Code 27 & 29 - Sub-Main Oxygen Sensor Circuit (SC400)

NOTE: Code 27 refers to left bank sensor. Code 29 refers to right bank sensor.

Fig 1: Codes 27 & 29 Flow Chart (1 of 2) - Sub-Main O2 Sensor Ckt. (SC400)

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Fig 2: Codes 27 & 29 Flow Chart (2 of 2) - Sub-Main O2 Sensor Ckt. (SC400)

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002