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:

Speed sensor rear LH (4WD)
REPLACEMENT HINT: Use the same procedures for the RH side and LH side. The procedures listed below are for the LH side. 1. REMOVE DECK TRIM SIDE PANEL ASSY LH (SEE PAGE 76-21 ) 2. REMOVE REAR WHEEL 3. REMOVE SPEED SENSOR REAR LH (a) Disconnect the speed sensor connector. NOTICE: B ...