Nissan Versa (N17): P1588 G Sensor

DTC Logic

DTC DETECTION LOGIC

DTC Trouble diagnosis name DTC detection condition Possible causes
P1588 G Sensor Circuit Range/Performance 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 +0.0273 G or more/−0.0273 or less at least for 5 seconds or more.

G sensor

NOTE: DC stands for "DRIVING CYCLE" and indicates a series of driving cycle of "Ignition switch OFF → ON → driving → OFF".

DTC CONFIRMATION PROCEDURE

CAUTION: Be careful of the driving speed.

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

With CONSULT

  1. Start the engine.
  2. Select "Data Monitor" in "TRANSMISSION".
  3. Select "G SPEED".
  4. Drive the vehicle.
  5. Maintain the following conditions for 10 seconds or more.
  6. Stop the vehicle.

    CAUTION: Never stop the engine.

  7. Repeat steps 4 through 6.
  8. Check the DTC.

Selector lever : "D" position

G SPEED : 0.05 G or more

Is "P1588" detected?

YES >> Go to TM "Diagnosis Procedure".

NO >> INSPECTION END

Diagnosis Procedure

1.CHECK G SENSOR SIGNAL

With CONSULT

  1. Park the vehicle on a level surface.
  2. Turn ignition switch ON.
  3. Select "Data Monitor" in "TRANSMISSION".
  4. Select "G SEN SLOPE".
  5. Swing the vehicle and check if value varies between −40.45% and 40.45%.   

Is the inspection result normal?

YES >> GO TO 2.

NO >> GO TO 3.

2.G SENSOR CALIBRATION (PART 1)

With CONSULT

  1. Select "Self Diagnostic Results" in "TRANSMISSION".
  2. Touch "Erase".

>> Perform "G SENSOR CALIBRATION". Refer to TM "Work Procedure".

3.CHECK G SENSOR

  1. Remove G sensor. TM "Removal and Installation".
  2. Connect the all connectors.
  3. Turn ignition switch ON.
  4. Check voltage between TCM harness connector terminal and ground.

: Direction of gravitational force

CHECK G SENSOR

CHECK G SENSOR

Is the inspection result normal?

YES >> GO TO 4.

NO >> Replace G sensor.TM "Removal and Installation".

4.G SENSOR CALIBRATION (PART 2)

With CONSULT

  1. Install G sensor. TM "Removal and Installation".
  2. Select "Self Diagnostic Results" in "TRANSMISSION".
  3. Touch "Erase".

>> Perform "G SENSOR CALIBRATION". Refer to TM "Work Procedure".

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