Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Cruise control system / Cruise main indicator light circuit / Circuit description
Toyota Corolla (E120): Circuit description
When the cruise control main switch assy button is turned to on, cruise main indicator light comes on.
Wiring diagram
Other materials:
Fuel
Preparation
Sst
Recomended tools
Ssm
Equipment
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Circuit description
The rear heated oxygen sensor is used to monitor oxygen concentration in the
exhaust gas. For optimum
catalytic converter operation, the air fuel mixture must be maintained near the
ideal ”stoichiometric” ratio.
The heated oxygen sensor output voltage changes suddenly in the vicinity of ...
Fuel information
You must only use unleaded
gasoline.
Select octane rating of 87
(Research Octane Number
91) or higher. Use of
unleaded gasoline with an
octane rating lower than 87
may result in engine knocking.
Persistent knocking
can lead to engine damage.
At minimum, the gasoline you
use should meet the specifi ...