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Home >> Subaru >> 2015 >> WRX Limited, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 3 (Engine Mechanical (STI)) >> Timing Belt >> Inspection >> Belt Idler

Belt Idler

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  1. Check the belt idler for smooth rotation. Replace if noise or excessive play occurs.
  2. Check the outer contacting surfaces of idler pulley for abnormal wear and scratches.
  3. Check the belt idler for grease leakage.
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