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Home >> Saturn >> 1993 >> SW1 Automatic >> Repair and Diagnosis >> Brakes >> Traction Control >> Anti-Lock Brake System >> Pinpoint Tests >> Code 86, Brake Warning Light Commanded On By Abs Module >> Diagnostic Aids
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Diagnostic Aids

Service accompanying codes first. If warning light remains on after ABS fault is corrected, service fault associated with other sensors in circuit. Code 86 should set only with another ABS code. If Code 86 sets alone, replace ACM.

Fig 1: Code 86 - Diagnostic Flowchart
G92G05430Courtesy of GENERAL MOTORS CORP.