Nissan Micra K11 silhouetteK11

DTC P1758 LINE PRESSURE CONTROL SOLENOID VALVE CIRCUIT

AT-7091spec table

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

TCM TERMINALS AND REFERENCE VALUE

TCM terminals — line pressure control solenoid valve

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

ON BOARD DIAGNOSIS LOGIC

Code P1758
LINE PRES SOL
Possible Causes
  • Harness or connectors (The solenoid circuit is open or shorted.)
  • Line pressure solenoid valve

DIAGNOSTIC TROUBLE CODE (DTC) CONFIRMATION PROCEDURE

After the repair, perform the following procedure to confirm that the malfunction is eliminated.

With CONSULT-II

DTC P1758 confirmation procedure (With CONSULT-II)

  1. 1
    Turn ignition switch "ON" and select "DATA MONITOR" mode for "ENGINE" with CONSULT-II. If the check result is NG, go to "Diagnostic Procedure", AT-7094.
    CONSULT-II 'DIAGNOSIS SYSTEM SELECTION' screen showing CVT and ENGINE selectable.
    SAT651J

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