Diagnostic Tests: Notes
NOTE:
Unless otherwise directed by diagnostic system check diagnose all BXXXX Codes prior to diagnosing any PXXXX codes.
NOTE:
Following tests are written specifically for Tech 2 scan tool. A generic scan tool may not be capable of performing all necessary test functions.
NOTE:
Before replacing any control module, ensure all module ground and power circuits are functioning properly. For circuit identification, see GROUND DISTRIBUTION and POWER DISTRIBUTION articles in WIRING DIAGRAMS.
NOTE:
To aid in location of components, see COMPONENT LOCATIONS and WIRING DIAGRAMS
.