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Home >> Mazda >> 2007 >> B3000 Base, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 1 (Engine Controls - System & Component Testing) >> Variable Valve Timing System >> Variable Valve Timing Actuator >> Extreme Spark Retard Position

Extreme Spark Retard Position

WARNING: This page is about a different car, the 2001 Mazda Protege, 2001 Mazda Millenia, 2001 Mazda MX-5 Miata, 2001 Mazda MPV, and 2001 Mazda 626. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disconnect negative battery cable.
  2. Remove Variable Valve Timing (VVT) actuator.
    CAUTION: If engine oil gets on parts, they may not function properly. When removing VVT actuator, be sure to cover other parts with a cloth to protect them from oil.
  3. Ensure camshaft dowel pin hole on VVT actuator is aligned with top of third tooth, by counting back 3 teeth to sprocket gap which is aligned with alignment mark. See Fig 1 . If not as specified, stopper pin in VVT actuator is not engaged at position of maximum valve timing retard. Replace VVT actuator.
    Fig 1: Checking Alignment Of Camshaft Dowel Pin
    G00143774Courtesy of MAZDA MOTORS CORP.
  4. Install VVT actuator.
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