DTC 25: Left Front Wheel Speed Sensor Circuit Open: Notes

NOTE: Test numbers refer to numbers on diagnostic chart. To identify circuits and terminals referenced in text and flowcharts, see WIRING DIAGRAMS  .

Fig 1: DTC 25 Diagnostic Flow Chart

Courtesy of GENERAL MOTORS CORP.

1. Measures resistance of 5-way EBCM harness connector terminals "C" and "E".
2. Measures resistance of left front wheel speed sensor harness.
3. Measures resistance of left front wheel speed sensor.