FixVault

DTC Troubleshooting Index

WARNING: This page is about a different car, the 2011 Acura TL, 2010 Acura TL, and 2009 Acura TL. However, it is still accessible from the selected car via links, so may be relevant.

AcuraLink Control Unit 

DTC TROUBLESHOOTING CHART

DTC Description DTC type Refer
B2240 XM antenna error Internal error (see DTC TROUBLESHOOTING )
B2248 HIP power supply abnormal (more than 16 V) Battery voltage (see DTC TROUBLESHOOTING )
B2249 HIP power supply abnormal (less than 9 V) Battery voltage (see DTC B2249: HIP POWER SUPPLY ABNORMAL (LESS THAN 9 V) )
U0100 F-CAN lost communication with PCM Loss of communication (see DTC U0100: F-CAN Lost Communication with ECM/PCM )
U0155 F-CAN lost communication with gauge control module Loss of communication (see DTC U0155: F-CAN Lost Communication with Gauge Control Module )
U1280 Communication bus line error (BUS-OFF) Loss of communication (see DTC U1280: COMMUNICATION BUS LINE ERROR (BUS-OFF) )
U128D AcuraLink control unit (XM receiver) lost B-CAN communication with gauge control module Loss of communication (see DTC U128D: AcuraLink Control Unit (XM Receiver) Lost B-CAN Communication with Gauge Control Module )