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Home >> Suzuki >> 2006 >> Grand Vitara Premium, RWD, Standard >> Repair and Diagnosis >> Engine Mechanical >> Cooling System (Mechanical) >> Engine Cooling System >> Repair Instructions >> Radiator Cooling Fan Relay Inspection
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Radiator Cooling Fan Relay Inspection

  1. Disconnect negative (-) cable at battery.
  2. Remove radiator cooling fan relay No. 1 (1), No. 3 (2) and/or No. 2 (3) from relay box.
  3. Check radiator cooling fan relay No. 1 (1) and No. 3 (2) as follows.
    1. Check that there is no continuity between terminals "C" and "D". If there is continuity, replace relay.
    2. Connect battery positive (+) terminal to terminal "B" of relay.
    3. Connect battery negative (-) terminal to terminal "A" of relay.
    4. Check continuity between terminals "C" and "D". If there is no continuity, replace relay.
  4. Check radiator cooling fan relay No. 2 (3) as follows.
    1. Check that there is no continuity between terminals "G" or "H" and "F". If there is continuity, replace relay.
    2. Check continuity between terminals "I" and "H". If there is no continuity, replace relay.
    3. Connect battery positive (+) terminal to terminal "F" of relay.
    4. Connect battery negative (-) terminal to terminal "E" of relay.
    5. Check continuity between terminals "G" and "H". If there is no continuity, replace relay.
      Fig 1: Checking Radiator Cooling Fan Relay
      G04807575Courtesy of SUZUKI OF AMERICA CORP.
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