DTC B18A5: Left BSI Radar Unit Temperature High

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.

NOTE: It is usually difficult to duplicate this DTC.

Check for DTCs with the HDS (see General Troubleshooting Information .
Is DTC B18A5 indicated?

YES -Go to step 2.

NO -Intermittent failure, the system is OK at this time.
Check the exhaust system and heat shields for alternations and malfunctions.
Are all parts OK?

YES -Intermittent failure due to temporary high temperature around the BSI radar unit, the system is OK at this time. Clear the DTCs.

NO -Repair faulty part.