2011 INFINITI QX56 Factory Service Manual

brake pads replacement climate control gas mileage adblue reset fuel fill door release park assist

Page 1209 of 5598

INFINITI QX56 2011 Factory Service Manual
DAS-244
< ECU DIAGNOSIS INFORMATION >[FCW]
ADAS CONTROL UNIT
DTC Index
INFOID:0000000006223685
NOTE:
The details of time display are as per the following.
4 C1A01: POWER SUPPLY CIR
C1A02: POWER

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INFINITI QX56 2011 Factory Service Manual
DAS
ADAS CONTROL UNITDAS-245
< ECU DIAGNOSIS INFORMATION > [FCW]
C
D
E
F
G H
I
J
K L
M B
N P A
- CRNT: A malfunction is detected now
- PAST: A malfunction was detected in the past
IGN counter is di

DAS
ADAS CONTROL UNITDAS-245
< ECU DIAGNOSIS INFORMATION > [FCW]
C
D
E
F
G H
I
J
K L
M B
N P A
- CRNT: A malfunction is detected now
- PAST: A malfunction was detected in the past
IGN counter is displayed on FFD (Freeze Frame Data).
- 0: The malfunctions that are detected now CAN communication system (U1000, U1010)
- 1 - 39: It increases like 0 → 1 → 2 ··· 38 → 39 after returning to the normal condition whenever the ignition
switch OFF → ON. It returns to 0 when a malfunc tion is detected again in the process.
- If it is over 39, it is fixed to 39 unt il the self-diagnosis results are erased.
Other than CAN communication s ystem (Other than U1000, U1010)
- 1 - 49: It increases like 0 → 1 → 2 ··· 38 → 49 after returning to the normal condition whenever the ignition
switch OFF → ON. It returns to 0 when a malfunc tion is detected again in the process.
- If it is over 49, it is fixed to 49 unt il the self-diagnosis results are erased.
Systems for fail-safe
A: Vehicle-to-vehicle distance control mode
B: Conventional (fixed speed) cruise control mode
C: Intelligent Brake Assist (IBA)
D: Forward Collision Warning (FCW)
E: Distance Control Assist (DCA)
F: Lane Departure Warning (LDW)/Lane Departure Prevention (LDP)
G: Blind Spot Warning (BSW)
DTC
CONSULT-III display Warning lamp Fail-safe
Reference
CONSULT-III On board
display
ICC system warning lamp
IBA OFF indicator lamp
Lane departure warning lamp BSW warning lamp
System
C1A00 0 CONTROL UNIT ON ON ON ON A, B, C, D, E, F, G DAS-57
C1A01 1 POWER SUPPLY CIR ON ON ON ON A, B, C, D, E, F, GDAS-58
C1A02 2 POWER SUPPLY CIR 2 ON ON ON ON A, B, C, D, E, F, GDAS-58
C1A03 3 VHCL SPEED SE CIRC ON ON ON ON A, B, C, D, E, F, GCCS-87
C1A04 4 ABS/TCS/VDC CIRC ON ON ON A, B, C, D, E, FCCS-89
C1A05 5 BRAKE SW/STOP L SW ON ON ON A, B, C, D, E, FCCS-90
C1A06 6 OPERATION SW CIRC ON ON A, B, E, FCCS-94
C1A12 12LASER BEAM OFFCN-
TR ON ON A, C, D, E
CCS-96
C1A13 13 STOP LAMP RLY FIX ON ON A, B, C, D, E CCS-97
C1A14 14 ECM CIRCUIT ON ON A, B, E, FCCS-103
C1A15 15 GEAR POSITION ON ON ON ON A, B, C, D, E, F, GCCS-104
C1A16 16 RADAR STAIN ON ON A, C, D, ECCS-106
C1A17 17 ICC SENSOR MALF ON ON A, B, C, D, ECCS-108
C1A18 18 LASER AIMING INCMP ON ON A, C, D, ECCS-109
C1A21 21ICC SENSOR HIGH
TEMP ON ON A, B, C, D, E
CCS-111
C1A24 24 NP RANGE ON ON ON ON A, B, C, D, E, F, G CCS-113
C1A26 26 ECD MODE MALF ON ON A, B, C, D, ECCS-115
C1A27 27 ECD PWR SUPLY CIR ON ON A, B, C, D, ECCS-116
C1A33 33CAN TRANSMISSION
ERR ON A, B, E
CCS-118
Revision: 2010 May2011 QX56

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INFINITI QX56 2011 Factory Service Manual
DAS-246
< ECU DIAGNOSIS INFORMATION >[FCW]
ADAS CONTROL UNIT
C1A34 34 COMMAND ERROR ON A, B, E
CCS-119
C1A35 35 APA CIR ON A, ECCS-120
C1A36 36 APA CAN COMM CIR ON A, ECCS-121
C1A37 133 APA CAN CIR

Page 1212 of 5598

INFINITI QX56 2011 Factory Service Manual
DAS
ADAS CONTROL UNITDAS-247
< ECU DIAGNOSIS INFORMATION > [FCW]
C
D
E
F
G H
I
J
K L
M B
N P A
NOTE:
With the detection of “U1000” some syst ems do not perform the fail-safe operation.
A system c

DAS
ADAS CONTROL UNITDAS-247
< ECU DIAGNOSIS INFORMATION > [FCW]
C
D
E
F
G H
I
J
K L
M B
N P A
NOTE:
With the detection of “U1000” some syst ems do not perform the fail-safe operation.
A system controlling based on a signal received from the control unit performs fail-safe operation when the
communication with the ADAS control unit becomes inoperable.
U1500 145 CAM CAN CIR 2 ON F DAS-381
U1501 146 CAM CAN CIR 1 ON FDAS-382
U1502 147ICC SEN CAN COMM
CIR ON ON A, B, C, D, E
CCS-152
U1503 150 SIDE RDR L CAN CIR 2 ON G DAS-502
U1504 151 SIDE RDR L CAN CIR 1 ON GDAS-503
U1505 152 SIDE RDR R CAN CIR 2 ON GDAS-504
U1506 153 SIDE RDR R CAN CIR 1 ON GDAS-505
U1507 154LOST COMM (SIDE
RDR R) ON G
DAS-506
U1508 155LOST COMM (SIDE
RDR L) ON G
DAS-507
U150B 157 ECM CAN CIRC 3 ON ON ON A, B, E, F, G CCS-148
U150C 158 VDC CAN CIRC 3 ON ON ON ON A, B, C, D, E, F, G CCS-149
U150D 159 TCM CAN CIRC 3 ON ON ON ON A, B, C, D, E, F, GCCS-150
U150E 160 BCM CAN CIRC 3 ON ON ON A, B, E, F, GCCS-151
U150F 161 AV CAN CIRC 3 DAS-61
U1512 162 HVAC CAN CIRC3 ON FDAS-383
U1513 163 METER CAN CIRC 3 ON ON ON ON A, B, C, D, E, F, GCCS-153
U1514 164 STRG SEN CAN CIRC 3 ON ON ON A, B, C, D, E, GCCS-154
U1515 165 ICC SENSOR CAN
CIRC 3 ON ON A, B, C, D, E
CCS-155
U1516 166 CAM CAN CIRC 3 ON F DAS-385
U1517 167 APA CAN CIRC 3 ON A, B, ECCS-156
U1518 168 SIDE RDR L CAN CIRC 3 ON G DAS-510
U1519 169SIDE RDR R CAN CIRC
3 ON G
DAS-511
U1520 176 4WD CAN CIRC 3 ON ON ON A, B, C, D, E, F CCS-157
Systems for fail-safe
A: Vehicle-to-vehicle distance control mode
B: Conventional (fixed speed) cruise control mode
C: Intelligent Brake Assist (IBA)
D: Forward Collision Warning (FCW)
E: Distance Control Assist (DCA)
F: Lane Departure Warning (LDW)/Lane Departure Prevention (LDP)
G: Blind Spot Warning (BSW)
DTC
CONSULT-III display Warning lamp Fail-safe
Reference
CONSULT-III On board
display
ICC system warning lamp
IBA OFF indicator lamp
Lane departure warning lamp BSW warning lamp
System
Revision: 2010 May2011 QX56

Page 1213 of 5598

INFINITI QX56 2011 Factory Service Manual
DAS-248
< ECU DIAGNOSIS INFORMATION >[FCW]
ICC SENSOR
ICC SENSOR
Reference ValueINFOID:0000000006228180
VALUES ON THE DIAGNOSIS TOOL
TERMINAL LAYOUT
PHYSICAL VALUES
Monitor item Condition Value/Statu

Page 1214 of 5598

INFINITI QX56 2011 Factory Service Manual
DAS
ICC SENSORDAS-249
< ECU DIAGNOSIS INFORMATION > [FCW]
C
D
E
F
G H
I
J
K L
M B
N P A
Fail-safeINFOID:0000000006228181
If a malfunction occurs in the ICC sensor, ADAS cont rol unit cancels control,

DAS
ICC SENSORDAS-249
< ECU DIAGNOSIS INFORMATION > [FCW]
C
D
E
F
G H
I
J
K L
M B
N P A
Fail-safeINFOID:0000000006228181
If a malfunction occurs in the ICC sensor, ADAS cont rol unit cancels control, sounds a beep, and turns ON the
ICC system warning lamp in the combination meter.
DTC Inspection Priority ChartINFOID:0000000006228182
If multiple DTCs are detected simultaneously, che ck them one by one depending on the following DTC inspec-
tion priority chart.
DTC IndexINFOID:0000000006228183
NOTE:
The details of time display are as per the following.
- 0: The malfunctions that are detected now
CAN communication system (U1000, U1010)
- 1 - 39: It increases like 0 → 1 → 2 ··· 38 → 39 after returning to the normal condition whenever the ignition
switch OFF → ON. It returns to 0 when a malfunc tion is detected again in the process.
- If it is over 39, it is fixed to 39 unt il the self-diagnosis results are erased.
Other than CAN communication s ystem (Other than U1000, U1010)
- 1 - 49: It increases like 0 → 1 → 2 ··· 38 → 49 after returning to the normal condition whenever the ignition
switch OFF → ON. It returns to 0 when a malfunc tion is detected again in the process.
- If it is over 49, it is fixed to 49 unt il the self-diagnosis results are erased.
Te r m i n a l N o .
(Wire color) Description
ConditionVa l u e
(Approx.)
+ – Signal name Input/
Output
1
(W/G)
GroundIgnition power supply Input Ignition switch ON Battery voltage
3
(L) ITS communication-H — — —
4
(B) Ground — Ignition switch ON 0 V
6
(Y) ITS communication-L — — —
Priority Detected items (DTC)
1 U1000: CAN COMM CIRCUIT
U1010: CONTROL UNIT (CAN)
2 C1A50: ADAS MALFUNCTION
3 C1A01: POWER SUPPLY CIR
C1A02: POWER SUPPLY CIR 2
C1A12: LASER BEAM OFFCNTR
C1A16: RADAR STAIN
C1A18: LASER AIMING INCMP
C1A21: UNIT HIGH TEMP
C1A39: STRG SEN CIR
U0104: ADAS CAN CIR1
U0121: VDC CAN CIR2
U0126: STRG SEN CAN CIR1
U0405: ADAS CAN CIR2
U0415: VDC CAN CIR1
U0428: STRG SEN CAN CIR2
4 C1A00: CONTROL UNIT
Revision: 2010 May2011 QX56

Page 1215 of 5598

INFINITI QX56 2011 Factory Service Manual
DAS-250
< ECU DIAGNOSIS INFORMATION >[FCW]
ICC SENSOR
×
: Applicable
DTC
CONSULT-III display
ICC system warning lamp
Fail-safe function Reference
CONSULT-III
Vehicle-to-vehicle distance control mode

Page 1216 of 5598

INFINITI QX56 2011 Factory Service Manual
DAS
DRIVER ASSISTANCE SYSTEMSDAS-251
< WIRING DIAGRAM > [FCW]
C
D
E
F
G H
I
J
K L
M B
N P A
WIRING DIAGRAM
DRIVER ASSISTANCE SYSTEMS
Wiring DiagramINFOID:0000000006223690
JCOWM0352GB
Revision: 2010 M

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