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Test Description

Numbers below refer to circled numbers in diagnostic chart.

  1. Checks if another ABS system problem may be causing code 76.
  2. Checks for appropriate accelerometer signal voltage at 0g (no-turn) condition.
  3. Checks for appropriate accelerometer signal voltage at full-scale left hand turn. Full-scale left turn is simulated by right side of accelerometer being exposed to the 1g force of gravity.
  4. Checks for appropriate accelerometer signal voltage at full-scale right hand turn. Full-scale right turn is simulated by left side of accelerometer being exposed to the 1g force of gravity.
Fig 1: Code 76, Lateral Accelerom Signal Out Of Range or Incorrect
G90B08252Courtesy of GENERAL MOTORS CORP.