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Fail-Safe Control By DTC

WARNING: This page is about a different car, the 2012 Infiniti M35h. However, it is still accessible from the selected car via links, so may be relevant.

BCM performs fail-safe control when any DTC are detected.

Display contents of CONSULT Fail-safe Cancellation
B2013: ID DISCORD BCM-S/L Inhibit setting the vehicle to READY When communication between BCM and steering lock unit are communicated normally.
B2014: CHAIN OF S/L-BCM Inhibit setting the vehicle to READY When communication between BCM and steering lock unit are communicated normally.
B2192: ID DISCORD BCM-ECM(1) Inhibit setting the vehicle to READY Erase DTC
B2193: CHAIN OF BCM-ECM(1) Inhibit setting the vehicle to READY Erase DTC
B2195: ANTI-SCANNING Inhibit setting the vehicle to READY Ignition switch ON → OFF
B2196: DONGLE NG Inhibit setting the vehicle to READY Erase DTC
B2198: NATS ANTENNA AMP Inhibit setting the vehicle to READY Erase DTC
B2557: VEHICLE SPEED Inhibit steering lock When the following CAN signal status (vehicle speed signal) becomes consistent
  • Vehicle speed signal (ABS)
  • Vehicle speed signal (Meter)
B2601: SHIFT POSITION Inhibit steering lock 500 ms after the following signal reception status becomes consistent
  • P position switch signal
  • P range signal (CAN)
B2602: SHIFT POSITION Inhibit steering lock 5 seconds after the following BCM recognition conditions are fulfilled
  • Ignition switch is in the ON position
  • P position switch signal: Except P position (battery voltage)
  • Vehicle speed: 4 km/h (2.5 MPH) or more
B2603: SHIFT POSI STATUS Inhibit steering lock 500 ms after any of the following BCM recognition conditions are fulfilled
  • Status 1
    • Ignition switch is in the ON position
    • P position switch signal: Except P position (12 V)
    • P/N position signal: Except P and N positions (0 V)
  • Status 2
    • Ignition switch is in the ON position
    • P position switch signal: P position (0 V)
    • P/N position signal: P or N positions (12 V)
B2604: PNP/CLUTCH SW Inhibit steering lock 500 ms after any of the following BCM recognition conditions are fulfilled
  • Status 1
    • Ignition switch is in the ON position
    • P/N position signal: P or N position (12 V)
    • Shift position signal (CAN): P or N position
  • Status 2
    • Ignition switch is in the ON position
    • P/N position signal: Except P and N positions (0 V)
    • Shift position signal (CAN): Except P and N position
B2609: S/L STATUS
  • Inhibit setting the vehicle to READY
  • Inhibit steering lock
 When the following steering lock conditions agree
  • BCM steering lock control status
  • Steering lock condition No. 1 signal status
  • Steering lock condition No. 2 signal status
B260B: STEERING LOCK UNIT Inhibit steering lock Erase DTC
B260D: STEERING LOCK UNIT Inhibit steering lock Erase DTC
B2612: S/L STATUS
  • Inhibit setting the vehicle to READY
  • Inhibit steering lock
 When any of the following conditions are fulfilled
  • Steering lock unit status signal (CAN) is received normally
  • The BCM steering lock control status matches the steering lock status recognized by the steering lock unit status signal (CAN from IPDM E/R)
B2619: BCM Inhibit setting the vehicle to READY 1 second after the steering lock unit power supply output control inside BCM becomes normal
B261E: VEHICLE TYPE
  • Inhibit setting the vehicle to READY
  • Inhibit steering lock
 When HPCM status signal (CAN) is received normally from HPCM
B26EF: STRG LCK RELAY OFF Inhibit setting the vehicle to READY When the following conditions are fulfilled
  • Steering lock relay signal (CAN): ON
  • Steering lock unit status signal (CAN): ON
B26F0: STRG LCK RELAY ON Inhibit setting the vehicle to READY When the following conditions are fulfilled
  • Steering lock relay signal (CAN): OFF
  • Steering lock unit status signal (CAN): OFF
B26F1: IGN RELAY OFF Inhibit setting the vehicle to READY When the following conditions are fulfilled
  • Ignition switch ON signal (CAN: Transmitted from BCM): ON
  • Ignition switch ON signal (CAN: Transmitted from IPDM E/R): ON
B26F2: IGN RELAY ON Inhibit setting the vehicle to READY When the following conditions are fulfilled
  • Ignition switch ON signal (CAN: Transmitted from BCM): OFF
  • Ignition switch ON signal (CAN: Transmitted from IPDM E/R): OFF
B26F7: BCM Inhibit setting the vehicle to READY by Intelligent Key system When room antenna and luggage room antenna functions normally
U0415: VEHICLE SPEED Inhibit steering lock When vehicle speed signal (Meter) (CAN) is received normally
(1) "ECM" is indicated on CONSULT display, however this means HPCM on this vehicle.
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