Toyota Corolla (E120): Circuit description

Cruise main indicator light circuit

Wiring diagram

Other materials:

Catalyst monitor (o2s type)
Preconditions The monitor will not run unless: mil is off. Engine coolant temperature (ect) is 176°f (80 °C) or greater. Intake air temperature (iat) is 14°f (–10 °C) or greater.* Notice: * 2002 and later my vehicles: the readiness test can be completed in cold ambient c ...

Basic inspection
Resistance measuring condition of electronic parts  unless stated, all resistance is measured at an ambient temperature of 20 c (68 °F). As the resistance may be outside the specifications if measured at high temperatures immediately after the vehicle has been running, measu ...

Have the malfunction repaired immediately. (vehicles with a smart key system)
After taking the specified steps to correct the suspected problem, check that the warning message and light go off. ■Warning buzzer ...