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:
Eco driving indicator
Eco driving indicator light
During eco-friendly acceleration
operation (eco driving), eco driving
indicator light will turn on.
When the acceleration exceeds
zone of eco driving, and when the
vehicle is stopped, the light turns
off.
Eco driving indicator zone display
Suggests zone of ...
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