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Home >> Mazda >> 1991 >> 929 Base >> Repair and Diagnosis >> Engine Performance >> Engine Controls - Adjustments >> Idle Speed & Mixture >> Idle Speed >> MPV
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Idle Speed: MPV

  1. Connect jumper wire between ground and Green 1-pin test connector in left front corner of engine compartment. See Figure and Figure . On 2.6L, connect tachometer to White 1-pin test connector in left front corner of engine compartment. See Figure .
  2. On 3.0L, connect tachometer to test connector at ignition coil (White wire). On all models, if idle speed is not within specification, rotate idle air adjusting screw on throttle body. See IDLE SPEED SPECIFICATIONS TABLE. Disconnect jumper wire.
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