How to Check for DTCs with the HDS

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.

Make sure the ignition switch is in LOCK (0), or the vehicle ignition is in the OFF mode
Connect the HDS to the data link connector (DLC) (A) located under the driver's side of the dashboard

Fig 1: Identifying Data Link Connector
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Turn the ignition switch to ON (II), or press the engine start/stop button to select the ON mode
Make sure the HDS communicates with the vehicle and the climate control unit If it doesn't, troubleshoot the DLC circuit (see DLC CIRCUIT TROUBLESHOOTING )
Select HVAC/CLIMATE CONTROL in the BODY ELECTRICAL menu
Select DTCs in the HVAC/CLIMATE CONTROL menu
Check for DTCs If any DTCs are indicated, write down the DTCs, then go to the indicated DTC troubleshooting If no DTCs are indicated, do all system scan, then refer to to SYMPTOM TROUBLESHOOTING INDEX .

NOTE:

After troubleshooting, clear the DTCs with the HDS
For specific operations, refer to the user's manual that came with the HDS