Millenia L V6-2.5L DOHC (1997)
4. NGS measures and shows the voltage.
5. If not as specified, inspect following.
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Intake-air system
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Fuel system
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On-board diagnosis system
6. If these systems are OK, replace the heated oxygen sensor.
Tightening torque: 30-49 Nm (22-36 ft.lbs.)
HEATER
1. Disconnect the heated oxygen sensor connector.
2. Measure the resistance between heated oxygen sensor terminals D and C by using an ohmmeter.
Specification: Approx. 6 Ohms @ 20°C (68°F)
3. If not as specified, replace the heated oxygen sensor.
Tightening torque: 30-49 Nm (22-36 ft.lbs.)