Engine Control Module (Except OBD) Connector End View (C4)
ENGINE CONTROL MODULE C4 (EXCEPT OBD) - BLACK
| CAV | CIRCUIT | FUNCTION |
| 1 | - | - |
| 2 | 20BR/DG | CAMSHAFT POSITION SENSOR GROUND |
| 3 | 20YL/GY | CAMSHAFT POSITION SENSOR SIGNAL |
| 4 | 20BR/GY | FUEL PRESSURE SENSOR GROUND |
| 5 | - | - |
| 6 | - | - |
| 7 | 18GY/YL | LOW FUEL PRESSURE SENSOR GROUND |
| 8 | 18GY/DG | LOW FUEL PRESSURE SENSOR 5 VOLT SUPPLY |
| 9 | - | - |
| 10 | 18BR/RD | WATER IN FUEL SENSOR 12 VOLT SUPPLY |
| 11 | 18BK/YL | WATER IN FUEL SENSOR GROUND |
| 12 | 18RD/BL | CAMSHAFT POSITION SENSOR 12 VOLT SUPPLY |
| 13 | 20RD/DG | FUEL PRESSURE SENSOR 5 VOLT SUPPLY |
| 14 | 20DG/VT | FUEL PRESSURE SENSOR SIGNAL |
| 15 | 20GY/BL | ENGINE OIL SENSOR SIGNAL |
| 16 | - | - |
| 17 | 20BR/BK | SENSOR GROUND |
| 18 | 20RD/YL | ENGINE OIL SENSOR 5 VOLT SUPPLY |
| 19 | - | - |
| 20 | - | - |
| 21 | 20BK/WT | FUEL PRESSURE SOLENOID CONTROL |
| 22 | 18RD/BK | FUEL SHUTDOWN SOLENOID 12 VOLT SUPPLY |
| 23 | - | - |
| 24 | - | - |
| 25 | - | - |
| 26 | 20DG | CRANKSHAFT POSITION SENSOR SIGNAL NO. 2 |
| 27 | 20BR/WT | ENGINE COOLANT TEMPERATURE SENSOR GROUND |
| 28 | - | - |
| 29 | - | - |
| 30 | 18DG/BK | FUEL TEMPERATURE SENSOR GROUND |
| 31 | 20RD/WT | FUEL PRESSURE SOLENOID 12 VOLT SUPPLY |
| 32 | 20BR/YL | FUEL SHUTDOWN SOLENOID CONTROL |
| 33 | - | - |
| 34 | 18BR | WATER IN FUEL SENSOR SIGNAL |
| 35 | - | - |
| 36 | 20DG/RD | ENGINE COOLANT TEMPERATURE SENSOR SIGNAL |
| 37 | 20DG/WT | CRANKSHAFT POSITION SENSOR SIGNAL NO. 1 |
| 38 | 18GY/RD | LOW FUEL PRESSURE SENSOR SIGNAL |
| 39 | 18BL/GY | FUEL TEMPERATURE SENSOR SIGNAL |
| 40 | 20RD/YL | EGR VALVE CONTROL |