Tundra 2WD V6-3.4L (5VZ-FE) (2004)
Audible Warning Device: Diagnostic Aids
How To Proceed With Troubleshooting
HOW TO PROCEED WITH TROUBLESHOOTING
Carry out troubleshooting in accordance with the procedure given. Here, only the basic procedures are shown. Details are provided in Diagnostics
section, showing the most effective methods for each circuit. Confirm the troubleshooting procedures first for the relevant circuit before beginning
troubleshooting of that circuit.
General Information
GENERAL INFORMATION
A large number of ECU controlled Systems are used in the TOYOTA TUNDRA. In general, the ECU controlled system is considered to be a very
intricate system requiring a high level of technical knowledge and expert skill to troubleshoot. However, the fact is that if you proceed to inspect the
circuits one by one, trouble- shooting of these systems is not complex. If you have adequate understanding of the system and a basic knowledge of