View source for 1996 - 1999 Jeep Cherokee I-6 4.0 XJ

'''Facing PCM w/Connectors at Bottom'''

[[File:PCM_Orientation.jpg|500px]]

<pre>
              Connector A - Black                            Connector B - White                             Connector C - Gray
==============================================================================================================================================
|  01  02  03  04  05  06  07  08  09  10  11  |  01  02  03  04  05  06  07  08  09  10  11  |  01  02  03  04  05  06  07  08  09  10  11  |
|                                              |                                              |                                              |
|    12  13  14  15  16  17  18  19  20  21    |    12  13  14  15  16  17  18  19  20  21    |    12  13  14  15  16  17  18  19  20  21    |
|                                              |                                              |                                              |
|  22  23  24  25  26  27  28  29  30  31  32  |  22  23  24  25  26  27  28  29  30  31  32  |  22  23  24  25  26  27  28  29  30  31  32  |
==============================================================================================================================================


   A01 = NOT USED                                 B01 = NOT USED                                 C01 = A/C Compressor Clutch Relay Control
   A02 = Fused Ignition Switch Output (ST-RUN)    B02 = NOT USED                                 C02 = Radiator Fan Relay Control
   A03 = NOT USED                                 B03 = NOT USED                                 C03 = ASD Relay
   A04 = Sensor Ground                            B04 = Injector #1                              C04 = Speed Control Vacuum Solenoid
   A05 = NOT USED                                 B05 = Injector #3                              C05 = Speed Control Vent Solenoid
   A06 = Park/Neutral Position Switch Sense       B06 = Injector #5                              C06 = NOT USED
   A07 = Ignition Coil #1                         B07 = NOT USED                                 C07 = NOT USED
   A08 = Crank Position Sensor                    B08 = NOT USED                                 C08 = NOT USED
   A09 = NOT USED                                 B09 = NOT USED                                 C09 = NOT USED
   A10 = Idle Air Control #2                      B10 = Generator Field (+)                      C10 = Leak Detect Pump Solenoid
   A11 = Idle Air Control #3                      B11 = Torque Converter Clutch Solenoid         C11 = Speed Control Power Supply
   A12 = Idle Actuator                            B12 = Injector #6                              C12 = ASD Relay Output
   A13 = NOT USED                                 B13 = NOT USED                                 C13 = NOT USED
   A14 = NOT USED                                 B14 = NOT USED                                 C14 = Leak Detect Pump Switch Sense
   A15 = Intake Air Temp Sensor                   B15 = Injector #2                              C15 = Battery Temperature Sensor
   A16 = Coolant Temp Sensor                      B16 = Injector #4                              C16 = NOT USED
   A17 = 5v Power                                 B17 = NOT USED                                 C17 = NOT USED
   A18 = Camshaft Position Sensor                 B18 = NOT USED                                 C18 = NOT USED
   A19 = Idle Air Control #1                      B19 = NOT USED                                 C19 = Fuel Pump Relay
   A20 = Idle Air Control #4                      B20 = NOT USED                                 C20 = Evap Solenoid
   A21 = NOT USED                                 B21 = NOT USED                                 C21 = NOT USED
   A22 = Battery 12v                              B22 = NOT USED                                 C22 = A/C Switch Sense
   A23 = Throttle Position Sensor                 B23 = Oil Pressure Sensor                      C23 = A/C Select Input
   A24 = Upstream Heated Oxygen Sensor            B24 = NOT USED                                 C24 = Brake Lamp Switch Sense
   A25 = Downstream Heated Oxygen Sensor          B25 = NOT USED                                 C25 = Generator Driver
   A26 = NOT USED                                 B26 = NOT USED                                 C26 = Fuel Level Sensor Signal
   A27 = Manifold Absolute Pressure Sensor        B27 = Vehichle Speed Sensor                    C27 = SCI Tx / ISO9141K
   A28 = NOT USED                                 B28 = NOT USED                                 C28 = CCD Bus (-)
   A29 = NOT USED                                 B29 = NOT USED                                 C29 = SCI Rx
   A30 = NOT USED                                 B30 = NOT USED                                 C30 = CCD Bus (+)
   A31 = Ground                                   B31 = 5v Power                                 C31 = NOT USED
   A32 = Ground                                   B32 = NOT USED                                 C32 = Vehicle Speed Control Switch Signal
</pre>