Reading Diagnostic Trouble Codes
How to Retrieve DTCsHDS (Honda Diagnostic System) Method
1. With the ignition switch OFF, connect the HDS to the 16P data link connector (DLC) (A) located under the driver's side of the dashboard.
2. Turn the ignition switch ON (II).
3. For '06 model; make sure the HDS communicates with the vehicle and the EPS control unit. If it doesn't, troubleshoot the DLC circuit.
4. Follow the prompts on the HDS to display the DTC(s) on the screen. After determining the DTC, refer to the DTC Troubleshooting. Diagnostic Trouble Code Descriptions
NOTE: See the HDS Help menu for specific instructions.
Service Check Signal Circuit Method (Flash codes)
1. With the ignition switch OFF, connect the HDS to the 16P data link connector (DLC) (A) located under the driver's side of the dashboard.
2. Turn the ignition switch ON (II).
3. For '06 model; make sure the HDS communicates with the vehicle and the EPS control unit. If it doesn't, troubleshoot the DLC circuit.
4. Turn the ignition switch OFF.
5. Short the SCS circuit to body ground using the HDS.
6. Turn the ignition switch ON (II).
7. The blinking frequency indicates the DTC. DTCs are indicated by a series of long and short blinks. Add the long and short blinks together to determine the DTC. After determining the DTC, refer to the DTC troubleshooting. Diagnostic Trouble Code Descriptions
The system will not indicate the DTC unless these conditions are met:
^ Set the front wheels in the straight ahead driving position.
^ The ignition switch is turned ON (II).
^ The engine is stopped.
^ The SCS circuit is shorted to body ground before the ignition switch is turned ON (II).
8. Turn the ignition switch OFF.
9. Disconnect the HDS from the DLC.