| A | Battery |
| B | Starter |
| C | Alternator |
| C1 | Voltage regulator |
| J519 | Onboard power supply control unit |
| S162 | Fuse -1- (30), in fuse box/battery |
| S163 | Fuse -2- (30), in fuse box/battery |
| S177 | Fuse -5- (30), in fuse box/battery |
| S180 | Fuse -8- (30), in fuse box/battery |
| S269 | Fuse -11- (30), in fuse box/battery |
| T1a | Single connector, on starter |
| T2x | 2-pin connector, near dual tone horn |
| T2y | 2-pin connector, on alternator |
| T6q | 6-pin connector, (blue) in engine compartment, left |
| T11d | 11-pin connector, (white) in engine compartment, left |
| T18a | 18-pin connector, on onboard power supply control unit |
| 1 | Earth strap, battery-body |
| 507 | Screw connection (30), in fuse box/battery |
| 621 | Earth point, vehicle onboard power supply battery |
| D | Ignition/starter switch |
| E19 | Parking light switch |
| J59 | X contact relief relay |
| J519 | Onboard power supply control unit |
| SB10 | Fuse-10-infusebox |
| T6j | 6-pin connector, on X contact relief relay |
| T8a | 8-pin connector, on ignition/starter switch |
| T18a | 18-pin connector, on onboard power supply control unit |
| T41a | 41-pin connector, on turn signal switch |
| 238 | Earth connection -1-, in interior wiring harness |
| 249 | Earth connection -2-, in interior wiring harness |
| 278 | Earth connection -4-, in interior wiring harness |
| 606 | Earth connection -1-, in interior wiring harness |
| B111 | Positive (+) connection -1- (30a), in interior wiring harness |
| B491 | Positive (+) connection (75), in interior wiring harness |
| B493 | Connection (75x), in interior wiring harness |
| B500 | Connection (86s), in interior wiring harness |
| B503 | Positive (+) connection -7- (30a), in interior wiring harness |
| E159 | Fresh air/air recirculating flap switch |
| G56 | Dash panel temperature sensor |
| G143 | Control motor potentiometer, air recirculation flap |
| J127 | Control and regulating unit for air conditioner |
| J255 | Climatronic control unit |
| J519 | Onboard power supply control unit |
| K114 | Fresh air/air recirculation warning lamp |
| L16 | Fresh air control light bulb |
| SB36 | Fuse -36- in fuse box |
| T6al | 6-pin connector, on control and regulating unit for air conditioner |
| T6x | 6-pin connector, on fresh/recirculating air flap control motor |
| T12g | 12-pin connector, on climatronic control unit |
| T20a | 20-pin connector, on climatronic control unit |
| V2 | Fresh air blower |
| V42 | Temperature sensor blower |
| V154 | Fresh/recirculating air flap control motor |
| 606 | Earth point, under centre console, near gear stick |
| L5 | Connection -1-, in air conditioner wiring harness |
| L31 | Connection (5V), in air conditioner wiring harness |
| G92 | Control motor potentiometer, temperature flap |
| G112 | Control motor potentiometer, central flap |
| G267 | Temperature selection rotary knob potentiometer |
| J255 | Climatronic control unit |
| J519 | Onboard power supply control unit |
| T6aj | 6-pin connector, on central flap control motor |
| T6w | 6-pin connector, on temperature flap control motor |
| T20a | 20-pin connector, on climatronic control unit |
| V68 | Temperature flap control motor |
| V70 | Central flap control motor |
| L31 | Connection (5V), in air conditioner wiring harness |
| G89 | Fresh air intake duct temperature sensor |
| G135 | Control motor potentiometer, defroster flap |
| G191 | Vent temperature sender, centre |
| G192 | Vent temperature sender, footwell |
| G263 | Evaporator outflow temperature sender |
| J255 | Climatronic control unit |
| J519 | Onboard power supply control unit |
| T2av | 2-pin connector, on vent temperature sender, centre |
| T2aw | 2-pin connector, on vent temperature sender, footwell |
| T2ax | 2-pin connector, on evaporator outflow temperature sender |
| T2bh | 2-pin connector, on fresh air intake duct temperature sensor |
| T6ah | 6-pin connector, on temperature flap control motor |
| T20a | 20-pin connector, on climatronic control unit |
| V107 | Defroster flap control motor |
| L:31 | Connection (5V), in air conditioner wiring harness |
| J255 | Climatronic control unit |
| J519 | Onboard power supply control unit |
| K | Dash panel insert |
| TV3 | Terminal 30a junction box |
| T3c | 3-pin connector, (grey) in engine compartment, left |
| T5d | 5-pin connector, on onboard power supply control unit |
| T8b | 8-pin connector, on dash panel insert |
| T16b | 16-pin connector, near relay station, self-diagnosis connection |
| T16e | 16-pin connector, on climatronic control unit |
| 42 | Earth point, next to steering column |
| 279 | Earth connection -5-, in interior wiring harness |
| 284 | Earth connection -6-, in interior wiring harness |
| 285 | Earth connection -7-, in interior wiring harness |
| 606 | Earth point, under centre console, near gear stick |
| B150 | Positive (+) connection -2- (30a), in interior wiring harness |
| J255 | Climatronic control unit |
| J519 | Onboard power supply control unit |
| K | Dash panel insert |
| N280 | Compressor regulating valve, air conditioning system |
| T2bc | 2-pin connector, near dual tone horn |
| T2bd | 2-pin connector, near compressor |
| T11c | 11-pin connector, (brown) in engine compartment, left |
| T12g | 12-pin connector, on climatronic control unit |
| T16b | 16-pin connector, near relay station, self-diagnosis connection |
| T16e | 16-pin connector, on climatronic control unit |
| T18b | 18-pin connector, on onboard power supply control unit |
| T32a | 32-pin connector, on dash panel insert |
| 167 | Earth connection -4-, in engine compartment wiring harness |
| B506 | Positive (+) connection -5- (30a), in interior wiring harness |
| B507 | Connection (convenience CAN bus, high), in interior wiring harness |
| B231 | Connection (convenience CAN bus, low), in interior wiring harness |
| G65 | High pressure sender |
| G107 | Sunlight penetration photo sensor |
| J255 | Climatronic control unit |
| J519 | Onboard power supply control unit |
| J533 | Data bus diagnostic interface |
| T2bf | 2-pin connector, on sunlight penetration photo sensor |
| T3k | 3-pin connector, on high pressure sender |
| T11c | 11-pin connector, brown, in engine compartment, left |
| T12g | 12-pin connector, on air conditioning system control unit |
| T16a | 16-pin connector, on onboard power supply control unit |
| T16b | 16-pin connector, near relay station, self-diagnosis connection |
| T16e | 16-pin connector, on climatronic control unit |
| T18a | 18-pin connector, on onboard power supply control unit |
| 167 | Earth connection -4-, in engine compartment wiring harness |
| B149 | Positive (+) connection -2- (15a), in interior wiring harness |
| B159 | Connection (diagnosis), in interior wiring harness |
| D136 | Connection -1- (air conditioner pressure switch), in engine compartment wiring harness |
| E22 | Intermittent wiper switch |
| F | Brake light switch |
| F18 | Radiator fan thermo-switch |
| J293 | Radiator fan control unit |
| J519 | Onboard power supply control unit |
| SB16 | Fuse -16- in fuse box |
| SB18 | Fuse -18- in fuse box |
| SB24 | Fuse -24- in fuse box |
| SB26 | Fuse -26- in fuse box |
| SB29 | Fuse -29- in fuse box |
| T3f | 3-pin connector, on radiator fan thermo-switch, radiator fan |
| T4c | 4-pin connector, on brake light switch |
| T4r | 4-pin connector, on radiator fan control unit |
| T6g | 6-pin connector, on onboard power supply control unit |
| T6k | 6-pin connector, on radiator fan control unit |
| T41a | 41-pin connector, on turn signal switch |
| 167 | Earth connection -4-, in engine compartment wiring harness |
| B165 | Positive (+) connection -2- (15), in interior wiring harness |
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