2011 INFINITI QX56 Factory Service Manual

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Page 1273 of 5598

INFINITI QX56 2011 Factory Service Manual
DAS-308
< ECU DIAGNOSIS INFORMATION >[LDW & LDP]
ADAS CONTROL UNIT
Fail-safe
INFOID:0000000006223719
If a malfunction occurs in each system, ADAS contro l unit cancels each control, sounds a beep, an

Page 1274 of 5598

INFINITI QX56 2011 Factory Service Manual
DAS
ADAS CONTROL UNITDAS-309
< ECU DIAGNOSIS INFORMATION > [LDW & LDP]
C
D
E
F
G H
I
J
K L
M B
N P A
DTC Inspection Priority ChartINFOID:0000000006223720
If multiple DTCs are detected simultaneously,

Page 1275 of 5598

INFINITI QX56 2011 Factory Service Manual
DAS-310
< ECU DIAGNOSIS INFORMATION >[LDW & LDP]
ADAS CONTROL UNIT
DTC Index
INFOID:0000000006223721
NOTE:
The details of time display are as per the following.
4 C1A01: POWER SUPPLY CIR
C1A02:

Page 1276 of 5598

INFINITI QX56 2011 Factory Service Manual
DAS
ADAS CONTROL UNITDAS-311
< ECU DIAGNOSIS INFORMATION > [LDW & LDP]
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

DAS
ADAS CONTROL UNITDAS-311
< ECU DIAGNOSIS INFORMATION > [LDW & LDP]
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-345
C1A01 1 POWER SUPPLY CIR ON ON ON ON A, B, C, D, E, F, GDAS-346
C1A02 2 POWER SUPPLY CIR 2 ON ON ON ON A, B, C, D, E, F, GDAS-346
C1A03 3 VHCL SPEED SE CIRC ON ON ON ON A, B, C, D, E, F, GDAS-347
C1A04 4 ABS/TCS/VDC CIRC ON ON ON A, B, C, D, E, FDAS-348
C1A05 5 BRAKE SW/STOP L SW ON ON ON A, B, C, D, E, FDAS-349
C1A06 6 OPERATION SW CIRC ON ON A, B, E, FDAS-353
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, FDAS-355
C1A15 15 GEAR POSITION ON ON ON ON A, B, C, D, E, F, GDAS-356
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 DAS-358
C1A26 26 ECD MODE MALF ON ON A, B, C, D, E CCS-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

Page 1277 of 5598

INFINITI QX56 2011 Factory Service Manual
DAS-312
< ECU DIAGNOSIS INFORMATION >[LDW & LDP]
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 CA

Page 1278 of 5598

INFINITI QX56 2011 Factory Service Manual
DAS
ADAS CONTROL UNITDAS-313
< ECU DIAGNOSIS INFORMATION > [LDW & LDP]
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 sy

DAS
ADAS CONTROL UNITDAS-313
< ECU DIAGNOSIS INFORMATION > [LDW & LDP]
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 DAS-377
U150C 158 VDC CAN CIRC 3 ON ON ON ON A, B, C, D, E, F, G DAS-378
U150D 159 TCM CAN CIRC 3 ON ON ON ON A, B, C, D, E, F, GDAS-379
U150E 160 BCM CAN CIRC 3 ON ON ON A, B, E, F, GDAS-380
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, GDAS-384
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 DAS-386
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 1279 of 5598

INFINITI QX56 2011 Factory Service Manual
DAS-314
< ECU DIAGNOSIS INFORMATION >[LDW & LDP]
LANE CAMERA UNIT
LANE CAMERA UNIT
Reference ValueINFOID:0000000006223722
VALUES ON THE DIAGNOSIS TOOL
Monitor Item Condition Value/Status
LC INACCURAT

Page 1280 of 5598

INFINITI QX56 2011 Factory Service Manual
DAS
LANE CAMERA UNITDAS-315
< ECU DIAGNOSIS INFORMATION > [LDW & LDP]
C
D
E
F
G H
I
J
K L
M B
N P A
TERMINAL LAYOUT
PHYSICAL VALUES
Fail-safeINFOID:0000000006223723
FAIL-SAFE CONTROL BY DTC
Lane Depa

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