System Diagram

Power and Ground:

SP201:

ECM B, ECM I And RDO BATT Fuses, Ground, Generator And MIL:

VCM, CLSTR And 4WD Fuses:

Data Link Connector (DLC):

Engine Sensors:

Heated Oxygen Sensors:

MAF Sensor And IAC Valve:

Vehicle Speed Sensor (VSS):

Ignition Controls:

Fuel Pump And Sensder:

Fuel Injection Controls:

EGR And EVAP Valves:

Secondary AIR Pump Control:

A/C Compressor Control:

Stoplamp Switch Input:

Vehicle Speed Outputs, 4WD High Indicator Signal, 4WD Indicator Switch:

Automatic Transmission Switch Inputs:

Automatic Transmission Valve Controls: