Passport EX 4WD V6-3165cc 3.2L DOHC MFI (2001)
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Oxygen Sensor: Service and Repair
Heated Oxygen Sensor (HO2S)
Removal Procedure
1. Disconnect the negative battery cable.
2. Locate the four oxygen sensors.
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Bank 1 sensor 1 is mounted on the exhaust pipe ahead of the right-hand catalytic converter.
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Bank 1 sensor 2 is mounted behind the right-hand catalytic converter.