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Home >> Porsche >> 1990 >> 928 Automatic >> Repair and Diagnosis >> Brakes >> Traction Control >> Anti-Lock Brake System >> Testing >> Program Switch Position 16 >> Control Unit (BITE Triggered)

Control Unit (BITE Triggered)

  1. Press "LED" button for at least 3 seconds (ABS indicator light could flash twice while pressing button). This indicates pump motor is starting. If ABS indicator light goes out within 3 seconds, test is okay. Go to PROGRAM SWITCH POSITION 17  .
  2. If indicator light does not go out within 3 seconds, repeat test with engine running. Replace control unit.
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