Diagnostic Aids
WARNING: This page is about a different car, the 1998 Cadillac Seville, 1998 Cadillac Eldorado, and 1998 Cadillac DeVille. However, it is still accessible from the selected car via links, so may be relevant.
DTC may set due to a false start condition in which cranking speed exceeds 568 RPM with engine not starting. If no fault is present, check for intermittent open or short in IC module fuel control circuit, ignition feed circuit or ground circuit. Also, check for EMI interference on IC module fuel control circuit.