(Troubleshooting)
If there is a problem with the hands-free system or a bluetoothr device, first check the table below.
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 troubleshoot. However,
most problem checking procedures only involve inspecting the ECU controlled
sys ...