Toyota Camry Manual page 1293

DI–266
3 Check output voltage of heated oxygen sensor (bank 1 sensor 2).
PREPARATION:
(a) Connect the OBD II scan tool or TOYOTA hand–held tester to the DLC3.
(b) Warm up the engine to normal operating temp.
CHECK:
Read voltage output of heated oxygen sensor (bank 1 sensor 2) when engine suddenly raced.
HINT:
Perform quick racing to 4,000 rpm 3 min. using accelerator pedal.
OK:
Heated oxygen sensor output voltage: Alternates from 0.4 V or less to 0.6*
1
* : for California Spec.
2
* : except California Spec.
NG
Replace heated oxygen sensor
(bank 1 sensor 2).
DIAGNOSTICS – ENGINE (1MZ–FE)
OK Check that each connector is properly
connected.
Author : Date :
1 2
/0.5* V or more.
501