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Home >> Mazda >> 1990 >> RX-7 Base, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> Clearing Codes
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Clearing Codes

  1. Disconnect negative battery cable for at least 5 seconds. Reconnect battery cable.
  2. Ground test connector with jumper wire. Turn ignition on and verify no codes are displayed.
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