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2020 TESLA MODEL 3
Performance Dual Motor AWD•AWD•AUTOMATIC•ev
21 active safety recalls on this vehicle — view recalls
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Repairs0Labor317Torque4746Fluid5DTC1479Battery1Maintenance0Recalls21
P0199low severityPowertrain

Engine Oil Temperature Sensor Circuit Intermittent

on 2020 Tesla Model 3 Performance Dual Motor AWD · AWD

What this code means

The engine oil temperature sensor signal is dropping out intermittently. Usually caused by a loose connection or damaged wiring.

Symptoms

  • Check engine light on
  • Intermittent shift issues
  • Erratic temperature reading

Common causes

  • Loose or corroded connector
  • Damaged sensor wiring
  • Failing oil temperature sensor
  • Faulty PCM

Diagnostic steps

  1. Retrieve stored codes
  2. Inspect connector and harness
  3. Wiggle-test wiring while watching signal
  4. Replace sensor if it drops out
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Other Powertrain codes on this vehicle

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🔧 Database maintained under the daily editorial review of Chris Hackleman · Master Technician · 20+ years. Spot an error? Use the Help link above — a human reads every report.
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