- G 42 - intake air temperature sensor
- J 220 - Motoronic control unit
- N - ignition coil 1
- N 30 - cylinder 1 injector valve
- N 31 - cylinder 2 injector valve
- N 32 - cylinder 3 injector valve
- N 33 - cylinder 4 injector valve
- N 83 - cylinder 5 injector valve
- N 84 - cylinder 6 injector valve
- N 122 - final power stage
- N 128 - ignition coil 2
- N 158 - ignition coil 3
- P - spark plug plugs
- Q - spark plugs
- S 232 - fuse in holder
- T5f - plug connection, 5-pin, on the ignition coil device
- T61 - plug connection, 6-pin, red, connecting clamp for E-Box water tank
- T10n - plug connection, 10-pin, yellow, connecting clamp for E-Box water tank
- 85 - connection to the body ("ground") "1", in the wiring harness of the engine compartment
- D95 - connection (valve injectors), in the engine compartment wiring harness
- D121 - connection (15) via fuse, in engine compartment wiring harness