DTC U0423: Invalid Data Received from PCM (Vehicle speed data)
WARNING: This page is about a different car, the 2013 Acura MDX, 2012 Acura MDX, 2011 Acura MDX, and 2010 Acura MDX. However, it is still accessible from the selected car via links, so may be relevant.
- Clear the DTCs with the HDS (see General Troubleshooting Information ).
- Start the engine, then wait at least 3 seconds.
- Test-drive the vehicle at 6 mph (10 km/h) or more.
- Check for DTCs with the HDS (see General Troubleshooting Information
).
Is DTC U0423 indicated?
YES -Troubleshoot the indicated PGM-PI system DTC(s). After troubleshooting, clear the DTC.
NO -Intermittent failure, the system is OK at this time.