Nissan Sentra B18 (2020-2025) Service Manual: Symptom Diagnosis. Noise, Vibration and Harshness (nvh) Troubleshooting
Noise, Vibration and Harshness (nvh) Troubleshooting
Nvh Troubleshooting Chart
NVH Troubleshooting Chart
Use the chart below to find the cause of the symptom. The numbers indicate the order of the inspection. If necessary, repair or replace these parts.
|
SUSPECTED PARTS (Possible cause) |
OIL (Oil level is low) |
OIL (Wrong oil) |
OIL (Oil level is high) |
GASKET (Damaged) |
OIL SEAL (Worn or damaged) |
O-RING (Worn or damaged) |
SHIFT CONTROL LINKAGE (Worn) |
SHIFT FORK (Worn) |
GEAR (Worn or damaged) |
BEARING (Worn or damaged) |
BAULK RING (Worn or damaged) |
INSERT SPRING (Damaged) |
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Reference |
Inspection |
Exploded View |
Inspection |
Exploded View |
Exploded View |
||||||||
|
Symptoms |
Noise |
1 |
2 |
3 |
3 |
||||||||
|
Oil leaks |
3 |
1 |
2 |
2 |
2 |
||||||||
|
Hard to shift or will not shift |
1 |
1 |
2 |
3 |
3 |
||||||||
|
Jumps out of gear |
1 |
2 |
2 |
||||||||||
Other materials:
Magnet Clutch
Component Function Check
Component Function Check
CHECK MAGNET CLUTCH OPERATION
Perform auto active test of IPDM E/R. Refer to CONSULT Function (IPDM E/R).
Does it operate normally?
YES >>
Inspection End.
NO > ...
Dtc/circuit Diagnosis. Position Switch
Position Switch
Back-Up Lamp Switch
Component Inspection
Component Inspection
CHECK BACK-UP LAMP SWITCH
Disconnect position switch harness connector.
Refer to Removal and Installation.
...
P1526 Vehicle Speed Sensor
Dtc Description
DTC Description
DTC DETECTION LOGIC
DTC
CONSULT screen terms
(Trouble diagnosis
content)
DTC detection
condition
...