Connector Identification
NOTE:
The following terminals are shown as viewed from harness side of connector. If actual connector wire colors differ from those shown in illustration, see appropriate wiring diagram in WIRING DIAGRAMS article to ensure correct circuit is being tested.
CONNECTOR IDENTIFICATION DIRECTORY
| Connector | See Fig. | ||
|---|---|---|---|
| A/C Clutch Relay | |||
| AB Body | Fig 1 | ||
| AN, BE/BR & DN Bodies | Fig 2 | ||
| TJ Body | Fig 3 | ||
| XJ & ZJ Bodies | Fig 4 | ||
| ASD Relay | |||
| AB Body | Fig 5 | ||
| AN, BE/BR & DN Bodies | Fig 6 | ||
| TJ Body | Fig 7 | ||
| XJ Body | Fig 8 | ||
| ZJ Body | Fig 9 | ||
| Battery Temperature Sensor | Fig 10 | ||
| Brakelight Switch | Fig 11 | ||
| Camshaft Position (CMP) Sensor | |||
| TJ, XJ & ZJ Bodies | Fig 12 | ||
| Except TJ, XJ & ZJ Bodies | Fig 13 | ||
| Crankshaft Position (CKP) Sensor | Fig 14 | ||
| Data Link Connector (DLC) | Fig 15 | ||
| Diesel Fuel Heater | Fig 16 | ||
| Diesel Fuel Heater Relay | Fig 17 | ||
| Diesel Fuel Shutdown Relay | Fig 18 | ||
| Diesel Fuel Shutdown Solenoid | Fig 19 | ||
| EGR Solenoid (Diesel) | Fig 20 | ||
| Engine Coolant Temperature (ECT) Sensor | |||
| TJ, XJ & ZJ - 4.0L Bodies | Fig 21 | ||
| Except TJ, XJ & ZJ - 4.0L Bodies | Fig 22 | ||
| EVAP Solenoid | Fig 23 | ||
| Fuel Pump | |||
| TJ & ZJ Bodies | Fig 24 | ||
| XJ Body | Fig 25 | ||
| Except TJ, XJ & ZJ Bodies | Fig 26 | ||
| Fuel Pump Relay | |||
| AB Body | Fig 27 | ||
| AN & DN Bodies | Fig 28 | ||
| TJ Body | Fig 29 | ||
| XJ Body | Fig 30 | ||
| ZJ Body | Fig 31 | ||
| Fuel Pump System Relay - BE/BR Bodies | Fig 32 | ||
| Idle Air Control (IAC) Motor | |||
| AB, AN - Except 2.5L, BE/BR & ZJ - 5.2L & 5.9L Bodies | Fig 33 | ||
| AN - 2.5L, TJ, XJ & ZJ - 4.0L Bodies | Fig 34 | ||
| Ignition Coil | |||
| 8.0L | |||
| Front | Fig 35 | ||
| Rear | Fig 36 | ||
| Except 8.0L | Fig 37 | ||
| Intake Air Temperature (IAT) Sensor | Fig 38 | ||
| Leak Detection Pump (LDP) | Fig 39 | ||
| MAP Sensor | |||
| BE/BR Bodies (8.0L) | Fig 40 | ||
| Except BE/BR (8.0L) Bodies) | Fig 41 | ||
| Message Center | Fig 42 | ||
| Oil Pressure Sensor | |||
| AB, TJ, XJ & ZJ Bodies | Fig 43 | ||
| Overdrive (O/D) Off Switch | |||
| AB & ZJ Bodies | Fig 44 | ||
| Except AB & ZJ Bodies | Fig 45 | ||
| Park/Neutral (P/N) Switch | |||
| TJ Body | Fig 46 | ||
| XJ Body | Fig 47 | ||
| Except TJ & XJ Bodies | Fig 48 | ||
| Power Steering Pressure (PSP) Switch | |||
| TJ Body | Fig 49 | ||
| Powertrain Control Module (PCM) | Fig 50 | ||
| Radiator Cooling Fan Relay | |||
| AN Body | Fig 51 | ||
| XJ Body | Fig 52 | ||
| Speed Control (S/C) Servo | Fig 53 | ||
| Speed Control (S/C) Switch | |||
| ZJ Body | Fig 54 | ||
| Except ZJ Body | Fig 55 | ||
| Throttle Position (TP) Sensor | |||
| Diesel | Fig 56 | ||
| Except Diesel | Fig 57 | ||
| Torque Converter Clutch (TCC) Solenoid | |||
| AB & TJ Bodies - 3 SPD A/T | Fig 58 | ||
| Transmission Control Relay | |||
| AB Body | Fig 59 | ||
| AN, BE/BR & DN Bodies | Fig 60 | ||
| ZJ Body | Fig 61 | ||
| Transmission Governor Pressure Sensor | Fig 62 | ||
| Transmission Output Speed Sensor | |||
| AB Body | Fig 63 | ||
| Except AB Body | Fig 64 | ||
| Transmission Solenoid | Fig 65 | ||
| Vehicle Speed Sensor (VSS) | Fig 66 | ||
| Water-In-Fuel Sensor (Diesel) | Fig 67 | ||
| 1/1-2/1 Heated Oxygen Sensor (HO2S) | Fig 68 | ||
Fig 33: Identifying Idle Air Control (IAC) Motor Connector Terminals (AB, AN - Except 2.5L, BE/BR & ZJ - 5.2L & 5.9L Bodies)
Fig 34: Identifying Idle Air Control (IAC) Motor Connector Terminals (AN - 2.5L, TJ, XJ & ZJ - 4.0L Bodies)
Fig 58: Identifying Torque Converter Clutch (TCC) Solenoid Connector Terminals (AB & TJ Bodies - 3-Spd A/T)