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Home >> Acura >> 2021 >> RDX Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTC Diagnostics (P1659 - U0047) >> DTC Troubleshooting >> DTC P1684 >> Confirmation Procedure
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Confirmation Procedure

1. Start the engine. Hold the engine speed at 3000 RPM without load (in P or N) until the radiator fan comes on, then let it idle for 2 minutes.

2. Turn the vehicle to the OFF (LOCK) mode, and wait 10 seconds.

3. Turn the vehicle to the ON mode.