Scheme 3-9. Additional (parking) heater
| J248 | engine control unit |
| J359 | low stage heating relay |
| J360 | high stage heating relay |
| J364 | low stage heating relay |
| Q8 | heater spark plug with ignition control |
| S109 | additional heater fuse |
| S143 | fuse 2 additional heater |
| T6z | 6-pin plug for auxiliary heater control unit |
| T10n | 10-pin orange plug near the fuse/relay box under the fairing |
| T17k | 17-pin red connector on the fuse/relay box under the fairing |
| T17o | 17-pin white plug on the left side of the A-pillar |
| V6 | heater blower fan |
| V54 | dosing pump |
| Z35 | additional heater glow element |
| 146 | connection 1 to "ground" (-) in the parking heater wiring harness |
| 156 | connection to "ground" (-) in the wiring harness of the power supply system |
| A57 | terminal 30 wire in instrument panel wiring harness |
| F32 | parking heater wire in the power supply wiring harness |
| L35 | connection 3 in the auxiliary heater wiring harness |
| * | cars without parking heater |
| ** | cars with parking heater |