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

P0770 SEQUENCE SOLENOID VALVE

TRANSMISSION: GR6Z30A

P0770

Description


  • The sequence solenoid valve is installed on the actuator control module and switches the oil passages for operating the low speed gear sleeve (sleeve A2 and sleeve B1) and for operating the high speed gear sleeve (sleeve A1 and sleeve B2).
  • The sequence solenoid valve is a ON/OFF type solenoid valve.

DTC Logic

 
 DTC DETECTION LOGIC

DTC
 		Self-diagnosis name
 		DTC detection condition
 		Possible cause
P0770
 		Sequence solenoid valve output
  • A DTC is set if the sequence solenoid valve monitor value is ON when the sequence solenoid valve command value is OFF.
  • A DTC is set if the sequence solenoid valve monitor value is OFF when the sequence solenoid valve command value is ON.
  • Sequence solenoid valve
  • Harness or connector
    (Open or short in the sequence solenoid valve circuit)

 
 DTC CONFIRMATION PROCEDURE

■ CAUTION ■
 Be careful of the driving speed.
 
 1.PREPARATION BEFORE OPERATION
 
 2.PERFORM DTC CONFIRMATION PROCEDURE (PART 1)
 
 3.PERFORM DTC CONFIRMATION PROCEDURE (PART 2)

Diagnosis Procedure


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

Component Inspection (Sequence Solenoid Valve)


 
 1.CHECK SEQUENCE SOLENOID VALVE