Wires highlighed in BLUE are wires needing power. Pink wires get key 12v+, orange gets 12v+ battery.
| C2 - Underhood Fuseblock 1999 | |||
| Pin | Wire Color | Circuit No. | Function |
| A1 | -- | -- | Not Used |
| A2 | -- | -- | Not Used |
| A3 | DK BLU | 604 | Air Conditioning Refrigerant High Pressure Cut-Out Switch |
| A4 | -- | -- | Not Used |
| A5 | -- | -- | Not Used |
| A6 | -- | -- | Not Used |
| A7 | GRY | 120 | Fuel Pump Motor Feed (Diesel) |
| A8 | -- | -- | Not Used |
| A9 | LT GRN | 24 | Back-Up Lamp Feed |
| A10 | -- | -- | Not Used |
| A11 | -- | -- | Not Used |
| A12 | -- | -- | Not Used |
| B1 | -- | -- | Not Used |
| B2 | -- | -- | Not Used |
| B3 | DK GRN | 59 | Air Conditioning Compressor Clutch Solenoid Feed |
| B4 | -- | -- | Not Used |
| B5 | LT BLU | 203 | Air Conditioning refrigerant High Pressure Cut-Out Switch |
| B6 | PNK | 239 | Fused Ignition Positive Voltage - EVAP Emissions Canister Purge Valve |
| B7 | DK GRN/WHT | 465 | Fuel Pump Relay Feed - PCM provides 12v+ to turn on FP Relay |
| B8 | ORN | 440 | Fused BATTERY Feed - PCM |
| B9 | -- | -- | Not Used |
| B10 | -- | -- | Not Used |
| B11 | -- | -- | Not Used |
| B12 | -- | -- | Not Used |
| C1 | -- | -- | Not Used |
| C2 | -- | -- | Not Used |
| C3 | -- | -- | Not Used |
| C4 | PNK | 239 | Fused Ignition Positive Voltage - Mass Airflow Sensor |
| C5 | -- | -- | Not Used |
| C6 | -- | -- | Not Used |
| C7 | -- | -- | Not Used |
| C8 | -- | -- | Not Used |
| C9 | -- | -- | Not Used |
| C10 | PNK | 1039 | Fused Ignition Positive Voltage - Injectors 1,3 |
| C11 | PNK | 439 | Fused Ignition Positive Voltage - PCM |
| C12 | PNK | 1239 | Fused Ignition Positive Voltage - Injectors 2,4 |
| D1 | BLK/WHT | 1695 | Four Wheel Drive Front Wheel Lock Telltale Feed |
| D2 | -- | -- | Not Used |
| D3 | DK GRN/WHT | 459 | Air Conditioning Compressor Control Relay Output - Coil |
| D4 | -- | -- | Not Used |
| D5 | -- | -- | Not Used |
| D6 | -- | -- | Not Used |
| D7 | -- | -- | Not Used |
| D8 | PNK | 539 | Fused Ignition Positive Voltage - Heated Oxygen Sensors, (Both Front Sensors) |
| D9 | -- | -- | Not Used |
| D10 | PNK | 1039 | Fused Ignition Positive Voltage - Injectors 5,7 |
| D11 | PPL | 6 | Starter Solenoid Feed |
| D12 | BLK | 550 | Ground |
| E1 | BLK/WHT | 1695 | Four Wheel Drive Front Wheel Lock Telltale Feed |
| E2 | PNK | 1020 | Fused Ignition Positive Voltage - Transmission, PCM |
| E3 | LT GRN | 275 | Transmission Mounted Neutral Safety Switch Output - PARK |
| E4 | -- | -- | Not Used |
| E5 | -- | -- | Not Used |
| E6 | PNK | 1239 | Fused Ignition Positive Voltage - Coils 2,4,6,8 |
| E7 | PNK | 1239 | Fused Ignition Positive Voltage - Injectors 6,8 |
| E8 | PNK | 1539 | Fused Ignition Positive Voltage - Heated Oxygen Sensors, (Both Rear Sensors) |
| E9 | -- | -- | Not Used |
| E10 | -- | -- | Not Used |
| E11 | -- | -- | Not Used |
| E12 | PNK | 1039 | Fused Ignition Positive Voltage - Coils 1,3,5,7 |
| F1 | -- | -- | Not Used |
| F2 | PNK | 1020 | Fused Ignition Feed - PCM, Transmission Solenoids |
| F3 | LT GRN/BLK | 584 | Fused Brake Transmission Shift Interlock Feed |
| F4 | -- | -- | Not Used |
| F5 | -- | -- | Not Used |
| F6 | BLK/WHT | 451 | Engine Control Module Ground |
| F7 | BLK | 550 | Ground |
| F8 | -- | -- | Not Used |
| F9 | PNK | 839 | Fused Ignition Positive Voltage - Park/Neutral/position (PNP) safety. |
| F10 | PPL/WHT | 1035 | Starter Relay Feed - Coil |
| F11 | YEL | 1737 | Transmission Mounted Neutral Safety Switch Output - Park/Neutral (Auto Trans) |
| F11 | PPL/WHT | 1035 | Starter Relay Feed - Coil (Manual Trans) |
| F12 | -- | -- | Not Used |
| C100 - Inline Harness Connector End View | |||
| Pin | Wire Color | Circuit No. | Function |
| A | LT BLU/BLK | 396 | Cruise Control Signal - Engaged (Gas) |
| B | GRY | 48 | Clutch Switch Signal - Clutch Anticipate (Gas) |
| C | PNK | 1020 | Fused RUN/CRANK Feed - Powers Transmission, PCM, Use 10A Fuse. |
| D | DK GRN/WHT | 817 | Vehicle Speed Signal - 4000 Pulse Per Mile Signal |
| E | PPL | 420 | Brake Pedal Switch Output - 12v+ with brakes NOT applied |
| F | -- | -- | Not Used |
| G | BRN/WHT | 419 | Check Engine Indicator Lamp Output - PCM Grounds to turn on Light |
| H | DK GRN | 1049 | Serial Data Signal (Class 2) - OBD2 Port Pin 2 |
| J | TAN/WHT | 331 | Oil Pressure Sensor Signal |
| K | WHT | 121 | Tachometer Signal - Tach signal, 4 cylinder signal |
| L | -- | -- | Not Used |
| M | YEL | 710 | Serial Data Signal (Class 2) |
| N | BRN | 241 | Fused Ignition 3 Feed (Gas) - Front Axle Actuator Switch |
| P | DK GRN | 1614 | Air Inlet Valve Motor Feed |
| R | LT GRN/BLK | 584 | Fused Automatic Transmission Shift Lock Feed |
| S | -- | -- | Not Used |
| C152 - Inline Harness Connector End View - NOTHING NEEDED ON THIS PLUG | |||
| Pin | Wire Color | Circuit No. | Function |
| A | BLK/WHT | 1695 | Four Wheel Drive Front Wheel Lock Telltale Feed |
| B | -- | -- | Not Used |
| C | GRY | 474 | Reference Voltage Feed - 5 Volt |
| D | DK GRN | 890 | Fuel Tank Pressure Sensor Signal |
| E | YEL/BLK | 1827 | Vehicle Speed Signal (VSS) - used for antilock brakes, not needed |
| F | WHT | 1310 | Canister Vent Valve Solenoid Output |
| G | ORN/BLK | 510 | Sensor Return (Fuel Level) |
| H | -- | -- | Not Used |
| J | BLK | 470 | Sensor Return |
| K | PPL | 1589 | Fuel Gauge Sensor Signal |
| L | -- | -- | Not Used |
| M | -- | -- | Not Used |
| C153 - Inline Harness Connector End View | |||
| Pin | Wire Color | Circuit No. | Function |
| A | GRY/BLK | 1694 | S4WD Switch Signal - Low |
| B | BLK/WHT | 1695 | S4WD Front Axle Lock TT (Except ATC ) |
| C | BRN | 241 | Fused Ignition Feed (S4WD) |