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Home >> Mercedes Benz >> 1985 >> 300CD >> Repair and Diagnosis >> Brakes >> Traction Control >> Anti-Lock Brake System >> Testing >> Test 1 >> Testing Valve Relay In Rest Position

Testing Valve Relay In Rest Position

  1. If test light is Green (okay), go to TEST 2. If test light is Red (fault), go to step 2).
  2. Check for poor contact of plug connection on valve relay and repair poor contact as necessary. Check electrical harness to valve relay for interruption. If okay, replace relay valve.