FAIL-SAFE CONTROL BY DTC

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

Display contents of CONSULT
Fail‐safe
Cancellation
B2013: ID DISCORD BCM-S/L
Inhibit engine cranking
Erase DTC
B2014: CHAIN OF S/L-BCM
Inhibit engine cranking
Erase DTC
B2190: NATS ANTENNA AMP
Inhibit engine cranking
Erase DTC
B2191: DIFFERENCE OF KEY
Inhibit engine cranking
Erase DTC
B2192: ID DISCORD BCM-ECM
Inhibit engine cranking
Erase DTC
B2193: CHAIN OF BCM-ECM
Inhibit engine cranking
Erase DTC
B2195: ANTI SCANNING
Inhibit engine cranking
Ignition switch ON → OFF
B2557: VEHICLE SPEED
Inhibit steering lock
When normal vehicle speed signals are received from ABS actuator and electric unit (control unit) for 500 ms
B2560: STARTER CONT RELAY
Inhibit engine cranking
500 ms after the following CAN signal communication status becomes consistent
  • Starter control relay signal
  • Starter relay status signal
B2601: SHIFT POSITION
Inhibit steering lock
500 ms after the following signal reception status becomes consistent
  • Shift lever 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
  • Shift lever 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 the following BCM recognition conditions are fulfilled
  • Ignition switch is in the ON position
  • Shift lever P position switch signal: Except P position (battery voltage)
  • Shift lever P/N position signal: Except P and N positions (0 V)
B2604: PNP 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
    • Shift lever P/N position signal: P and N position (battery voltage)
    • P range signal or N range signal (CAN): ON
  • Status 2
    • Ignition switch is in the ON position
    • Shift lever P/N position signal: Except P and N positions (0 V)
    • P range signal and N range signal (CAN): OFF
B2605: PNP SW
Inhibit steering lock
500 ms after any of the following BCM recognition conditions are fulfilled
  • Ignition switch is in the ON position
    • Power position: IGN
    • Shift lever P/N position signal: Except P and N positions (0 V)
    • Interlock/PNP switch signal (CAN): OFF
  • Status 2
    • Ignition switch is in the ON position
    • Shift lever P/N position signal: P or N position (battery voltage)
    • PNP switch signal (CAN): ON
B2606: S/L RELAY
Inhibit engine cranking
500 ms after the following CAN signal communication status becomes consistent
  • Steering lock relay signal (Request signal)
  • Steering lock relay signal (Condition signal)
B2607: S/L RELAY
Inhibit engine cranking
500 ms after the following CAN signal communication status becomes consistent
  • Steering lock relay signal (Request signal)
  • Steering lock relay signal (Condition signal)
B2608: STARTER RELAY
Inhibit engine cranking
500 ms after the following signal communication status becomes consistent
  • Starter motor relay control signal
  • Starter relay status signal (CAN)
B2609: S/L STATUS
  • Inhibit engine cranking
  • 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
B260A: IGNITION RELAY
Inhibit engine cranking
500 ms after the following conditions are fulfilled
  • IGN relay (IPDM E/R) control signal: OFF (Battery voltage)
  • Ignition ON signal (CAN to IPDM E/R): OFF (Request signal)
  • Ignition ON signal (CAN from IPDM E/R): OFF (Condition signal)
B260F: ENG STATE SIG LOST
Maintains the power supply position attained at the time of DTC detection
When any of the following conditions are fulfilled
  • Power position changes to ACC
  • Receives engine status signal (CAN)
B2612: S/L STATUS
  • Inhibit engine cranking
  • 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)
B2617: STARTER RELAY CIRC
Inhibit engine cranking
1 second after the starter motor relay control inside BCM becomes normal
B2618: BCM
Inhibit engine cranking
1 second after the ignition relay (IPDM E/R) control inside BCM becomes normal
B2619: BCM
Inhibit engine cranking
1 second after the steering lock unit power supply output control inside BCM becomes normal
B261E: VEHICLE TYPE
Inhibit engine cranking
BCM initialization
B26E9: S/L STATUS
  • Inhibit engine cranking
  • Inhibit steering lock
When BCM transmits the LOCK request signal to steering lock unit, and receives LOCK response signal from steering lock unit, the following conditions are fulfilled
  • Steering condition No. 1 signal: LOCK (0 V)
  • Steering condition No. 2 signal: LOCK (Battery voltage)

 
 HIGH FLASHER OPERATION

BCM detects the turn signal lamp circuit status by the current value.
BCM increases the turn signal lamp blinking speed if the bulb or harness open is detected with the turn signal lamp operating.
NOTE:
The blinking speed is normal while activating the hazard warning lamp.