Nissan Micra K11 silhouetteK11

DTC P1756 LINE PRESSURE CONTROL SENSOR FUNCTION

AT-7086spec table

Possible-cause cell shows only 'Line pressure solenoid valve' though the DTC name targets the sensor function; transcribed as printed.

Description

Line pressure is controlled by a signal sent from TCM to generate the line pressure necessary for torque transmission by steel belt. The pressure is returned from the line pressure control sensor to TCM, and it is regulated continuously to maintain the target oil pressure.

CONSULT-II REFERENCE VALUE IN DATA MONITOR MODE

CONSULT-II reference values — line pressure solenoid

LINE PRES SOL
ConditionVehicle is being driven.
SpecificationApprox. 0 - 1.0A
*LINE PRES SOL
ConditionVehicle is being driven.
SpecificationApprox. 0 - 1.0A

TCM TERMINALS AND REFERENCE VALUE

TCM terminals — line pressure control sensor / solenoid

6
Wire colorW/G
ItemLine pressure control solenoid valve
ConditionIgnition switch ON, engine running. "D" positions, and accelerator pedal and brake pedal released after driving.
Judgement standard (Approx.)4 - 6V
27
Wire colorB/R
ItemLine pressure control sensor
ConditionIgnition switch ON, engine running. When setting selector lever other position.
Judgement standard (Approx.)0.5V
27
Wire colorB/R
ItemLine pressure control sensor
ConditionIgnition switch ON, engine running. When setting selector lever "N" position.
Judgement standard (Approx.)1.8V
43
Wire colorW/B
ItemLine pressure control sensor (Ground)
Condition
Judgement standard (Approx.)

ON BOARD DIAGNOSIS LOGIC

Code P1756
L/PRESS CON/FNCTN
Possible Causes
  • Line pressure solenoid valve

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