Nissan Tiida C11. Instruction — part 1174
SEC-68
< ECU DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
BCM (BODY CONTROL MODULE)
Fail Safe
INFOID:0000000001404125
Fail-safe index
BCM performs fail-safe control when any DTC listed below is detected.
ALKIA1260GB
BCM (BODY CONTROL MODULE)
SEC-69
< ECU DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
REAR WIPER CONTROL
BCM detects a rear wiper stopping position according to a rear wiper auto stop signal.
When a rear wiper auto stop signal is in the condition listed below, BCM stops power supply to rear wiper after
rear wiper is activated for five seconds.
NOTE:
The above operation is repeated when operating the rear wiper switch one minute after the stop of the rear
wiper caused by Fail-safe.
TURN SIGNAL LAMP CONTROL
BCM detects the turn signal lamp circuit status from the terminal voltage.
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.
LIGHT & RAIN SENSOR MALFUNCTION DETECTION FUNCTION
BCM controls the following items when LIGHT & RAIN sensor has a malfunction.
Auto Light Control
Headlamp is turned ON.
Front Wiper Control
The condition just before the activation of Fail-safe is maintained until the front wiper switch is turned OFF.
DTC Inspection Priority Chart
INFOID:0000000001404126
DTC Index
INFOID:0000000001404127
NOTE:
Details of time display
• CRNT: Displays when there is a malfunction now or after returning to the normal condition until turning igni-
tion switch OFF
→
ON again.
Display contents of CONSULT
Fail-safe
Cancellation
B2190: NATS ANTENNA AMP
• Inhibits engine cranking
• Inhibits steering lock unlocking (Intelligent Key unit)
• Fuel cut (ECM)
Erase DTC
B2191: DIFFERENCE OF KEY
• Inhibits engine cranking
• Inhibits steering lock unlocking (Intelligent Key unit)
• Fuel cut (ECM)
Erase DTC
B2192: ID DISCORD BCM-ECM
Fuel cut (ECM)
Erase DTC
B2193: CHAIN OF BCM-ECM
Fuel cut (ECM)
Erase DTC
B2194: DISCORD BCM-I-KEY
• Inhibits engine cranking
• Inhibits steering lock unlocking (Intelligent Key unit)
• Fuel cut (ECM)
Erase DTC
Ignition switch
Rear wiper switch
Auto stop signal
ON
OFF
Rear wiper stop position signal cannot be
input 5 seconds.
ON
The signal does not change for 5 seconds.
Priority
DTC
1
• U1000: CAN COMM CIRCUIT
• U1010: CONTROL UNIT (CAN)
2
• B2190: NATS ANTENNA AMP
• B2191: DIFFERNCE OF KEY
• B2192: ID DISCORD BCM-ECM
• B2193: CHAIN OF BCM-ECM
• B2194: DISCORD BCM-I-KEY
SEC-70
< ECU DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
BCM (BODY CONTROL MODULE)
• PAST: Displays when there is a malfunction that is detected in the past and stored.
• 1 - 39: Displayed if any previous malfunction is present when current condition is normal. It increases like 1
→
2
→
3...38
→
39 after returning to the normal condition whenever ignition switch OFF
→
ON. The counter
remains at 39 even if the number of cycles exceeds it. It is counted from 1 again when turning ignition switch
OFF
→
ON after returning to the normal condition if the malfunction is detected again.
CONSULT display
TIME
Fail-safe
Refer to
No DTC is detected.
further testing
may be required.
—
—
—
—
U1000: CAN COMM CIRCUIT
0
1 - 39
—
XX-XX, "*****"
U1010: CONTROL UNIT (CAN)
0
1 - 39
—
XX-XX, "*****"
B2190: NATS ANTENNA AMP
CRNT
PAST
×
B2191: DIFFERENCE OF KEY
CRNT
PAST
×
B2192: ID DISCORD BCM-ECM
CRNT
PAST
×
B2193: CHAIN OF BCM-ECM
CRNT
PAST
×
B2194: DISCORD BCM-I-KEY
CRNT
PAST
×
INTELLIGENT KEY UNIT
SEC-71
< ECU DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
INTELLIGENT KEY UNIT
Reference Value
INFOID:0000000001404128
Fail Safe
INFOID:0000000001404132
DTC Inspection Priority Chart
INFOID:0000000001404133
If some DTCs are displayed at the same time, perform inspections one by one based on the following priority
chart.
DTC Index
INFOID:0000000001404134
NOTE:
Details of time display
• CRNT: Displays when there is a malfunction now or after returning to the normal condition until turning igni-
tion switch OFF
→
ON again.
• 1 - 39: Displayed if any previous malfunction is present when current condition is normal. It increases like 1
→
2
→
3...38
→
39 after returning to the normal condition whenever ignition switch OFF
→
ON. The counter
remains at 39 even if the number of cycles exceeds it. It is counted from 1 again when turning ignition switch
OFF
→
ON after returning to the normal condition if the malfunction is detected again.
Display contents of CONSULT-III
Fail-safe
Cancellation
B2013: STRG COMM 1
• Inhibits steering look unlocking
Erase DTC
B2552: INTELLIGENT KEY
• Inhibits steering look unlocking
• Inhibits engine cranking
(BCM)
• Fuel cut
(ECM)
Erase DTC
B2590: NATS MALFUNCTION
• Inhibits steering look unlocking
• Inhibits engine cranking
(BCM)
• Fuel cut
(ECM)
Erase DTC
Priority
DTC
1
• U1000: CAN COMM CIRCUIT
• U1010: CONTROL UNIT (CAN)
• B2552: INTELIGENT KEY
2
• B2013: STRG COMM 1
• B2590: NATS MALFUNCTION
CONSULT display
Detection condition
Fail-safe
Diagnosis
No DTC is detected.
further testing
may be required.
—
—
—
U1000: CAN COMM CIRCUIT
Intelligent Key unit cannot receive CAN communi-
cation signal continuously for 2 seconds or more.
—
Check CAN communi-
cation system.
Refer to
U1010: CONTROL UNIT (CAN)
Intelligent Key unit detects internal CAN communi-
cation circuit malfunction.
—
Replace Intelligent Key
unit.
B2013: STRG COMM 1
The ID verification result between Intelligent key
unit and steering lock unit are NG. Or Intelligent Key
unit cannot communicate with steering lock unit.
×
Perform steering lock
unit ID registration with
CONSULT-III
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