Operation CHARM: Car repair manuals for everyone.

Output Components

Diagnose the output components for the proper response to PCM commands. Components where functional monitoring is not feasible will be monitored for circuit continuity and out-of-range values, if applicable.

Output components to be monitored include, but are not limited to, the following circuits:
^ The Evaporative Emission (EVAP) system
^ The AC relay, if so equipped
^ The Vehicle Speed Sensor (VSS) output
^ The Malfunction Indicator Lamp (MIL) control
^ The cruise control enable, if so equipped