Toyota Highlander Service Manual: How to troubleshoot ecu controlled systems

Toyota Highlander Service Manual / Introduction / How to troubleshoot ecu controlled systems

General information
How to proceed with troubleshooting
Electronic circuit inspection procedure

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:

Thermostat (2AZ-FE)
REPLACEMENT 1. DRAIN ENGINE COOLANT (See page 16-6 ) 2. REMOVE FAN AND GENERATOR V BELT (See page 14-5 ) 3. REMOVE GENERATOR ASSY (See page 19-16 ) 4. DISCONNECT RADIATOR HOSE INLET 5. REMOVE WATER INLET (a) Remove the 2 nuts and disconnect the water inlet from the cylinder block. 6. REM ...