Engine Control Module (Diesel) Connector End View (C1)
ENGINE CONTROL MODULE C1 (DIESEL) - BLACK 81 WAY
| CAV | CIRCUIT | FUNCTION |
| 1 | Z12 12BK/LG | GROUND |
| 2 | Z12 12BK/LG | GROUND |
| 3 | K20 12LB/WT | GENERATOR FIELD CONTROL |
| 4 | A142 12RD/LG | AUTOMATIC SHUT DOWN RELAY OUTPUT |
| 5 | A142 12RD/LG | AUTOMATIC SHUT DOWN RELAY OUTPUT |
| 6 | - | - |
| 7 | D25 20VT/YL | PCI BUS |
| 8 | K944 20BR/LG | CAMSHAFT POSITION SENSOR GROUND |
| 9 | K44 20YL/GY | CAMSHAFT POSITION SENSOR SIGNAL |
| 10 | - | - |
| 11 | K1 20BK/YL | BOOST PRESSURE SENSOR SIGNAL |
| 12 | K155 20YL/WT | MASS AIR FLOW SENSOR SIGNAL |
| 13 | N20 20LG/VT | FUEL PRESSURE SENSOR SIGNAL |
| 14 | K81 20LB/LG | ACCELERATOR PEDAL POSITION SENSOR NO. 2 SIGNAL |
| 15 | K80 20BK/LG | ACCELERATOR PEDAL POSITION SENSOR NO. 1 SIGNAL |
| 16 | N920 20BR/GY | FUEL PRESSURE SENSOR GROUND |
| 17 | K21 20YL/LG | AMBIENT AIR TEMPERATURE SENSOR SIGNAL |
| 18 | - | - |
| 19 | A14 18RD/LB | FUSED B(+) |
| 20 | Z11 20WT/BK | GROUND |
| 21 | K4 20BK/LB | SENSOR GROUND |
| 22 | F12 20LB/WT | FUSED IGNITION SWITCH OUTPUT (RUN-START) |
| 23 | K9 20RD/BK | SENSOR REFERENCE VOLTAGE B |
| 24 | K3 20BK | CRANKSHAFT POSITION SENSOR SIGNAL NO. 1 |
| 25 | - | - |
| 26 | - | - |
| 27 | - | - |
| 28 | - | - |
| 29 | - | - |
| 30 | - | - |
| 31 | - | - |
| 32 | K118 20RD/YL | BATTERY TEMPERATURE SENSOR SIGNAL |
| 33 | - | - |
| 34 | K167 20BR/YL | ACCELERATOR PEDAL POSITION SENSOR NO. 1 GROUND |
| 35 | F858 20LG/VT | ACCELERATOR PEDAL POSITION SENSOR NO. 1 5 VOLT SUPPLY |
| 36 | - | - |
| 37 | - | - |
| 38 | V37 20RD/LG | SPEED CONTROL SWITCH SIGNAL |
| 39 | - | - |
| 40 | K2 20LG/RD | ENGINE COOLANT TEMPERATURE SENSOR SIGNAL |
| 41 | K48 20LG/WT | INLET AIR TEMPERATURE SENSOR SIGNAL |
| 42 | Z31 20 | GROUND (DRAIN) |
| 43 | K24 20YL | CRANKSHAFT POSITION SENSOR SIGNAL NO. 2 |
| 44 | - | - |
| 45 | - | - |
| 46 | - | - |
| 47 | L50 18WT/LB | PRIMARY BRAKE SWITCH SIGNAL |
| 48 | K29 20WT/RD | SECONDARY BRAKE SWITCH SIGNAL |
| 49 | A41 18YL | FUSED IGNITION SWITCH OUTPUT (START) |
| 50 | F859 20LG/PK | SENSOR REFERENCE VOLTAGE A |
| 51 | - | - |
| 52 | K121 20BR/WT | SENSOR GROUND |
| 53 | - | - |
| 54 | K957 20BR | MASS AIR FLOW SENSOR GROUND |
| 55 | G7 20GY/WT | VEHICLE SPEED SENSOR SIGNAL |
| 56 | K981 20LG/BR | ACCELERATOR PEDAL POSITION SENSOR NO. 2 GROUND |
| 57 | - | - |
| 58 | N907 20BK/VT | VEHICLE SPEED SENSOR GROUND |
| 59 | K47 20LB | SWIRL SOLENOID CONTROL |
| 60 | Y99 20RD/LB | FUEL PRESSURE SENSOR 5 VOLT SUPPLY |
| 61 | K51 20LB/YL | AUTOMATIC SHUT DOWN RELAY CONTROL |
| 62 | - | - |
| 63 | D21 20RD | SCI TRANSMIT (ECM) |
| 64 | - | - |
| 65 | - | - |
| 66 | - | - |
| 67 | - | - |
| 68 | - | - |
| 69 | C28 20LB/RD | A/C COMPRESSOR CLUTCH RELAY CONTROL |
| 70 | C24 20LB/PK | LOW SPEED RADIATOR FAN RELAY CONTROL |
| 71 | C27 20LB/BK | HIGH SPEED RADIATOR FAN RELAY CONTROL |
| 72 | K31 20BR/LB | FUEL PUMP RELAY CONTROL |
| 73 | - | - |
| 74 | K90 20YL/BK | STARTER MOTOR RELAY CONTROL |
| 75 | C41 20LG/LB | CABIN HEATER RELAY NO. 1 CONTROL |
| 76 | K137 20LB/GY | WASTEGATE SOLENOID CONTROL |
| 77 | K152 20WT | GLOW PLUG RELAY CONTROL |
| 78 | - | - |
| 79 | C42 20GY/LB | CABIN HEATER RELAY NO. 2 CONTROL |
| 80 | K46 20BK/WT | FUEL PRESSURE SOLENOID CONTROL |
| 81 | K46 20BK/WT | FUEL PRESSURE SOLENOID CONTROL |