Did the VDOT System Performance Test refer further diagnosis to the VDOT Refrigerant Charge?

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Go to Step 2

Go to the System Performance Test

1. Turn the ignition OFF.
2. Connect the A/C gages.

Are the high and low side pressures approximately equal to the specified value?

345 kPa (50 psi)

Go to VDOT A/C System Diagnosis

Go to Step 3

Are the high and low side pressures above the specified value ?

345 kPa (50 psi)

System OK

Go to Step 4

1. Add 0.5 kg (1 lb) of R-134a.
2. Inspect th system for leaks. Refer to Leak Testing .

Is there a leak?

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Go to Step 6

Go to Step 5

Are the high and low side pressures between the specified value ?

207-345 kPa (30-50 psi)

System OK

Go to Step 6

Repair the leak.

Is the repair complete?

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Go to Step 7

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Evacuate and charge the A/C system. Refer to Refrigerant Recovery and Recharging .

Are the high and low side pressures above the value specified?

345 kPa (50 psi)

System OK

Go to VDOT A/C System Diagnosis