Operation CHARM: Car repair manuals for everyone.

Engine Controls Information

The driveability and emissions information describes the function and operation of the powertrain control module (PCM).

The engine controls Information contains the following:
^ Component locations
^ Wiring diagrams
^ PCM terminal end view and terminal definitions
^ Diagnostic System Check-Computers and Controls Systems
^ Diagnostic trouble code (DTC) tables

The component system includes the following items:
^ Component and circuit description
^ On-vehicle service for each sub-system
^ Functional checks and diagnostic tables

The DTCs also contain diagnostic support information containing circuit diagrams, circuit or system information, and helpful diagnostic information.