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Performance Test

Air Conditioning (A/C) System Performance Test

Step 1:




Step 2:




Step 3 - 7:




Step 8:




Test Description
The following test measures the A/C system under the following conditions:
- The current ambient air temperature
- The current ambient air humidity
- The high side pressure of the A/C system
- The low side pressure of the A/C system
- The temperature of the air being discharged into the passenger compartment

The numbers below refer to the step numbers on the diagnostic table.
1. This step determines if the A/C system has at least the minimum refrigerant charge operate the system without damage.
2. This step measures the performance of the A/C system.
3. This step is to allow for vehicle variations as well as high ambient temperatures.




A/C Performance Table Part 1:




A/C Performance Table Part 2:




A/C Performance Table




A/C Performance Table - With Rear A/C Part 1:




A/C Performance Table - With Rear A/C Part 2:




A/C Performance Table - with Rear A/C