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Home >> Lexus >> 1994 >> GS 300 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes - Except OBD-II >> Diagnostic Code Charts >> Code 27 - Sub-Oxygen Sensor Circuit (CALIF.)
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Code 27 - Sub-Oxygen Sensor Circuit (CALIF.)

Fig 1: Code 27 Flow Chart - 1 Of 2 (GS300 Calif.) Sub-Oxygen Sensor Circuit
G94F45257Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 2: Code 27 Flow Chart - 2 Of 2 (GS300 Calif.) Sub-Oxygen Sensor Circuit
G94G45258Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 3: Code 27 Trouble Code Detection Test (GS300 Calif.) Sub-Oxygen Sensor Circuit
G94H45259Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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