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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
P2823high severityPowertrain

Pressure Control Solenoid 'H' Control Circuit High

on 2020 Tesla Model 3 Performance Dual Motor AWD · AWD

What this code means

The control circuit for pressure control solenoid H is reading high voltage. This points to an open circuit or short to power affecting transmission pressure control.

Symptoms

  • Rough or missed shifts
  • Transmission fault warning
  • Reduced performance

Common causes

  • Open circuit in solenoid H wiring
  • Short to power source
  • Failed pressure control solenoid H
  • Corroded or loose connector

Diagnostic steps

  1. Read transmission trouble codes
  2. Inspect solenoid H harness and connector
  3. Check circuit for open or short to power
  4. Test and replace solenoid if faulty
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