Nissan GT-R (R35) · Service Manual BODY EXTERIOR, DOORS, ROOF & VEHICLE SECURITY

P1614 CHAIN OF IMMU-KEY

INTELLIGENT KEY SYSTEM

P1614

Description


Performs ID verification through BCM and Intelligent Key when push-button ignition switch is pressed.
Prohibits the release of steering lock or start of engine when an unregistered ID of Intelligent Key is used.

DTC Logic

 
 DTC DETECTION LOGIC

DTC No.
 		Trouble diagnosis name
 		DTC detecting condition
 		Possible cause
P1614
 		CHAIN OF IMMU-KEY
 		Inactive communication between key slot and BCM.
  • Harness or connectors
    (The key slot circuit is open or shorted)
  • Key slot
  • BCM

 
 DTC CONFIRMATION PROCEDURE

 
 1.PERFORM DTC CONFIRMATION PROCEDURE 1
 
 2.PERFORM DTC CONFIRMATION PROCEDURE 2

Diagnosis Procedure


 
 1. INSPECTION START
 
 2.CHECK KEY SLOT INPUT SIGNAL
 
 3.CHECK KEY SLOT CIRCUIT
 
 4.CHECK PUSH-BUTTON IGNITION SWITCH OPERATION
 
 5.CHECK KEY SLOT COMMUNICATION SIGNAL
 
 6.CHECK KEY SLOT COMMUNICATION SIGNAL CIRCUIT
 
 7.CHECK KEY SLOT GROUND CIRCUIT
 
 8.CHECK INTERMITTENT INCIDENT