Mike's Workshop Manuals: Service manuals for every vehicle
Home >> Acura >> 2019 >> RDX Technology, AWD >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transaxle - DTC Diagnostics >> DTC Troubleshooting >> DTC P2820, P2821 >> Confirmation Procedure

Confirmation Procedure

1. Raise the vehicle on a lift. Make sure it is securely supported, and allow all four wheels to rotate freely.

2. Test-drive under these conditions:

DTC Test Condition
P2820
  • Start the engine, disable the VSA .
  • Run the vehicle in D position/mode, then slow down and stop the vehicle.
  • While pressing the brake pedal, shift the transmission to R position/mode.
P2821
  • Start the engine, disable the VSA , and warm it up until the ATF temperature reaches 32 deg.F (0 deg.C) or more.
  • Run the vehicle in 2nd gear with steady cruising with APP Sensor A (V) 1.4 V or lower.