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Home >> Mercedes Benz >> 1990 >> 300CE >> Repair and Diagnosis >> Brakes >> Traction Control >> Anti-Lock Brake System >> Testing >> Test 10 >> Testing Pressure Reduction Of Solenoid Valve

Testing Pressure Reduction Of Solenoid Valve

  1. Ignition on. Rotary switch moved successively to positions 8, 9 and 10. Actuate brake pedal. Press "P" button. Turn respective wheel.
  2. Introduced brake force should be reducing. Return pump should be running. If not, proceed to step 3).
  3. Check for defective motor relay, return pump, or solenoid valve. Replace as necessary.