Nissan GT-R (R35) · Service Manual TRANSMISSION & DRIVELINE

P0775 CLUTCH B SOLENOID VALVE

TRANSMISSION: GR6Z30A

P0775

Description


  • The clutch B solenoid valve is installed on the front control module and controls the clutch B (a clutch for odd number gears and reverse) with the current signal from TCM.
  • The clutch B solenoid valve is an N/L type (normal low) in which no control oil pressure is built up when no current flows through the coil.

DTC Logic

 
 DTC DETECTION LOGIC

NOTE：
 If DTC P0700 is detected, first diagnose the DTC P0700 first. Refer to DTC Logic (GT-R certified NISSAN dealer).

DTC
 		Self-diagnosis name
 		DTC detection condition
 		Possible cause
P0775
 		Clutch B solenoid valve current
 		A DTC is set if the clutch B solenoid valve current value is less than 0.05 A when the clutch B solenoid valve target current value is more than 0.2 A.
  • Clutch B solenoid valve
  • Harness or connector
    (Open or short in the clutch B solenoid valve circuit)

 
 DTC CONFIRMATION PROCEDURE

 
 1.PREPARATION BEFORE OPERATION
 
 2.PERFORM DTC CONFIRMATION PROCEDURE

Diagnosis Procedure


 
 1.CHECK GROUND CONNECTION
 
 2.CHECK CLUTCH B SOLENOID VALVE CIRCUIT (PART 1)
 
 3.CHECK CLUTCH B SOLENOID VALVE CIRCUIT (PART 2)
 
 4.CHECK CLUTCH B SOLENOID VALVE
 
 5.CHECK HARNESS BETWEEN TCM AND TRANSMISSION (CLUTCH B SOLENOID VALVE) (PART 1)
 
 6.CHECK HARNESS BETWEEN TCM AND TRANSMISSION (CLUTCH B SOLENOID VALVE) (PART 2)
 
 7.CHECK INTERMITTENT INCIDENT

Component Inspection (Clutch B Solenoid Valve)


 
 1.CHECK CLUTCH B SOLENOID VALVE (PART 1)
 
 2.CHECK CLUTCH B SOLENOID VALVE (PART 2)