1988 JEEP CHEROKEE wiring diagram

Fig. 28: Jeep 2.5L TBI System Wiring Diagram
FUEL PRESSURE REGULATOR
1) Remove air cleaner assembly. Connect a tachometer to
terminals 1 and 3 of small diagnostic connector D1. Remove screw plug
and install special Fuel Pressure Test Fitting (8983 501 572).

Fig. 10: ECU Connector Pin & Diagnostic Connector Pin Identification
WIRING DIAGRAM

Fig. 11: Comanche Engine Control System Wiring Diagram

Fig. 12: Cherokee Engine Control System Wiring Diagram

Fig. 117: Test 10A - Location of Transmission Connectors
Fig. 118: Test 10A - View of 7-Way Connector (Cherokee)
NOTE: See Fig. 115 for wiring diagram.

Fig. 122: Test 10A - Location of Speed Sensor Connector
Fig. 123: Test 10A - Testing Speed Sensor (Cherokee)
WIRING DIAGRAMS

Fig. 124: Transmission Wiring Diagram (Cherokee)

Fig. 8: Alignment Dowel (Fan Module to Motor)
WIRING DIAGRAMS