Preventive eMMC Memory Replacement in Tesla MCU - Worth Doing Now or Wait Until It Stops Working?
What is MCU1 and in which Teslas does it appear?
MCU, or Media Control Unit, is a large computer placed between the driver and passenger seat in Tesla cars. It is responsible for multimedia, navigation, voice assistant, software updates, cameras, and mediates charging, door control, windows, seats, and everything else that can be controlled in these cars. In short, without MCU we won't drive very far.
What is eMMC and why does it fail?
eMMC is a type of flash memory most commonly found in older smartphones, some laptops, and in the Tesla computer. Like everything, eMMC memories have their lifespan described in write/read cycles.
What are the symptoms of eMMC failure?
- Failed updates
- Frequent, unannounced MCU restarts
- Connectivity problems (Bluetooth or internet)
- Music and radio streaming interruptions
- Slow map loading and generally slow MCU functions
- Black screen
- White screen
Is it worth replacing the memory before the car becomes useless?
If you want to solve problems related to eMMC memory wear or repair a non-working MCU unit, contact us for repair.
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