Infiniti M35/M45 Y50. Manual — part 520
![](/vehicles/zatt/cen/houeebante/ryendat.png)
DTC P1564 ICC STEERING SWITCH
EC-553
[VQ35DE]
C
D
E
F
G
H
I
J
K
L
M
A
EC
DTC Confirmation Procedure
NBS0054M
NOTE:
If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at
least 10 seconds before conducting the next test.
WITH CONSULT-II
1.
Turn ignition switch ON.
2.
Select “DATA MONITOR” mode with CONSULT-II.
3.
Wait at least 10 seconds.
4.
Press MAIN switch for at least 10 seconds, then release it and
wait at least 10 seconds.
5.
Press CANCEL switch for at least 10 seconds, then release it
and wait at least 10 seconds.
6.
Press RESUME/ACCELERATE switch for at least 10 seconds,
then release it and wait at least 10 seconds.
7.
Press SET/COAST switch for at least 10 seconds, then release
it and wait at least 10 seconds.
8.
Press DISTANCE switch for at least 10 seconds, then release it
and wait at least 10 seconds.
9.
EC-555, "Diagnostic Procedure"
.
WITH GST
Follow the procedure “WITH CONSULT-II” above.
SEF058Y
![](/vehicles/zatt/cen/houeebante/townt.png)
EC-554
[VQ35DE]
DTC P1564 ICC STEERING SWITCH
Wiring Diagram
NBS0054N
TBWT0982E
![](/vehicles/zatt/cen/houeebante/adosokercoca.png)
DTC P1564 ICC STEERING SWITCH
EC-555
[VQ35DE]
C
D
E
F
G
H
I
J
K
L
M
A
EC
Specification data are reference values and are measured between each terminal and ground.
CAUTION:
Do not use ECM ground terminals when measuring input/output voltage. Doing so may result in dam-
age to the ECM's transistor. Use a ground other than ECM terminals, such as the ground.
Diagnostic Procedure
NBS0054O
1.
CHECK GROUND CONNECTIONS
1.
Turn ignition switch OFF.
2.
Loosen and retighten two ground screws on the body.
Refer to
OK or NG
OK
>> GO TO 2.
NG
>> Repair or replace ground connections.
TER-
MINAL
NO.
WIRE
COLOR
ITEM
CONDITION
DATA (DC Voltage)
67
B/W
Sensor ground
[Engine is running]
●
Warm-up condition
●
Idle speed
Approximately 0V
99
Y
ICC steering switch
(models with ICC system)
[Ignition switch: ON]
●
ICC steering switch: OFF
Approximately 4.3V
[Ignition switch: ON]
●
MAIN switch: Pressed
Approximately 0V
[Ignition switch: ON]
●
CANCEL switch: Pressed
Approximately 1.3V
[Ignition switch: ON]
●
RESUME/ACCELERATE switch: Pressed
Approximately 3.7V
[Ignition switch: ON]
●
SET/COAST switch: Pressed
Approximately 3V
[Ignition switch: ON]
●
DISTANCE switch: Pressed
Approximately 2.2V
1.
Body ground M70
2.
Body ground M16
PBIB2782E
![](/vehicles/zatt/cen/houeebante/mawher.png)
EC-556
[VQ35DE]
DTC P1564 ICC STEERING SWITCH
2.
CHECK ICC STEERING SWITCH CIRCUIT
With CONSULT-II
1.
Turn ignition switch ON.
2.
Select “MAIN SW”, “CANCEL SW”, “RESUME/ACC SW”, “SET
SW” and “DIST SW” in “DATA MONITOR” mode with CON-
SULT-II.
3.
Check each item indication under the following conditions.
Without CONSULT-II
1.
Turn ignition switch ON.
2.
Check voltage between ECM terminal 99 and ground with press-
ing each button.
OK or NG
OK
>> GO TO 8.
NG
>> GO TO 3.
Switch
Monitor item
Condition
Indication
MAIN switch
MAIN SW
Pressed
ON
Released
OFF
CANCEL switch
CANCEL SW
Pressed
ON
Released
OFF
RESUME/ACCEL-
ERATE switch
RESUME/ACC SW
Pressed
ON
Released
OFF
SET/COAST switch
SET SW
Pressed
ON
Released
OFF
DISTANCE switch
DIST SW
Pressed
ON
Released
OFF
MBIB0064E
Switch
Condition
Voltage [V]
MAIN switch
Pressed
Approx. 0
Released
Approx. 4.3
CANCEL switch
Pressed
Approx. 1.3
Released
Approx. 4.3
RESUME/ACCELER-
ATE switch
Pressed
Approx. 3.7
Released
Approx. 4.3
SET/COAST switch
Pressed
Approx. 3.0
Released
Approx. 4.3
DISTANCE switch
Pressed
Approx. 2.2
Released
Approx. 4.3
PBIB0311E
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