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

B210A STEERING LOCK CONDITION SWITCH

INTELLIGENT KEY SYSTEM

B210A

Description


There are 2 switches in the steering lock unit. IPDM E/R compares those 2 switches conditions to judge the present steering status and transmit the result to BCM via CAN communication.

DTC Logic

 
 DTC DETECTION LOGIC

NOTE：
 If DTC B210A is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to DTC Logic.

DTC No.
 		Trouble diagnosis name
 		DTC detecting condition
 		Possible cause
B210A
 		STRG LCK STATE SW
 		IPDM E/R detects the difference between steering condition switches 1 and 2 for 1 second
  • Harness or connectors
    [Steering lock unit circuit (BCM side) is open or shorted]
  • Harness or connectors
    [Steering lock unit circuit (IPDM E/R side) is open or shorted]
  • Steering lock unit
  • IPDM E/R

 
 DTC CONFIRMATION PROCEDURE

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

Diagnosis Procedure


 
 1.INSPECTION START
 
 2.CHECK BCM OUTPUT SIGNAL
 
 3.CHECK STEERING LOCK UNIT CIRCUIT-1
 
 4.CHECK IPDM E/R OUTPUT SIGNAL
 
 5.CHECK STEERING LOCK UNIT CIRCUIT-2
 
 6.CHECK BCM OUTPUT SIGNAL
 
 7.CHECK STEERING LOCK UNIT CIRCUIT-3
 
 8.CHECK IPDM E/R OUTPUT SIGNAL
 
 9.CHECK STEERING LOCK UNIT CIRCUIT-4