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Home › Acura › 2019 › RDX Base, AWD › Repair and Diagnosis › Engine Performance › System › Engine Control System - DTC Diagnostics (P0300 - P1658) › DTC Troubleshooting › DTC P1549 › Confirmation Procedure

Confirmation Procedure

  1. Start the engine.
  2. Check under these conditions:
    • A/C off
    • Headlights off
    • Rear window defogger off
  3. Hold the engine speed at 3000 RPM without load (in P or N) for 1 minute.
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