Toyota Camry Manual page 2660

SF–68
Bank 1 Sensor 1
+B
Bank 2 Sensor 1
+B
SFI (1MZ–FE)
AIR–FUEL RATIO (A/F) SENSOR
Ohmmeter
HT
(California A/T)
INSPECTION
INSPECT HEATER RESISTANCE OF A/F SENSORS
(Bank 1 sensor 1, Bank 2 Sensor 1)
(a)
(b)
Ohmmeter
HT
If the resistance is not as specified, replace the sensor.
(c)
S05042
– AIR–FUEL RATIO (A/F) SENSOR (California A/T)
Disconnect the A/F sensor connector.
Using an ohmmeter measure the resistance between ter-
minals +B and HT.
Resistance:
At 20°C (68°F)
At 800°C (1,472°F)
Torque: 44 N·m (440 kgf·cm, 31 ft·lbf)
Reconnect the A/F sensor connector.
Author :
SF08M–06
0.8 – 1.4 Ω
1.8 – 3.2 Ω
Date :
1567