SC 430 V8-4.3L (3UZ-FE) (2003)
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Terminals Of ECU - Check Air Conditioning Amplifier Assy
a. Disconnect the ECU connector A10.
b. Check the voltage and continuity of each terminal of the vehicle's side connectors.
16. CHECK ECM
Lexus Workshop Service and Repair Manuals
Initial Inspection and Diagnostic Overview|Page 2418 >
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