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Home › Mitsubishi › 2004 › Lancer Evolution › Repair and Diagnosis › Engine Mechanical › Mechanical › On-Vehicle Service - Evolution › On-Vehicle Service › Auto-TENSIONER Check › Operation Check

Operation Check

  1. Turn OFF the engine from the idle state then check to see that the drive belt is not protruding from the pulley width of the auto-tensioner.
  2. Remove the drive belt. (Refer to CRANKSHAFT PULLEY  .)
  3. Securely insert the spindle handle or ratchet handle with a 12.7 mm (1/2-inch) insertion angle into the jig hole of the auto tensioner. Turn the auto-tensioner to the left and right to check and see that there is no threading.
  4. If there are any problems in the procedure 1 or 3, replace the auto-tensioner. (Refer to TIMING BELT .)
  5. Install the drive belt. (Refer to CRANKSHAFT PULLEY .)
    Fig 1: Checking Drive Belt Tension
    G00977448Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.
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