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Home >> Jeep >> 1990 >> Cherokee Limited, 4D Utility >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls - Tests W/Codes - 4.0L >> Code Charts >> Fault 1002: O2 Heater Circuit Low
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Fault 1002: O2 Heater Circuit Low

Fig 1: Fault 1002: Circuit Diagram O2 Heater Circuit Low
G90B17815
Fig 2: Fault 1002: Flow Chart O2 Heater Circuit Low
G90C17816
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