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Home >> Chevrolet >> 1997 >> Malibu LS >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 3 (Engine Controls - System & Component Testing - 2.4L) >> Ignition System >> Timing Control Systems >> Ignition Control (IC) Timing Advance System

Ignition Control (IC) Timing Advance System

WARNING: This page is about a different variant/trim than selected.

A malfunction in the IC circuit (formerly referred to as the EST circuit) will cause PCM to turn on Malfunction Indicator Light (MIL) and confirm fault by setting a related diagnostic trouble code. Refer to the TESTS W/CODES - 2.4L article.