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Home >> Mercedes Benz >> 1987 >> 300D >> Repair and Diagnosis >> Brakes >> Traction Control >> 1983-88 & 1991 Brakes - Anti-Lock Brake System - 190E, 190D, 240D, 260E, 300CD, 300CE, 300E, 300D, 300SD, 300SDL, 300SEL, 300TD, 300TE, 350SD, 350SDL, 350SL, 380SE, 380SEC, 380SEL, 380SL, 420SEL, 500SEC, 500SEL, 560SEC, 560SEL, 560SL >> Testing >> Test 8 >> Testing Internal Resistance Of Solenoid Valves

Testing Internal Resistance Of Solenoid Valves

  1. Set multimeter to "OHMS" position. Ignition off. Push ground button. Rotary switch moved successively to positions 8, 9 and 10.
  2. Resistance should be 0.7-1.7 ohms. If internal resistance is under .07 ohms or over 1.7 ohms, go to step 3).
  3. Check for poor contact at plug connector on hydraulic unit, interrupted connecting wires or defective hydraulic unit.