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HVAC System Troubleshooting & Testing: Overview Honda Civic IX

Automatic HVAC System 1 illustration ~157 words

Scheme 1

Scheme 1: How to Check for DTCs With the HDS
Scheme 1: How to Check for DTCs With the HDS
  1. Make sure the ignition switch is in LOCK (0).
  2. Connect the HDS to the DLC (A) located under the driver's side of the dashboard.
  3. Turn the ignition switch to ON (II).
  4. Make sure the HDS communicates with the vehicle and the climate control unit. If it does not, go to the DLC circuit troubleshooting See DLC CIRCUIT TROUBLESHOOTING (EXCEPT K24Z7) or DLC CIRCUIT TROUBLESHOOTING (K24Z7) .
  5. Select HVAC/CLIMATE CONTROL in the BODY ELECTRICAL menu.
  6. Select DTCs in the HVAC/CLIMATE CONTROL menu.
  7. 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 symptom troubleshooting. NOTE: After troubleshooting, clear the DTCs with the HDS. For specific operations, refer to the user's manual that came with the HDS.

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