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:
On-vehicle cleaning
1. INSPECT FINS BLOCKAGE
If the fins are clogged, wash them with water or a steam cleaner.
Dry with compressed air.
NOTICE:
If the distance between the steam cleaner and the
core is too close, the fins may become damaged.
Keep the following injection distance.
Standard:
If the ...
В© 2011-2026 Copyright www.tohighlander.com
