toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Component Tests and General Diagnostics|Page 48 > < Diagram Information and Instructions|Page 45
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Keyless Entry Electronic Control Unit (ECU): Component Tests and General Diagnostics

ECU Power Source Circuit 

CIRCUIT DESCRIPTION 
Battery positive voltage is always applied the terminal +B of the wireless door lock ECU.

WIRING DIAGRAM 

Step 1

Component Tests and General Diagnostics|Page 48 > < Diagram Information and Instructions|Page 45