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Home >> Isuzu >> 1989 >> I-Mark LS >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Tests W/Codes - CARBURETED >> Trouble Code Charts >> Code 55 - Defective Oxygen (O2) Sensor Or ECM
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Code 55 - Defective Oxygen (O2) Sensor Or ECM

Fig 1: Flow Chart - Code 55, Defective Oxygen Sensor Or ECM
G122166Courtesy of ISUZU MOTOR CO.
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