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:
Parking brake
WARNING
Be sure the parking brake is fully released
before driving. Failure to do so
can cause brake failure and lead to an
accident.
Do not release the parking brake from
outside the vehicle.
Do not use the shift lever in place of the
parking ...
Key switch signal circuit (without intelligent key)
Description
Transmits a key switch signal to the BCM.
Component Function Check
1. CHECK BCM INPUT SIGNAL
Select "Data Monitor" for "BCM" and check the "KEY ON SW" monitor value.
Is the inspection result normal?
YES >> Inspection End.
NO >> Refer ...
FM/AM radio with compact disc (CD) player
(if so equipped)
FM/AM radio with compact disc (CD) player
CD eject button
CD button
Display screen
CD insert slot
SEEK button
SCAN button
TRACK button
BACK button
iPod MENU button
TUNE/FOLDER knob, ENTER/SETTING
button
Sta ...
