toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Engine Control Module|Diagrams > < ECM Resistance Charts|Page 86
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Engine Control Module: Specifications
ECM Terminal Voltages

Expected ECM Terminal Voltages

- Confirm battery is fully charged.
- Observe expected voltage as compared to ignition switch condition.
- DO NOT short test leads to ground, positive or together.

Engine Control Module|Diagrams > < ECM Resistance Charts|Page 86