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:
Location
PROBLEM SYMPTOMS TABLE
Symptom
Suspected Area
Driver's and passenger's seat heaters do not warm up
SEAT HTR fuse
IG1 fuse
Seat heater relay
Wire harness
Only driver's seat heater does not warm up
Seat heater (front) s ...
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