ecu
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Engine Control Module (ECU/ECM): What It Does, How It Works, and What to Consider
A practical guide to the engine control module: its role, how it links to the immobilizer and key system, common failure signs, and replacement considerations.
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What Is an ECU? A Plain-Language Guide to the Control Unit in Your Car
A clear, jargon-free explanation of what an ECU is, what it controls, and how it works with other modules like the TCU and BCM.
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Fixing Immobilizer Errors After Toyota ECU Replacement
Practical guidance for resolving immobilizer synchronization errors after replacing a Toyota engine or body control ECU.
