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Home >> Chevrolet >> 1991 >> Corvette Base, 2D Convertible, Standard >> Repair and Diagnosis >> Brakes >> Traction Control >> Anti-Lock Brake System >> Diagnosis & Testing >> Code 25: Left Front Wheel Speed Sensor >> Test Description
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Test Description

The following numbers refer to circled numbers in diagnostic chart.

  1. Checks for correct wheel speed sensor resistance.
  2. Checks for short between wheel speed sensor wires.
  3. Checks for open wires between wheel speed sensor and EBCM.
  4. Checks for short to ground or battery voltage in circuit No. 830.
  5. Checks for intermittent in wheel speed sensor circuitry. If no intermittent is found, wheel speed sensor may be faulty.