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Subaru
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2012
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Impreza F4-2.0L DOHC
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Repair and Diagnosis
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A L L Diagnostic Trouble Codes ( DTC )
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Testing and Inspection
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B Code Charts
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B2222
B2222
DTC B2222 SYSTEM MICROCOMPUTER FAIL
DTC DETECTING CONDITION:
When the microcomputer froze.
TROUBLE SYMPTOM:
MFD does not operate.
NOTE:
Reset the MFD. If it does not return to the normal operation, replace the MFD.