SFI Chart C-1, Fuel System Check

This test provides a quick analysis of fuel system. This chart then identifies more detailed diagnosis required based on symptoms present.

Fig 1: SFI Chart C-1 Schematic, Fuel System Check

Courtesy of GENERAL MOTORS CORP.

Fig 2: SFI Chart C-1 Diagnostic Flow Chart, Fuel System Check

Courtesy of GENERAL MOTORS CORP.