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Home >> Saab >> 1990 >> 900 SPG, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> Fault Codes (Without Using ISAT Scan Tester) >> Error Code 12221
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Error Code 12221

  1. The check engine light is on. There is no signal from air mass meter. The LH system is in limp-home mode.
  2. Check air mass meter connections. Check for air mass meter burn-off.
    CAUTION: DO NOT  interchange air mass meter from LH 2.2 because component damage may result.
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