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TRAC Motor Relay

  1. Remove TRAC motor relay from relay box No. 5. Check continuity between terminals No 1 and 2, and terminals No. 3 and 4 of motor relay. Continuity should not exist between terminals No. 1 and 2. Continuity should exist between terminals No. 3 and 4. Apply battery voltage between terminals No. 3 and 4. Continuity should exist between terminals No. 1 and 2.
  2. If continuity is not as specified, check for open or short in harness and connector between TRAC motor relay and ABS/TRAC ECU. Repair or replace harness or connector if necessary.