Electrical System Related Problems of the 2021 Tesla Model 3

Table 1 shows seven common electrical system related problems of the 2021 Tesla Model 3. The number one most common problem is related to the electrical system (60 problems). The second most common problem is related to the adas autonomous/self driving (five problems).


Recently reported Electrical System problems of the 2021 Tesla Model 3

The Electrical System problem

The vehicle is undriveable due to a high?voltage enable safety lockout triggered by ecu identity/mac mismatch after a software/update window; local service instructed me to ‘safely disregard’ active safety alerts contrary to vehicle telemetry, creating a safety risk.   Read details...

The Adas Autonomous/self Driving problem

The contact owns a 2021 Tesla Model 3. The contact stated while driving approximately 65 mph with the self-driving feature activated, the vehicle experienced phantom braking. There was no warning light illuminated. The contact stated that there were no other vehicles nearby in the lane.   Read details...

The Adas problem

See attached document for complaint   Read details...


Electrical System related problems in other Tesla Model 3 model year vehicles:



Model 3 Service Bulletins
Model 3 Defect Investigations