Nissan Qashqai (2007-2010). Manual — part 1098
BCM (BODY CONTROL MODULE)
DLK-471
< ECU DIAGNOSIS >
[WITH I-KEY & SUPER LOCK]
C
D
E
F
G
H
I
J
L
M
A
B
DLK
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:0000000001097296
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
B2195: ANTI SCANNING
• Inhibits engine cranking
• Inhibits steering lock unlocking (Intelligent Key unit)
• Fuel cut (ECM)
Erase DTC
B2196: DONGLE NG
• 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.
DLK-472
< ECU DIAGNOSIS >
[WITH I-KEY & SUPER LOCK]
BCM (BODY CONTROL MODULE)
DTC Index
INFOID:0000000001097297
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.
• 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.
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
• B2195: ANTI SCANNING
• B2196: DONGLE NG
CONSULT display
TIME
Fail-safe
Refer to
No DTC is detected.
further testing
may be required.
—
—
—
—
U1000: CAN COMM CIRCUIT
0
1 - 39
—
U1010: CONTROL UNIT (CAN)
0
1 - 39
—
B2190: NATS ANTENNA AMP
CRNT
PAST
×
• Without Intelligent Key system
B2191: DIFFERENCE OF KEY
CRNT
PAST
×
• Without Intelligent Key system
B2192: ID DISCORD BCM-ECM
CRNT
PAST
×
• Without Intelligent Key system
B2193: CHAIN OF BCM-ECM
CRNT
PAST
×
• Without Intelligent Key system
B2194: DISCORD BCM-I-KEY
CRNT
PAST
×
B2195: ANTI SCANNING
CRNT
PAST
×
• Without Intelligent Key system
B2196: DONGLE NG
CRNT
PAST
×
DOOR LOCK FUNCTION SYMPTOMS
DLK-473
< SYMPTOM DIAGNOSIS >
[WITH I-KEY & SUPER LOCK]
C
D
E
F
G
H
I
J
L
M
A
B
DLK
N
O
P
SYMPTOM DIAGNOSIS
DOOR LOCK FUNCTION SYMPTOMS
DOOR LOCK AND UNLOCK SWITCH
DOOR LOCK AND UNLOCK SWITCH : Symptom Table
INFOID:0000000001109309
DOOR LOCK AND UNLOCK SWITCH OPERATION MALFUNCTION
NOTE:
• Before performing the diagnosis in the following table, check “Work Flow”. Refer to
• Check that vehicle is under the condition shown in “Conditions of vehicle” before starting diagnosis, and
check each symptom.
• If the following symptoms are detected, check systems shown in the “Diagnosis/service procedure” column
in this order.
Conditions of Vehicle (Operating Conditions)
• Except driver side, doors are closed.
• Super lock is not in set state.
• Passenger side door is not in anti-hijack state.
• Doors are not locked by Intelligent Key or door request switch.
Symptom Table
INTELLIGENT KEY
INTELLIGENT KEY : Symptom Table
INFOID:0000000001109310
INTELLIGENT KEY OPERATION MALFUNCTION
NOTE:
• Before performing the diagnosis in the following table, check “WORK FLOW”. Refer to
Symptom
Diagnosis/service procedure
Reference
page
Door lock and unlock function does not oper-
ate with door lock and unlock switch.
1.
Check BCM power supply and ground circuit.
2.
Check door lock and unlock switch.
3.
Check door switch.
Passenger side
Rear LH
Rear RH
Back door
4.
Check intermittent incident.
Specific door lock does not operate properly.
1.
Check door lock actuator.
Driver side
Passenger side
Rear LH
Rear RH
2.
Check intermittent incident.
Specific door does not open from inside the ve-
hicle.
1.
Check super lock actuator.
Driver side
Passenger side
Rear LH
Rear RH
2.
Check intermittent incident.
Rear LH and RH door lock actuator does not
operate.
1.
Check passenger side anti-hijack relay.
2.
Check intermittent incident.
DLK-474
< SYMPTOM DIAGNOSIS >
[WITH I-KEY & SUPER LOCK]
DOOR LOCK FUNCTION SYMPTOMS
• Check that vehicle is under the condition shown in “Conditions of vehicle” before starting diagnosis, and
check each symptom.
• If the following symptoms are detected, check systems shown in the “Diagnosis/service procedure” column
in this order.
Conditions of Vehicle (Operating Conditions)
• Door lock and unlock switch operations are normal.
• Emergency key is removed from ignition key cylinder.
• All doors are closed.
• Ignition knob is not pressed.
• No Intelligent keys are inside the vehicle.
Symptom Table
DOOR REQUEST SWITCH
DOOR REQUEST SWITCH : Symptom Table
INFOID:0000000001109311
DOOR REQUEST SWITCH OPERATION MALFUNCTION
NOTE:
• Before performing the diagnosis in the following table, check “Work Flow”. Refer to
• Check that vehicle is under the condition shown in “Conditions of vehicle” before starting diagnosis, and
check each symptom.
• If the following symptoms are detected, check systems shown in the “Diagnosis/service procedure” column
in this order.
Conditions of Vehicle (Operating Conditions)
• Intelligent Key operation is normal.
• “LOCK/UNLOCK BY I-KEY” is ON when setting on CONSULT-III.
• Emergency key is removed from ignition key cylinder.
• Ignition switch is in OFF position.
• No Intelligent Keys are inside the vehicle.
Symptom Table
Symptom
Diagnosis/service procedure
Reference
page
All of the Intelligent Key functions do not
operate.
1.
Check Intelligent Key unit power supply and ground circuit.
2.
Check driver side door switch.
3.
Check key switch.
4.
Check ignition knob switch.
5.
Check Intelligent Key battery.
6.
Check intermittent incident.
Specific door does not operate properly.
1.
Check door lock actuator.
Driver side
Passenger
side
Rear LH
Rear RH
2.
Check intermittent incident.
Anti-hijack function does not operate by In-
telligent Key.
1.
Check “SELECTIVE UNLOCK FUNCTION” setting in “WORK
SUPPORT”.
2.
Check intermittent incident.
Symptom
Diagnosis/service procedure
Reference
page
Door lock and unlock do not operate by door
request switch.
1.
Check “LOCK/UNLOCK BY I-KEY” setting in “WORK
SUPPORT”.
2.
Check intermittent incident.
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