Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Heated Oxygen Sensor

INSPECTION

1. INSPECT HEATER RESISTANCE OF HEATED OXYGEN SENSOR
a. Disconnect the sensor connector.




b. Using an ohmmeter, measure the resistance between terminals +B and HT




If the resistance is not as specified, replace the sensor.

Torque: 20 N.m (200 kgf.cm, 14 ft.lbf)

c. Reconnect the oxygen sensor connector.

2. Bank 1 Sensor 2:

INSPECT OPERATION OF HEATED OXYGEN SENSOR