Terminal Assignment of Engine Control Unit Wiring Harness Plug (Instrument Panel Wiring Harness)
| B1 | Unoccupied |
|---|
| B2 | Engine speed signal (output) |
| B3 | Actuation signal, fuel pump relay K44 |
| B4 | Unoccupied |
| B5 | Compressor actuation (AC) |
| B6 | Unoccupied |
| B7 | Battery positive (Ter. 30) switched via Motronic relay K43 |
| B8 | Ignition ON (Ter. 15) |
| B9 | Ground switch, Motronic relay K43 |
| B10 | Unoccupied |
| B11 | Diagnostic plug X13 Ter. 7 |
| B12 | Engine telltale H30 |
| B13 | Unoccupied |
| B14 | Unoccupied |
| B15 | Throttle valve potentiometer signal output (AC) |
| B16 | Unoccupied |
| B17 | Battery positive (Ter. 30) switched via Motronic relay K43 |
| B18 | Permanent positive Ter. 30 |
| B19 | Unoccupied |
5.8.3 Terminal Assignment of Engine Control Unit Wiring Harness Plug (Instrument Panel Wiring Harness)
| B20 | Unoccupied |
|---|
| B21 | Input, engine speed increase |
| B22 | Unoccupied |
| B23 | Unoccupied |
| B24 | Unoccupied |
| B25 | Selector lever with automatic transmission, ground with manual transmission |
| B26 | Unoccupied |
| B27 | Input, transmission intervention (AT) |
| B28 | Unoccupied |
| B29 | Unoccupied |
| B30 | Unoccupied |
| B31 | Unoccupied |
| B32 | Unoccupied |
| B33 | Unoccupied |
| B34 | Diagnostic L excitation lead |
| B35 | AC readiness switch |
| B36 | Input, odometer signal/IMO signal |
| B37 | Unoccupied |
| B38 | Unoccupied |
