Infiniti EX35. Manual — part 1556
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< ECU DIAGNOSIS >
BCM (BODY CONTROL MODULE)
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.
DTC Inspection Priority Chart
INFOID:0000000003769975
If some DTCs are displayed at the same time, perform inspections one by one based on the following priority
chart.
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 is 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 is 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 be-
comes normal
B2619: BCM
Inhibit engine cranking
1 second after the steering lock unit power supply output control in-
side BCM becomes normal
B261E: VEHICLE TYPE
Inhibit engine cranking
BCM initialization
B26E1: ENG STATE NO RECIV
Inhibit engine cranking
When any of the following conditions is fulfilled
• Power position changes to ACC
• Receives engine status signal (CAN)
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 fol-
lowing conditions is fulfilled
• Steering condition No. 1 signal: LOCK (0V)
• Steering condition No. 2 signal: LOCK (Battery voltage)
Display contents of CONSULT
Fail-safe
Cancellation
Priority
DTC
1
B2562: LOW VOLTAGE
2
• U1000: CAN COMM CIRCUIT
• U1010: CONTROL UNIT (CAN)
3
• B2190: NATS ANTENNA AMP
• B2191: DIFFERENCE OF KEY
• B2192: ID DISCORD BCM-ECM
• B2193: CHAIN OF BCM-ECM
BCM (BODY CONTROL MODULE)
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• B2013: ID DISCORD BCM-S/L
• B2014: CHAIN OF S/L-BCM
• B2553: IGNITION RELAY
• B2555: STOP LAMP
• B2556: PUSH-BTN IGN SW
• B2557: VEHICLE SPEED
• B2560: STARTER CONT RELAY
• B2601: SHIFT POSITION
• B2602: SHIFT POSITION
• B2603: SHIFT POSI STATUS
• B2604: PNP SW
• B2605: PNP SW
• B2606: S/L RELAY
• B2607: S/L RELAY
• B2608: STARTER RELAY
• B2609: S/L STATUS
• B260A: IGNITION RELAY
• B260B: STEERING LOCK UNIT
• B260C: STEERING LOCK UNIT
• B260D: STEERING LOCK UNIT
• B260F: ENG STATE SIG LOST
• B2612: S/L STATUS
• B2614: ACC RELAY CIRC
• B2615: BLOWER RELAY CIRC
• B2616: IGN RELAY CIRC
• B2617: STARTER RELAY CIRC
• B2618: BCM
• B2619: BCM
• B261A: PUSH-BTN IGN SW
• B261E: VEHICLE TYPE
• B26E1: ENG STATE NO RECIV
• B26E9: S/L STATUS
• B26EA: KEY REGISTRATION
• C1729: VHCL SPEED SIG ERR
• U0415: VEHICLE SPEED SIG
5
• C1704: LOW PRESSURE FL
• C1705: LOW PRESSURE FR
• C1706: LOW PRESSURE RR
• C1707: LOW PRESSURE RL
• C1708: [NO DATA] FL
• C1709: [NO DATA] FR
• C1710: [NO DATA] RR
• C1711: [NO DATA] RL
• C1712: [CHECKSUM ERR] FL
• C1713: [CHECKSUM ERR] FR
• C1714: [CHECKSUM ERR] RR
• C1715: [CHECKSUM ERR] RL
• C1716: [PRESSDATA ERR] FL
• C1717: [PRESSDATA ERR] FR
• C1718: [PRESSDATA ERR] RR
• C1719: [PRESSDATA ERR] RL
• C1720: [CODE ERR] FL
• C1721: [CODE ERR] FR
• C1722: [CODE ERR] RR
• C1723: [CODE ERR] RL
• C1724: [BATT VOLT LOW] FL
• C1725: [BATT VOLT LOW] FR
• C1726: [BATT VOLT LOW] RR
• C1727: [BATT VOLT LOW] RL
• C1734: CONTROL UNIT
6
• B2621: INSIDE ANTENNA
• B2622: INSIDE ANTENNA
• B2623: INSIDE ANTENNA
Priority
DTC
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< ECU DIAGNOSIS >
BCM (BODY CONTROL MODULE)
DTC Index
INFOID:0000000003769976
NOTE:
The details of time display are as follows.
• CRNT: A malfunction is detected now.
• PAST: A malfunction was detected in the past.
IGN counter is displayed on Freeze Frame Data. For details of Freeze Frame Data and IGN Counter, refer to
WW-13, "COMMON ITEM : CONSULT-III Function (BCM - COMMON ITEM)"
.
CONSULT display
Fail-safe
Freeze Frame
Data
Intelligent Key
warning lamp ON
Tire pressure
monitor warning
lamp ON
Reference
page
No DTC is detected.
further testing
may be required.
—
—
—
—
—
U1000: CAN COMM CIRCUIT
—
—
—
—
U1010: CONTROL UNIT (CAN)
—
—
—
—
U0415: VEHICLE SPEED SIG
—
—
—
—
B2013: ID DISCORD BCM-S/L
×
×
—
—
B2014: CHAIN OF S/L-BCM
×
×
—
—
B2190: NATS ANTENNA AMP
×
—
—
—
B2191: DIFFERENCE OF KEY
×
—
—
—
B2192: ID DISCORD BCM-ECM
×
—
—
—
B2193: CHAIN OF BCM-ECM
×
—
—
—
B2553: IGNITION RELAY
—
×
—
—
B2555: STOP LAMP
—
×
—
—
B2556: PUSH-BTN IGN SW
—
×
×
—
B2557: VEHICLE SPEED
×
×
×
—
B2560: STARTER CONT RELAY
×
×
×
—
B2562: LOW VOLTAGE
—
×
—
—
B2601: SHIFT POSITION
×
×
×
—
B2602: SHIFT POSITION
×
×
×
—
B2603: SHIFT POSI STATUS
×
×
×
—
B2604: PNP SW
×
×
×
—
B2605: PNP SW
×
×
×
—
B2606: S/L RELAY
×
×
×
—
B2607: S/L RELAY
×
×
×
—
B2608: STARTER RELAY
×
×
×
—
B2609: S/L STATUS
×
×
×
—
B260A: IGNITION RELAY
×
×
×
—
B260B: STEERING LOCK UNIT
—
×
×
—
B260C: STEERING LOCK UNIT
—
×
×
—
B260D: STEERING LOCK UNIT
—
×
×
—
B260F: ENG STATE SIG LOST
×
×
×
—
B2612: S/L STATUS
×
×
×
—
B2614: ACC RELAY CIRC
—
×
×
—
B2615: BLOWER RELAY CIRC
—
×
×
—
B2616: IGN RELAY CIRC
—
×
×
—
B2617: STARTER RELAY CIRC
×
×
×
—
BCM (BODY CONTROL MODULE)
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B2618: BCM
×
×
×
—
B2619: BCM
×
×
×
—
B261A: PUSH-BTN IGN SW
—
×
×
—
B261E: VEHICLE TYPE
×
×
×
(Turn ON for 15
seconds)
—
B2621: INSIDE ANTENNA
—
×
—
—
B2622: INSIDE ANTENNA
—
×
—
—
B2623: INSIDE ANTENNA
—
×
—
—
B26E1: ENG STATE NO RES
×
×
×
—
B26E9: S/L STATUS
×
×
×
(Turn ON for 15
seconds)
—
B26EA: KEY REGISTRATION
—
×
×
(Turn ON for 15
seconds)
—
C1704: LOW PRESSURE FL
—
—
—
×
C1705: LOW PRESSURE FR
—
—
—
×
C1706: LOW PRESSURE RR
—
—
—
×
C1707: LOW PRESSURE RL
—
—
—
×
C1708: [NO DATA] FL
—
—
—
×
C1709: [NO DATA] FR
—
—
—
×
C1710: [NO DATA] RR
—
—
—
×
C1711: [NO DATA] RL
—
—
—
×
C1712: [CHECKSUM ERR] FL
—
—
—
×
C1713: [CHECKSUM ERR] FR
—
—
—
×
C1714: [CHECKSUM ERR] RR
—
—
—
×
C1715: [CHECKSUM ERR] RL
—
—
—
×
C1716: [PRESSDATA ERR] FL
—
—
—
×
C1717: [PRESSDATA ERR] FR
—
—
—
×
C1718: [PRESSDATA ERR] RR
—
—
—
×
C1719: [PRESSDATA ERR] RL
—
—
—
×
C1720: [CODE ERR] FL
—
—
—
×
C1721: [CODE ERR] FR
—
—
—
×
C1722: [CODE ERR] RR
—
—
—
×
C1723: [CODE ERR] RL
—
—
—
×
C1724: [BATT VOLT LOW] FL
—
—
—
×
C1725: [BATT VOLT LOW] FR
—
—
—
×
C1726: [BATT VOLT LOW] RR
—
—
—
×
C1727: [BATT VOLT LOW] RL
—
—
—
×
C1729: VHCL SPEED SIG ERR
—
—
—
×
C1734: CONTROL UNIT
—
—
—
×
CONSULT display
Fail-safe
Freeze Frame
Data
Intelligent Key
warning lamp ON
Tire pressure
monitor warning
lamp ON
Reference
page
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