Toyota Highlander Service Manual: Emission control system (3MZ-FE)
REPLACEMENT
1. REMOVE VENTILATION VALVE SUB-ASSY
(a) Disconnect the ventilation hose from the ventilation valve.
(b) Remove the ventilation valve.
2. INSTALL VENTILATION VALVE SUB-ASSY
(a) Instal ...
SYSTEM DIAGRAM
The emission control system is determined by the ECM based on signals from
various sensors.
...
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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