Toyota Highlander Service Manual: Location

Toyota Highlander Service Manual / Emission control / Emission control system (3MZ-FE) / Location

Location

SYSTEM DIAGRAM

The emission control system is determined by the ECM based on signals from various sensors.

SYSTEM DIAGRAM

Emission control system (3MZ-FE)

...

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:

Replacement
1. WORK FOR PREVENTING GASOLINE FROM SPILLING OUT (See page 11-1 ) 2. REMOVE FRONT WHEEL 3. REMOVE ENGINE UNDER COVER NO.1 4. REMOVE FRONT FENDER SPLASH SHIELD FRONT RH 5. REMOVE FRONT FENDER SPLASH SHIELD FRONTR LH 6. REMOVE FRONT FENDER APRON SEAL RH 7. DRAIN COOLANT (See page 16-6 ) 8. DRA ...