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Home >> Suzuki >> 1993 >> Sidekick JS, 4D Utility >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> General Servicing >> A/C System General Diagnostic Procedures >> Preparation For Testing
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Preparation For Testing

NOTE: Diagnosis is an important first step in A/C system servicing. To save time and effort, systems should be carefully checked to identify the causes of poor performance. By using the following diagnostic charts, defective components or system problems can be quickly located. To identify problems that are specific to one system, refer to the repair section of this manual. The charts in this section apply to all systems.
  1. Attach Low and High pressure gauges.
  2. Start engine and allow to warm up.
  3. Set system to COOL and blower to HIGH.
  4. Open car doors and hood.
  5. Run engine at fast idle for 2-3 minutes.
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