Inspection Procedure

WARNING: This page is about a different car, the 2003 Toyota Sequoia. However, it is still accessible from the selected car via links, so may be relevant.

Check taillight relay (See INSPECTION ).
1. NG : Replace the taillight relay.
2. OK : Go To Next Step.
Check wire harness and connector between taillight relay and body ECU, battery and taillight relay (See HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION PROCEDURE ).
1. NG : Repair or replace wire harness or connector.
2. OK : Proceed to next circuit inspection shown in PROBLEM SYMPTOMS TABLE .