Nissan Rogue Service Manual: Compressor system symptoms
Symptom Table
Follow the next table and perform trouble diagnosis if there is a compressor unit malfunction (internal noise, insufficient cooling).
|
Symptom |
Inspection method |
Check list |
Result |
Action |
| Noise from compressor unit
When A/C is ON.
(rattling or rolling sound) |
Cooker system internal pressure | Check with manifold gauge | Both high- and lowpressure sides are high.*2 | Recharge with proper amount of refrigerant. |
| High/low-pressures hunt.*2 | Replace compressor only. | |||
| Check compressor oil condition. | Sample compressor oil and judge. | Refer to the criteria shown in compressor lubricant. | Judgment result 1: Replace
compressor only. Judgment result 2: Replace compressor and liquid tank. |
|
| Insufficient cooling*1 | Compressor body | Check rotation of compressor. If sized or stuck, sample compressor oil and judge. |
||
| Cooler system internal pressure | Check with a manifold gauge. Sample compressor oil and judge if the difference between high-pressure and low-pressure is small or if they are almost the same. |
|||
| Outlet air temperature rises temporarily while driving.*2 |
— |
— |
— |
Replace compressor only. |
*1: First conduct inspection according to trouble diagnosis for each
malfunction.
*2: Applicable to variable capacity compressor only.
Refrigeration system symptoms
Trouble Diagnosis For Unusual Pressure
Diagnose using a manifold gauge whenever system’s high and/or low side
pressure(s) is/are unusual. The
marker above the gauge scale in the following tables ...
Other materials:
Coil spring
Exploded View
Upper seat
Coil spring
Lower seat
Rubber washer (LH/RH)
Rear suspension arm
Front
Removal and Installation - FWD
REMOVAL
Remove the rear wheel and tire using power tool.
Remove the bolt and separate the rear wheel sensor from the wheel h ...
Basic inspection
DIAGNOSIS AND REPAIR WORKFLOW
Work Flow
OVERALL SEQUENCE
DETAILED FLOW
1.GET INFORMATION FOR SYMPTOM
Get detailed information from the customer about the symptom (the condition
and the environment when the
incident/malfunction occurred).
>> GO TO 2.
2.CONFIRM THE SYMPTOM
Try t ...
Diagnosis and repair work flow
Work Flow
NOTE:
“DTC” includes DTC at the 1st trip.
1.OBTAIN INFORMATION ABOUT SYMPTOM
Refer to TM-80, "Diagnostic Work Sheet" and interview the customer to obtain
the malfunction information
(conditions and environment when the malfunction occurred) as much as possible
when t ...
