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:

Precaution
CAUTION: HIGHLANDER is equipped with SRS, which consists of a driver airbag, front passenger airbag, side airbag and curtain shield airbag. Failure to carry out service operations in the correct sequence could cause the SRS to unexpectedly deploy during servicing, possibly leading t ...