Toyota Highlander Service Manual: Location
SYSTEM DIAGRAM
The emission control system is determined by the ECM based on signals from various sensors.
On-vehicle inspection
1. INSPECT AIR-FUEL RATIO COMPENSATION SYSTEM
(a) Measure the voltage between the terminals of the ECM
connectors.
Standard:
NOTICE:
Connect test leads to the connector's backside. The co ...
More about Toyota Highlander:
Other functions
Switching between outside air and recirculated air modes
Press .
The mode switches between outside air mode (indicator off) and recirculated
air mode (indicator on) each time
is pressed.
Defogging the windshield
Defoggers are used to defog the windshield and front side windows.
Press .
...
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