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Home >> Mitsubishi >> 2017 >> Lancer SE >> Repair and Diagnosis >> External Pages >> Different car >> Section 46 (Automatic Air Conditioning - With Diagnostics - Lancer) >> Automatic A/C Diagnosis >> Automatic Air Conditioning Troubleshooting Strategy

Automatic Air Conditioning Troubleshooting Strategy

WARNING: This page is about a different car, the 2015 Mitsubishi Lancer. However, it is still accessible from the selected car via links, so may be relevant.

Use these steps to plan your diagnostic strategy. If you follow them carefully, you will be sure that you have exhausted most of the possible ways to find a heater, air conditioning and ventilation fault.

  1. Gather information from the customer.
  2. Verify that the condition described by the customer exists.
  3. Find the malfunction by following the Symptom Chart.
  4. Verify malfunction is eliminated.
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