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Home >> Mercedes Benz >> 1997 >> SL320 >> Repair and Diagnosis >> Brakes >> Anti-Lock/Traction Control >> System Tests >> Test 7: SPS P-Valve Coil Resistance (Cl500, E300D, E320, E420 & E430)

Test 7: SPS P-Valve Coil Resistance (Cl500, E300D, E320, E420 & E430)

  1. Using Adapter (202 589 03 63 00), connect Breakout Box (129 589 00 21 00) to traction control module wiring harness only leaving traction control module disconnected. See Figure, Figure or Figure. Turn ignition switch to OFF position.
  2. Check resistance between terminals No. 35 and 36 at breakout box. Resistance should be 3-8 ohms. If resistance is not as specified, check wiring. See WIRING DIAGRAMS . If wiring is okay, replace SPS P-valve.