DTC Logic
DTC DETECTION LOGIC
DTC | Trouble diagnosis name | DTC detection condition | Possible causes |
P285A | Clutch B pressure disengagement performance | The detection conditions continuously for 200
msec or more under the following diagnosis
conditions: - Diagnosis conditions - Selector lever: Other than "P", "R" and "N" positions - Vehicle speed: 10 km/h (6 MPH) or more - Engine speed: More than 550 rpm - Output speed: More than 300 rpm - Secondary pulley speed: More than 300 rpm - Command for the 1GR of auxiliary gearbox is in progress. - Auxiliary gearbox shifting is not in progress. - TCM power supply voltage: More than 11 V - Detection conditions - Acceleration/deceleration: Less than −0.05 G - Actual auxiliary gearbox gear ratio − Auxiliary gearbox 1GR ratio ≥ 50% |
- High clutch & reverse brake solenoid
valve - Control valve assembly |
The auxiliary gearbox gear ratio is +-10% or
less for the auxiliary gearbox 2GR ratio continuously
for 500 msec or more under the following
diagnosis conditions: - Diagnosis conditions - Selector lever: Other than "P", "R" and "N" positions - Accelerator pedal position: 0.7/8 or more - Engine speed: More than 550 rpm - Secondary pulley speed: More than 300 rpm - Output speed: More than 300 rpm - Command for the 1GR of auxiliary gearbox is in progress. - Auxiliary gearbox shifting is not in progress. - TCM power supply voltage: More than 11 V |
DTC CONFIRMATION PROCEDURE
CAUTION:
1.PREPARATION BEFORE WORK
If another "DTC CONFIRMATION PROCEDURE" occurs just before, turn ignition switch OFF and wait for at least 10 seconds, then perform the next test.
>> GO TO 2.
2.CHECK DTC DETECTION
Selector lever : "L" POSITION
Accelerator pedal position : 0.7/8 or more
Vehicle speed : 10 km/h (6 MPH) or more
Is "P285A" detected?
YES >> Go to TM "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis Procedure
1.CHECK INTERMITTENT INCIDENT
Refer to GI "Intermittent Incident".
Is the inspection result normal?
YES >> Replace transaxle assembly. Refer to TM "Removal and Installation".
NO >> Repair or replace malfunctioning parts.
DTC Logic DTC DETECTION LOGIC DTC Trouble diagnosis name DTC detection condition Possible causes P2859 Clutch A pressuren disengagement performance The detection co ...
Diagnosis Procedure 1.CHECK TCM POWER CIRCUIT (PART 1) Turn ignition switch OFF. Disconnect TCM connector. Check voltage between TCM harness connector terminals and ground. & ...
Reporting safety defects
For USA
If you believe that your vehicle has a defect
which could cause a crash or could
cause injury or death, you should immediately
inform the National Highway Traffic
Safety Administration (NHTSA) in addition
to notifying NISSAN.
If NHTSA receives similar complaints, it
may open an inv ...
Noise, vibration and harshness (NVH) troubleshooting
NVH troubleshooting Chart
Locate the area where noise occurs.
Confirm the type of noise.
Specify the operating condition of engine.
Check specified noise source
If necessary, repair or replace these parts.
Location
of noise
Type of
noise
Operating condition of
...