Infiniti M35/M45 Y50. Manual — part 17
TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
ACS-61
[ICC]
C
D
E
F
G
H
I
J
L
M
A
B
ACS
DTC 100 CAN COMM CIRCUIT
NKS004DH
1.
PERFORM ICC SENSOR INTEGRATED UNIT SELF-DIAGNOSIS
With CONSULT-II
1.
Perform self-diagnosis.
2.
Print self-diagnostic result.
>> After printing self-diagnostic result, go to “CAN system”. Refer to
DTC 110 CONTROL UNIT (CAN)
NKS004DI
1.
PERFORM ICC SENSOR INTEGRATED UNIT SELF-DIAGNOSIS
With CONSULT-II
1.
Perform self-diagnosis.
2.
Print self-diagnostic result.
3.
Erase DTC and perform ICC running test. Then perform self-diagnosis of ICC system again.
4.
Check if “CONTROL UNIT (CAN) [U1010]” (DTC 110) is indicated in self-diagnosis item in the display.
Is malfunction indicated?
YES
>> 1. Replace ICC sensor integrated unit, and adjust laser beam aiming.
2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system
again.
NO
>> INSPECTION END
ACS-62
[ICC]
TROUBLE DIAGNOSIS FOR SYMPTOMS
TROUBLE DIAGNOSIS FOR SYMPTOMS
PFP:00007
Symptom Chart
NKS004DJ
Symptoms
Reference page
Operation
MAIN switch does not switch ON.
Symptom 1
MAIN switch does not switch OFF.
Symptom 1
Cruise does not function for setting (powering functions).
Symptom 2
CANCEL switch does not function.
Symptom 3
Resume does not function.
Symptom 3
Set speed does not increase.
Symptom 3
Set distance to the vehicle ahead cannot be changed.
Symptom 3
ICC is not cancelled when the A/T selector lever is in other than
“D” and “M”.
Symptom 4
Display/Chime
Dot matrix LCD does not appear.
Check combination meter. Refer to
Chime does not function.
Symptom 5
Control
Driving force is hunting.
Symptom 6
Function to detect
the vehicle ahead
System frequently cannot detect the vehicle ahead.
Symptom 7
Distance to detect the vehicle ahead is short.
Symptom 7
System misidentifies a vehicle even though there is no vehicle
ahead.
●
Refer to
●
Refer to
System misidentifies a vehicle in the next lane.
●
Refer to
●
Refer to
System does not detect a vehicle at all.
Symptom 8
TROUBLE DIAGNOSIS FOR SYMPTOMS
ACS-63
[ICC]
C
D
E
F
G
H
I
J
L
M
A
B
ACS
Symptom 1: MAIN Switch Does Not Turn ON
*1
, MAIN Switch Does Not Turn
OFF
*2
NKS004DK
NOTE:
●
*1: The MAIN switch indicator lamp in the combination meter does not illuminate.
●
*2: The MAIN switch indicator lamp in the combination meter remains powered.
1.
CHECK MAIN SWITCH
With CONSULT-II
With “ICC” “DATA MONITOR”, check if “MAIN SW” and “CRUISE LAMP” operate normally.
OK or NG
OK
>> GO TO 2.
NG
>> GO TO 4.
2.
CHECK UNIFIED METER AND A/C AMP.
With CONSULT-II
With “METER A/C AMP” “DATA MONITOR”, check if “CRUISE IND” operates normally.
OK or NG
OK
>> 1. Perform “METER A/C AMP”self-diagnosis. Refer to
DI-18, "CONSULT-II Function (METER A/C
2. After repairing or replacing applicable item, erase DTC and perform ICC system running test.
Then perform self-diagnosis of ICC system again.
NG
>> GO TO 3.
3.
CHECK CONNECTOR ICC SENSOR INTEGRATED UNIT
1.
Turn ignition switch OFF.
2.
Disconnect ICC sensor integrated unit connector, and connect it securely again.
3.
Check if the malfunction is improved.
Is it improved?
YES
>> Poor connector connection
1. Check connector. (Check connector housing for disconnected, loose, bent, and collapsed ter-
minals. If any malfunction is detected, repair applicable part.)
2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system
again.
NO
>> GO TO 4.
4.
PERFORM ICC SENSOR INTEGRATED UNIT SELF-DIAGNOSIS
With CONSULT-II
1.
Perform self-diagnosis.
2.
Check if “DTC 100 CAN COMM CIRCUIT” is indicated.
Is it indicated?
YES
>> CAN communication inspection. Refer to
ACS-61, "DTC 100 CAN COMM CIRCUIT"
NO
>> ICC steering switch inspection. Refer to
ACS-48, "DTC 6 OPERATION SW CIRC"
.
ACS-64
[ICC]
TROUBLE DIAGNOSIS FOR SYMPTOMS
Symptom 2: ICC System Cannot Be Set (MAIN Switch Turns ON/OFF)
NKS004DL
The ICC system cannot be set in the following cases.
●
When the vehicle speed is not in range of approx. 25 MPH (40 km/h) to 90 MPH (144 km/h).
●
When the A/T selector lever is in “N”.
●
When A/T mode switch is at the snow mode position.
●
While the brake is in operation.
●
When wiper switch is at LOW/HI position.
1.
CHECK CAUSE OF AUTOMATIC CANCELLATION
With CONSULT-II
With “CAUSE OF AUTO-CANCEL” in “WORK SUPPORT” at “ICC”, check if any cause of cancellation is
found.
Is any cause found?
YES
>> Cancel with appropriate cause, and go to specified diagnosis.
●
“OPE SW VOLT CIRC”: Refer to
ACS-48, "DTC 6 OPERATION SW CIRC"
●
“VHCL SPD UNMATCH”: Refer to
ACS-43, "DTC 3 VHCL SPEED SE CIRC"
.
●
“IGN LOW VOLT”: Refer to
ACS-42, "DTC 1 POWER SUPPLY CIR, DTC 2 POWER SUPPLY
.
●
“ECM CIRCUIT”: Refer to
NO
>> GO TO 2.
2.
PERFORM ICC SENSOR INTEGRATED UNIT SELF-DIAGNOSIS
With CONSULT-II
Perform self-diagnosis to check for malfunctioning items.
Is malfunction indicated?
YES
>> 1. Repair or replace applicable item. Refer to
ACS-40, "Diagnostic Trouble Code (DTC) Chart"
2. Erase DTC and perform ICC system running test. Then perform self-diagnosis of ICC system
again.
NO
>> GO TO 3.
3.
CHECK SWITCHES AND VEHICLE SPEED SIGNAL
With CONSULT-II
With “ICC” “DATA MONITOR”, check if switches and vehicle speed signal operate normally. Refer to
●
VHCL SPEED SE
●
D RANGE SW
●
BRAKE SW
●
SET/COAST SW
OK or NG
OK
>> 1. Replace ICC sensor integrated unit, and adjust laser beam aiming.
2. Erase DTC and Perform ICC system running test. Then perform self-diagnosis of ICC system
again.
NG
>> Check items which do not function normally.
●
VHCL SPEED SE. Refer to
ACS-43, "DTC 3 VHCL SPEED SE CIRC"
●
D RANGE SW. Refer to
ACS-65, "Symptom 4: ICC System Is Not Cancelled When the A/T
Selector Lever Is In Other Than “D” and “M”"
●
ACS-44, "DTC 5 BRAKE SW/STOP L SW"
.
●
ACS-48, "DTC 6 OPERATION SW CIRC"
.
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