Toyota Highlander Service Manual: 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:

Problem symptoms table
WIPER AND WASHER SYSTEM Symptom Suspected Area Front wipers and washers do not operate. WIPER/WASHER Fuse Front Wiper Switch Wire Harness or Connector Front wipers do not operate in LO or HI. WIPER Fuse Front Wiper Swit ...