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Home >> Acura >> 2009 >> TL Base >> Repair and Diagnosis >> Steering >> Power Steering >> Power Steering System >> EPS Components >> General Troubleshooting Information >> How to Retrieve DTCs
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How to Retrieve DTCs

  1. With the ignition switch in LOCK(O), or the engine start/stop button in select the OFF mode, connect the HDS to the data link connector (DLC) under the driver's side of the dashboard
  2. Turn the ignition switch to ON (II), or press the engine start/stop button to select the ON mode
  3. Make sure the HDS communicates with the vehicle and the EPS control unit If it doesn't troubleshoot the DLC circuit (see DLC CIRCUIT TROUBLESHOOTING )
  4. Follow the prompts on the HDS to display the DTC(s) on the screen After determining the DTC, refer to the DTC TROUBLESHOOTING  Do the all systems DTC check, and troubleshoot any powertrain DTCs first
  5. Turn the ignition switch to LOCK (0), or press the engine start/stop button to select the OFF mode
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