Nissan Sentra Service Manual: P1588 G Sensor

Nissan Sentra Service Manual / Transmission & driveline / Transaxle & transmission / CVT: RE0F11A / P1588 G Sensor

DTC Logic

DTC DETECTION LOGIC

DTC

CONSULT screen terms (Trouble diagnosis content)

DTC detection condition

Possible causes

P1588

G Sensor (Gravity Sensor Circuit)

When the following diagnosis conditions are satisfied and the detection conditions are satisfied twice in the same DC:

Diagnosis condition (1 second or more)

The rate of change in G sensor detection value (mV): Between −15 and +15 inclusive

Detection condition

The rate of change in acceleration/deceleration stays 0.2677 m/s2 (0.0273 G) or more/ −0.2677 m/s2 (−0.0273 G) or less at least for 5 seconds or more.

G sensor

NOTE:

DC stands for вЂњDRIVING CYCLEвЂќ and indicates a series of driving cycle of вЂњIgnition switch OFF → ON → driving → OFFвЂќ.

DTC CONFIRMATION PROCEDURE

CAUTION:

Be careful of the driving speed.

1.PREPARATION BEFORE WORK

If another вЂњDTC CONFIRMATION PROCEDUREвЂќ 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

With CONSULT

Start the engine.
Select вЂњData MonitorвЂќ in вЂњTRANSMISSIONвЂќ.
Select вЂњG SPEEDвЂќ.
Drive the vehicle.
Maintain the following conditions for 8 seconds or more.

Selector lever : вЂњDвЂќ position

G SPEED : 0.05 G or more

Stop the vehicle

CAUTION:

Never stop the engine.

Repeat steps 4 through 6.
Check the DTC.

Is вЂњP1588вЂќ detected? YES >> Go to TM-221, "Diagnosis Procedure".

NO >> INSPECTION END

Diagnosis Procedure

1.CHECK G SENSOR SIGNAL

With CONSULT

Park the vehicle on a level surface.
Turn ignition switch ON.
Select вЂњData MonitorвЂќ in вЂњTRANSMISSIONвЂќ.
Select вЂњG SEN SLOPEвЂќ.
Swing the vehicle and check if the value varies between −40.45% and 40.45%.

Is the inspection result normal?

Is the inspection result normal? YES >> GO TO 2.

NO >> GO TO 3.

2.CALIBRATION OF G SENSOR (PART 1)

With CONSULT

Select вЂњSelf Diagnostic ResultsвЂќ in вЂњTRANSMISSIONвЂќ.
Touch вЂњEraseвЂќ.

>> Perform вЂњCALIBRATION OF G SENSORвЂќ. Refer to TM-147, "Work Procedure".

3.Check g sensor

Remove G sensor. Refer to TM-265, "Removal and Installation".
Connect the all connectors.
Turn ignition switch ON
Check voltage between TCM connector terminal and ground.

force : Direction of gravitational
force

Is the inspection result normal?

Is the inspection result normal? YES >> GO TO 4.

NO >> Replace G sensor. Refer to TM-265, "Removal and Installation".

4.CALIBRATION OF G SENSOR (PART 2)

With CONSULT

Install G sensor. Refer to TM-265, "Removal and Installation".
Select вЂњSelf Diagnostic ResultsвЂќ in вЂњTRANSMISSIONвЂќ.
Touch вЂњEraseвЂќ.

>> Perform вЂњCALIBRATION OF G SENSORвЂќ. Refer to TM-147, "Work Procedure".

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