General Information - VDOT A/C System

Use the symptom diagnostic procedures in order to diagnose any problems that may cause insufficient cooling:

Preliminary Checks
^ Inspect the A/C fuse. Replace the fuse as necessary.
^ Inspect the A/C blower operation. Repair the A/C blower as necessary.
^ Inspect the clutch coil electrical connection. Repair the connection as necessary.
^ Inspect for diagnostic codes. Repair as necessary.
^ Inspect the drive belt. Replace the drive belt if the drive belt is damaged.
^ Inspect the operation of the electric cooling fans. Repair the cooling fans as necessary.
^ Inspect the condenser for restricted air flow. Clean the condenser as necessary.
^ Inspect the system for any restrictions in the air flow.

The A/C system is operating properly if the discharge air temperature and compressor pressures are equal to those in the System Performance Test. A/C System Performance Test - HVAC System - Manual