Operation CHARM
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Subaru
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1985
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XT 2WD F4-1781cc 1.8L SOHC Turbo (MPFI)
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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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Manufacturer Code Charts
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DTC 21
DTC 21
Fig. 11 EGI system troubleshooting chart. Checking air flow meter circuit (trouble code 21).:
