Nissan Sentra Service Manual: Performance test
Inspection
INSPECTION PROCEDURE
- Connect recovery/recycling/recharging equipment (for HFC-134a) or manifold gauge.
- Start the engine, and set to the following condition.
Test condition
- Maintain test condition until A/C system becomes stable. (Approximately 10 minutes)
- Check that test results of “recirculating-to-discharge air temperature” and “ambient air temperature-tooperating pressure” are within the specified value.
- When test results are within the specified value, inspection is
complete.
If any of test result is out of the specified value, perform diagnosis by gauge pressure. Refer to HA-18, "Symptom Table".
Recirculating-to-discharge air temperature table
Ambient air temperature-to-operating pressure table
OIL
Description
MAINTENANCE OF OIL LEVEL
The compressor oil is circulating in the system together with the
refrigerant. It is necessary to fill compressor
with oil when replacing A/C system parts or ...
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DTC detecting condition
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A)
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