 1 | none | coil -ve distributor tachometer (signal) |
| white/black 2 | green | HRW switch HRW warning lamp HRW |
| white/brown 1 | none | starter relay starter solenoid |
| white/brown 2 | none | ignition relay fusebox cooling fan in-line fuse coil ballast resistor fuel pump (part way) overdrive manual switch ignition warning light (part way) |
| white/green | none | ignition switch accessories connector |
| white/light-green | none | coil ballast resistor coil +ve starter solenoid |
| white/red | none | ignition switch starter relay time delay unit handbrake diode |
| yellow | none | overdrive manual
switch overdrive gearbox switch |
| yellow/brown | green | drivers seat-belt buckle
switch time delay unit |
| yellow/purple 1 | none | overdrive gearbox
switch overdrive solenoid |
| yellow/purple 2 | green | time delay unit seat-belt warning light |
