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 ...
Other materials:
Vehicle information
Body exterior paint color
M = Metallic, S = Solid, 2S = Solid and Clear, 2P = 2-Coat Pearl, 3P = 3-Coat
Pearl, PM = Pearl Metallic, t = Primerless Diamond Clear
coat, Black is solvent based, all others are water based. ...
Basic inspection
Diagnosis and repair workflow
Work Flow
OVERALL SEQUENCE
DETAILED FLOW
1.OBTAIN INFORMATION ABOUT SYMPTOM
Interview the customer to obtain as much information as possible about the
conditions and environment under
which the malfunction occurred.
>> GO TO 2.
2.CHECK SYMPTOM
...
Diagnosis system (combination meter)
Description
COMBINATION METER SELF-DIAGNOSIS MODE
The information display, speedometer and tachometer can be checked in
self-diagnosis mode.
STARTING COMBINATION METER SELF-DIAGNOSIS MODE
NOTE:
Check combination meter power supply and ground circuits if
self-diagnosis mode does not star ...
