DTC 63: Millimeter Wave Radar Aiming Error

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 HOW TO CLEAR DTCS ).
Turn the ignition switch to ON (II), then wait for 10 seconds.
Watch the ACC indicator and CMBS indicator.
Do both indicators come on?

YES -Go to step 4.

NO -Intermittent failure, the system is OK at this time.
Check for DTCs with the HDS (see HOW TO CLEAR DTCS ).
Is DTC 63 indicated?

YES -Go to step 5.

NO -Troubleshoot the indicated DTC(s). If there are no DTCs, the system is OK at this time.
Remove the front grille (see FRONT BULKHEAD COVER REPLACEMENT ).
Check the installation of the millimeter wave radar and the main bracket.
Is the installation OK?

YES -Go to step 7.

NO -Reinstall or replace the part that has a problem, then go to step 7.
Aim the millimeter wave radar (see MILLIMETER WAVE RADAR AIMING ).
Test-drive the vehicle at 25 mph (40 km/h) or more, and press the MAIN switch ON.
With the ACC activated, test-drive the vehicle on a straight road at 25 mph (40 km/h) or more for 5 minutes or more.
Watch the ACC indicator and CMBS indicator.
Do both indicators come on?

YES -Go to step 11.

NO -The system is OK at this time.
Check for DTCs with the HDS (see HOW TO CLEAR DTCS ).

Is DTC 63 indicated?

YES -Check for loose or poor connections. If OK, replace the millimeter wave radar (see MILLIMETER WAVE RADAR REMOVAL/INSTALLATION ). After replacement, aim the millimeter wave radar (see MILLIMETER WAVE RADAR AIMING ).

NO -Troubleshoot the indicated DTC(s). If there are no DTCs, the system is OK at this time.