Nissan Rogue. Instruction — part 537
EC-416
< DTC/CIRCUIT DIAGNOSIS >
[QR25DE]
P1572 BRAKE PEDAL POSITION SWITCH
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace stop lamp switch. Refer to
.
Stop lamp switch
Condition
Continuity
+
−
Terminals
1
2
Brake pedal
Fully released
Not existed
Slightly de-
pressed
Existed
P1574 ASCD VEHICLE SPEED SENSOR
EC-417
< DTC/CIRCUIT DIAGNOSIS >
[QR25DE]
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P1574 ASCD VEHICLE SPEED SENSOR
Description
INFOID:0000000011278131
The ECM receives two vehicle speed sensor signals via CAN communication line. One is sent from combina-
tion meter, and the other is from TCM (Transmission control module). The ECM uses these signals for ASCD
control. Refer to
EC-49, "AUTOMATIC SPEED CONTROL DEVICE (ASCD) : System Description"
functions.
DTC Description
INFOID:0000000011278132
DTC DETECTION LOGIC
POSSIBLE CAUSE
• Harness or connectors (CAN communication line is open or shorted.)
• ABS actuator and electric unit (control unit)
• TCM
• ECM
FAIL-SAFE
Not applicable
DTC CONFIRMATION PROCEDURE
1.
CHECK DTC PRIORITY
If DTC P1574 is displayed with DTC U1001, P0500, P0603, P0604, P0605, P0606, P0607, P060A or P060B,
first perform the trouble diagnosis for DTC U1001, P0500, P0603, P0604, P0605, P0606, P0607, P060A or
P060B.
Is applicable DTC detected?
YES
>> Perform diagnosis of applicable. Refer to
.
NO
>> GO TO 2.
2.
PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform the following procedure
before conducting the next test.
1. Turn ignition switch OFF and wait at least 10 seconds.
2. Turn ignition switch ON.
3. Turn ignition switch OFF and wait at least 10 seconds.
>> GO TO 3.
3.
PERFORM DTC CONFIRMATION PROCEDURE
1. Start engine.
2. Drive the vehicle at more than 40 km/h (25 MPH).
CAUTION:
Always drive vehicle at a safe speed.
NOTE:
This procedure may be conducted with the drive wheels lifted in the shop or by driving the vehicle.
If a road test is expected to be easier, it is unnecessary to lift the vehicle.
3. Check DTC.
Is DTC detected?
YES
>> Proceed to
.
NO
>> INSPECTION END
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
P1574
ASCD VHL SPD SEN
(ASCD VHL SPD SEN)
ECM detects a difference between two vehicle speed signals is out of the
specified range.
EC-418
< DTC/CIRCUIT DIAGNOSIS >
[QR25DE]
P1574 ASCD VEHICLE SPEED SENSOR
Diagnosis Procedure
INFOID:0000000011278133
1.
CHECK DTC PRIORITY
If DTC P1574 is displayed with DTC U1001, P0500, P0603, P0604, P0605, P0606, P0607, P060A or P060B,
first perform the trouble diagnosis for DTC U1001, P0500, P0603, P0604, P0605, P0606, P0607, P060A or
P060B.
Is applicable DTC detected?
YES
>> Perform diagnosis of applicable. Refer to
.
NO
>> GO TO 2.
2.
CHECK DTC WITH TCM
Check DTC with TCM. Refer to
Is DTC detected?
NO
>> GO TO 3.
YES
>> Perform trouble shooting relevant to DTC indicated.
3.
CHECK DTC WITH “ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)”
Check DTC with ABS actuator and electric unit (control unit). Refer to
Is DTC detected?
NO
>> INSPECTION END
YES
>> Perform trouble shooting relevant to DTC indicated.
P1715 INPUT SPEED SENSOR
EC-419
< DTC/CIRCUIT DIAGNOSIS >
[QR25DE]
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P1715 INPUT SPEED SENSOR
Description
INFOID:0000000011278134
ECM receives input speed sensor signal from TCM through CAN communication line. ECM uses this signal for
engine control.
DTC Description
INFOID:0000000011278135
DTC DETECTION LOGIC
POSSIBLE CAUSE
• Harness or connectors (The CAN communication line is open or shorted.)
• Harness or connectors (Input speed sensor circuit is open or shorted.)
• TCM
FAIL-SAFE
Not applicable
DTC CONFIRMATION PROCEDURE
1.
CHECK DTC PRIORITY
If DTC P1715 is displayed with DTC UXXXX, P0335, P0340, P0603, P0604, P0605, P606, P0607, P060A, or
P060B, first perform the trouble diagnosis for DTC UXXXX, P0335, P0340, P0603, P0604, P0605, P606,
P0607, P060A, or P060B.
Is applicable DTC detected?
YES
>> Perform diagnosis of applicable. Refer to
.
NO
>> GO TO 2.
2.
PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform the following before conduct-
ing the next test.
1. Turn ignition switch OFF and wait at least 10 seconds.
2. Turn ignition switch ON.
3. Turn ignition switch OFF and wait at least 10 seconds.
>> GO TO 3.
3.
PERFORM DTC CONFIRMATION PROCEDURE
1. Start engine and drive the vehicle at more than 50 km/h (31 MPH) for at least 5 seconds.
CAUTION:
Always drive vehicle at a safe speed.
2. Check 1st trip DTC.
Is 1st trip DTC detected?
YES
>> Proceed to
.
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000011278136
1.
CHECK DTC PRIORITY
If DTC P1715 is displayed with DTC UXXXX, P0335, P0340, P0603, P0604, P0605, P606, P0607, P060A, or
P060B, first perform the trouble diagnosis for DTC UXXXX, P0335, P0340, P0603, P0604, P0605, P606,
P0607, P060A, or P060B.
Is applicable DTC detected?
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
P1715
IN PULY SPEED
(IN PULY SPEED)
Input speed sensor signal is different from the theoretical value calculated
by ECM from output speed sensor signal and engine rpm signal.
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