Code 56, Code 61, Code 64, Motor Circuit Open: Notes

NOTE: To identify circuits and terminals referenced in text and flowcharts, see WIRING DIAGRAM .

If motor circuit is open, ABS operation will be disabled and ABS light will illuminate.

Code will set if motor circuit is open. This code can be set at any time, except when a previous failure has disabled ABS.

Fig 1: Code 56/61/64 Diagnostic Flow Chart

Courtesy of GENERAL MOTORS CORP.