Toyota Highlander Service Manual: How to troubleshoot ecu controlled systems
Toyota Highlander Service Manual / Introduction / How to troubleshoot ecu controlled systems
Vehicle lift and support locations
1. NOTICE ABOUT VEHICLE CONDITION WHEN JACKING UP THE VEHICLE
The vehicle must be unloaded before jacking up the vehicle. Never
jack up/lift up a heavily loaded vehicle.
When remo ...
General information
A large number of ECU controlled systems are used in the HIGHLANDER. In
general, ECU controlled systems
are considered to be very intricate, requiring a high level of technical
knowledge to troub ...
More about Toyota Highlander:
On-vehicle inspection
1. CHECK FUEL PUMP OPERATION AND FUEL LEAKS
(a) When using the hand-held tester:
Check fuel pump operation.
Connect the hand-held tester to the DLC3.
Turn the ignition switch ON and push the hand-held
tester main switch ON.
NOTICE:
Do not start the engine.
Select th ...
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