Question 1

What is Retractable Door Handles on the Tesla Model S?

Accepted Answer

The flush-fitting motorized handles frequently fail to present or unlatch due to broken internal micro-switches or "paddle" gears.

Question 2

What is MCU1 eMMC Memory Failure (Recall 21V035) on the Tesla Model S?

Accepted Answer

The main touchscreen unit (MCU1) uses an 8GB eMMC chip that has a finite lifespan, eventually leading to system instability or total failure. Tesla issued a voluntary recall (21V035) to upgrade the chip to 64GB.

Question 3

What is Suspension Control Arm Creaking on the Tesla Model S?

Accepted Answer

The front and rear suspension control arms (wishbones) can develop a loud creaking or squeaking noise, particularly when turning or going over bumps, caused by water ingress into the ball joints.

Question 4

What is Yellow Screen Border on the Tesla Model S?

Accepted Answer

A yellow tint can develop around the edges of the main touchscreen (MCU1 and early MCU2) due to an adhesive failure in the display stack.

Question 5

What is Drive Unit "Milling" Noise on the Tesla Model S?

Accepted Answer

An internal bearing failure in the drive unit can cause a high-pitched whirring or "milling" noise that increases with vehicle speed.

Question 6

What should I check when buying a used Tesla Model S?

Accepted Answer

Prefer 2018+ models which feature the faster MCU2 infotainment system

Question 7

What should I check when buying a used Tesla Model S?

Accepted Answer

Check the operation of all door handles multiple times as they are a very common failure point

Question 8

What should I check when buying a used Tesla Model S?

Accepted Answer

Ensure the car has had the eMMC recall or upgrade performed if it is a pre-2018 model

Question 9

What years was the Tesla Model S made?

Accepted Answer

The Tesla Model S was produced from 2014 to 2024.

Tesla Model S

Model S Reliability & Common Faults

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