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P1556, P1557 BATTERY TEMPERATURE SENSOR
EC-441
< DTC/CIRCUIT DIAGNOSIS > [QR25DE]
C
D E
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G H
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EC
NP
O
*1: Except for California
*2: For California
4. Also check harness for short to gro NISSAN TEANA 2014 Service Manual
P1556, P1557 BATTERY TEMPERATURE SENSOR
EC-441
< DTC/CIRCUIT DIAGNOSIS > [QR25DE]
C
D E
F
G H
I
J
K L
M A
EC
NP
O
*1: Except for California
*2: For California
4. Also check harness for short to gro](/manual-img/5/57390/w960_57390-1440.png)
P1556, P1557 BATTERY TEMPERATURE SENSOR
EC-441
< DTC/CIRCUIT DIAGNOSIS > [QR25DE]
C
D E
F
G H
I
J
K L
M A
EC
NP
O
*1: Except for California
*2: For California
4. Also check harness for short to ground.
Is the inspection result normal?
YES >> Perform the trouble diagnosis for power supply circuit.
NO >> Repair or replace error-detected parts.
3.CHECK BATTERY TEMPERATURE SENSOR GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
3. Check the continuity between battery current sensor harness connector and ECM harness connector.
*1: Except for California
*2: For California
4. Also check harness for short to power.
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace error-detected parts.
4.CHECK BATTERY TEMPERATURE SENSOR
Check the battery temperature sensor. Refer to EC-441, "Component Inspection"
.
Is the inspection result normal?
YES >> Check intermittent incident. Refer to GI-43, "Intermittent Incident".
NO >> Replace battery negative cable assembly.
Component InspectionINFOID:0000000009462374
1.CHECK BATTERY TEMPERATURE SENSOR
1. Turn ignition switch OFF.
2. Disconnect battery current sensor.
3. Check the resistance between battery current sensor connector terminals.
Is the inspection result normal?
YES >> INSPECTION END
NO >> Replace battery negative cable assembly.
+ −
Continuity
Battery current sensor ECM
Connector Terminal Connector Terminal
F5 2 F13
*1
F90*261 Existed
+
−
Continuity
Battery current sensor ECM
Connector Terminal Connector Terminal
F5 3 F13
*1
F90*262 Existed
Battery current sensor
Resistance
+ −
Te r m i n a l
2 3 Continuity with the resistance value 100 Ω or more
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EC-442
< DTC/CIRCUIT DIAGNOSIS >[QR25DE]
P1564 ASCD STEERING SWITCH
P1564 ASCD STEERING SWITCH
DTC LogicINFOID:0000000009462375
DTC DETECTION LOGIC
NOTE:
If DTC P1564 is displayed with DTC P0603, P0 NISSAN TEANA 2014 Service Manual
EC-442
< DTC/CIRCUIT DIAGNOSIS >[QR25DE]
P1564 ASCD STEERING SWITCH
P1564 ASCD STEERING SWITCH
DTC LogicINFOID:0000000009462375
DTC DETECTION LOGIC
NOTE:
If DTC P1564 is displayed with DTC P0603, P0](/manual-img/5/57390/w960_57390-1441.png)
EC-442
< DTC/CIRCUIT DIAGNOSIS >[QR25DE]
P1564 ASCD STEERING SWITCH
P1564 ASCD STEERING SWITCH
DTC LogicINFOID:0000000009462375
DTC DETECTION LOGIC
NOTE:
If DTC P1564 is displayed with DTC P0603, P0604, P0605, P0606, P0607, P060A, and P060B, perform
the trouble diagnosis for DTC P0603, P0604, P0605, P0606, P0607, P060A, and P060B. Refer to EC-105,
"DTC Index".
DTC CONFIRMATION PROCEDURE
1.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 2.
2.PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON.
2. Wait at least 10 seconds.
3. Press MAIN switch for at least 10 seconds, then release it and wait at least 10 seconds.
4. Press CANCEL switch for at least 10 seconds , then release it and wait at least 10 seconds.
5. Press ACCEL/RES switch for at least 10 seconds , then release it and wait at least 10 seconds.
6. Press COAST/SET switch for at least 10 seconds , then release it and wait at least 10 seconds.
7. Check DTC.
Is DTC detected?
YES >> Proceed to EC-442, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000009462376
1.CHECK ASCD STEERING SWITCH CIRCUIT
With CONSULT
1. Turn ignition switch ON.
2. Select “CANCEL SW”, “RESUME/ACC SW” and “S ET SW” in “DATA MONITOR” mode of “ENGINE”
using CONSULT.
3. Check each item indication as per the following conditions.
DTC No. CONSULT screen terms
(Trouble diagnosis content) DTC detecting condition Possible cause
P1564 ASCD SW
(ASCD switch) • An excessively high voltage signal from the
ASCD steering switch is sent to ECM.
• ECM detects that input signal from the
ASCD steering switch is out of the specified
range.
• ECM detects that the ASCD steering switch
is stuck ON. • Harness or connectors
(ASCD steering switch circuit is open
or shorted.)
• ASCD steering switch
•ECM
Monitor item Condition Indication
MAIN SW MAIN switch Pressed ON
Released OFF
CANCEL SW CANCEL switch Pressed ON
Released OFF
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P1564 ASCD STEERING SWITCHEC-443
< DTC/CIRCUIT DIAGNOSIS > [QR25DE]
C
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F
G H
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EC
NP
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Without CONSULT
1. Turn ignition switch ON.
2. Check the voltage between ECM harness connector t NISSAN TEANA 2014 Service Manual
P1564 ASCD STEERING SWITCHEC-443
< DTC/CIRCUIT DIAGNOSIS > [QR25DE]
C
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G H
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EC
NP
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Without CONSULT
1. Turn ignition switch ON.
2. Check the voltage between ECM harness connector t](/manual-img/5/57390/w960_57390-1442.png)
P1564 ASCD STEERING SWITCHEC-443
< DTC/CIRCUIT DIAGNOSIS > [QR25DE]
C
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F
G H
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EC
NP
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Without CONSULT
1. Turn ignition switch ON.
2. Check the voltage between ECM harness connector terminals.
*1: Except for California
*2: For California
Is the inspection result normal?
YES >> Check intermittent incident. Refer to GI-43, "Intermittent Incident".
NO >> GO TO 2.
2.CHECK ASCD STEERING SWITCH GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
3. Disconnect combination switch (spiral cable) harness connector.
4. Check the continuity between combination s witch (spiral cable) and ECM harness connector.
*1: Except for California
*2: For California
5. Also check harness for short to ground and to power.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace error-detected parts.
3.CHECK ASCD STEERING SWITCH INPUT SIGNAL CIRCUIT
1. Check the continuity between ECM harness connector and combination switch.
RESUME/ACC
SW ACCEL/RES switch Pressed ON
Released OFF
SET SW COAST/SET switch Pressed ON
Released OFF
Monitor item Condition Indication
ECM
ConditionVoltag e
(Approx.)
Connector +-
Te r m i n a l
E10
*1
E31*211 0 111 MAIN switch: Pressed 0 V
CANCEL switch: Pressed 1 V
COAST/SET switch: Pressed 2 V
ACCEL/RES switch: Pressed 3 V
All ASCD steering switches: Released 4 V
+ −
Continuity
Combination switch
(Spiral cable) ECM
Connector Terminal Connector Terminal
M30 32 E10
*1
E31*2111 E x i s t e d
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EC-444
< DTC/CIRCUIT DIAGNOSIS >[QR25DE]
P1564 ASCD STEERING SWITCH
*1: Except for California
*2: For California
2. Also check harness for short to ground and to power.
Is the inspection result nor NISSAN TEANA 2014 Service Manual
EC-444
< DTC/CIRCUIT DIAGNOSIS >[QR25DE]
P1564 ASCD STEERING SWITCH
*1: Except for California
*2: For California
2. Also check harness for short to ground and to power.
Is the inspection result nor](/manual-img/5/57390/w960_57390-1443.png)
EC-444
< DTC/CIRCUIT DIAGNOSIS >[QR25DE]
P1564 ASCD STEERING SWITCH
*1: Except for California
*2: For California
2. Also check harness for short to ground and to power.
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace error-detected parts.
4.CHECK ASCD STEERING SWITCH
Refer to EC-444, "Component Inspection"
.
Is the inspection result normal?
YES >> Check intermittent incident. Refer to GI-43, "Intermittent Incident".
NO >> Replace ASCD steering switch. Refer to ST-31, "Exploded View"
.
Component InspectionINFOID:0000000009462377
1.CHECK ASCD STEERING SWITCH
1. Disconnect combination switch (spiral cable) harness connector.
2. Check the resistance between combination switch harness connector terminals as per the following condi-
tions.
Is the inspection result normal?
YES >> INSPECTION END
NO >> Replace ASCD steering switch. Refer to ST-31, "Exploded View"
.
+−
Continuity
Combination switch
(Spiral cable) ECM
Connector Terminal Connector Terminal
M30 25 E10
*1
E31*2110 Existed
Combination switch
(Spiral cable) ConditionResistance
(Approx.)
Connector +
−
Te r m i n a l s
M88 13 16 MAIN switch: Pressed 0
Ω
CANCEL switch: Pressed 250 Ω
COAST/SET switch: Pressed 660 Ω
ACCEL/RES switch: Pressed 1,480 Ω
All ASCD steering switches: Released 4,000 Ω
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P1572 ASCD BRAKE SWITCHEC-445
< DTC/CIRCUIT DIAGNOSIS > [QR25DE]
C
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NP
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P1572 ASCD BRAKE SWITCH
DTC LogicINFOID:0000000009462378
DTC DETECTION LOGIC
NOTE:
• If DTC P1572 NISSAN TEANA 2014 Service Manual
P1572 ASCD BRAKE SWITCHEC-445
< DTC/CIRCUIT DIAGNOSIS > [QR25DE]
C
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F
G H
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J
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M A
EC
NP
O
P1572 ASCD BRAKE SWITCH
DTC LogicINFOID:0000000009462378
DTC DETECTION LOGIC
NOTE:
• If DTC P1572](/manual-img/5/57390/w960_57390-1444.png)
P1572 ASCD BRAKE SWITCHEC-445
< DTC/CIRCUIT DIAGNOSIS > [QR25DE]
C
D E
F
G H
I
J
K L
M A
EC
NP
O
P1572 ASCD BRAKE SWITCH
DTC LogicINFOID:0000000009462378
DTC DETECTION LOGIC
NOTE:
• If DTC P1572 is displayed with DTC P0603, P0604, P0605, P0606, P 0607, P060A, and P060B, first per-
form the trouble diagnosis for DTC P0603, P0604, P0605, P0606, P0607, P060A, and P060B. Refer to
EC-402, "DTC Logic"
.
• This self-diagnosis has the one trip detection logic. When malfunction A is detected, DTC is not
stored in ECM memory. And in that case, 1st trip DTC and 1st trip freeze frame data are displayed.
1st trip DTC is erased when igniti on switch OFF. And even when ma lfunction A is detected in two
consecutive trips, DTC is not stored in ECM memory.
DTC CONFIRMATION PROCEDURE
1.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.
NOTE:
Procedure for malfunction B is not described here. It take s extremely long time to complete procedure for mal-
function B. By performing procedure for malfunction A, the incident that causes malfunction B can be
detected.
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE FOR MALFUNCTION A
1. Start engine.
2. Press MAIN switch and make sure that CRUISE indicator is displayed in combination meter.
3. Drive the vehicle for at least 5 consecut ive seconds as per the following conditions.
CAUTION:
Always drive vehicle at a safe speed.
NOTE:
This procedure may be conducted with the drive wheel s 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.
4. Check DTC.
Is DTC detected?
YES >> Proceed to EC-452, "Diagnosis Procedure".
NO >> GO TO 3.
DTC No. CONSULT screen terms
(Trouble diagnosis content) DTC detecting condition Possible cause
P1572 ASCD BRAKE SW
(ASCD BRAKE SW) A)
When the vehicle speed is above 30 km/
h (19 MPH), ON signals from the stop
lamp switch and the brake pedal position
switch are sent to the ECM at the same
time. • Harness or connectors
(Stop lamp switch circuit is shorted.)
(Brake pedal position switch circuit is
shorted.)
•Stop lamp switch
• Brake pedal position switch
•Stop lamp relay
• Incorrect stop lamp switch installation
• Incorrect brake pedal position switch in- stallation
•ECM
B)
Brake pedal position switch signal is not
sent to ECM for extremely long time while
the vehicle is driving.
Vehicle speed More than 30 km/h (19 mph)
Selector lever Suitable position
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EC-446
< DTC/CIRCUIT DIAGNOSIS >[QR25DE]
P1572 ASCD BRAKE SWITCH
3.PERFORM DTC CONFIRMATION PROCEDURE FOR MALFUNCTION B
1. Drive the vehicle for at least 5 consecut ive seconds as per the following c NISSAN TEANA 2014 Service Manual
EC-446
< DTC/CIRCUIT DIAGNOSIS >[QR25DE]
P1572 ASCD BRAKE SWITCH
3.PERFORM DTC CONFIRMATION PROCEDURE FOR MALFUNCTION B
1. Drive the vehicle for at least 5 consecut ive seconds as per the following c](/manual-img/5/57390/w960_57390-1445.png)
EC-446
< DTC/CIRCUIT DIAGNOSIS >[QR25DE]
P1572 ASCD BRAKE SWITCH
3.PERFORM DTC CONFIRMATION PROCEDURE FOR MALFUNCTION B
1. Drive the vehicle for at least 5 consecut ive seconds as per the following conditions.
CAUTION:
Always drive vehicle at a safe speed.
NOTE:
This procedure may be conducted with the drive wheel s 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.
2. Check DTC.
Is DTC detected?
YES >> Proceed to EC-452, "Diagnosis Procedure".
NO >> INSPECTION END
Diagnosis ProcedureINFOID:0000000009462379
1.CHECK OVERALL FUNCTION-1
With CONSULT
1. Turn ignition switch ON.
2. Select “BRAKE SW1” in “DATA MONI TOR” mode of “ENGINE” using CONSULT.
3. Check “BRAKE SW1” indication as per the following conditions.
Without CONSULT
1. Turn ignition switch ON.
2. Check the voltage between ECM harness connector terminals as per the following.
*1: Except for California
*2: For California
Is the inspection result normal?
YES >> GO TO 2.
NO >> GO TO 3.
2.CHECK OVERALL FUNCTION-2
With CONSULT
Select “BRAKE SW2” and check indication as per the following conditions.
Vehicle speed More than 30 km/h (19 mph)
Selector lever Suitable position
Driving location Depress the brake pedal for more
than five seconds so as not to come
off from the above-mentioned vehi-
cle speed.
Monitor item Condition Indication
BRAKE SW1 Brake pedal Slightly depressed OFF
Fully released ON
ECM ConditionVo l ta g e
(Approx.)
Connector +–
Te r m i n a l
E10
*1
E31*2116 128 Brake pedal Slightly depressed 0 V
Fully released Battery voltage
Monitor item Condition Indication
BRAKE SW2 Brake pedal Slightly depressed ON
Fully released OFF
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P1572 ASCD BRAKE SWITCHEC-447
< DTC/CIRCUIT DIAGNOSIS > [QR25DE]
C
D E
F
G H
I
J
K L
M A
EC
NP
O
Without CONSULT
Check the voltage between ECM harness connector te rminals as per the following condi NISSAN TEANA 2014 Service Manual
P1572 ASCD BRAKE SWITCHEC-447
< DTC/CIRCUIT DIAGNOSIS > [QR25DE]
C
D E
F
G H
I
J
K L
M A
EC
NP
O
Without CONSULT
Check the voltage between ECM harness connector te rminals as per the following condi](/manual-img/5/57390/w960_57390-1446.png)
P1572 ASCD BRAKE SWITCHEC-447
< DTC/CIRCUIT DIAGNOSIS > [QR25DE]
C
D E
F
G H
I
J
K L
M A
EC
NP
O
Without CONSULT
Check the voltage between ECM harness connector te rminals as per the following conditions.
*1: Except for California
*2: For California
Is the inspection result normal?
YES >> Check intermittent incident. Refer to GI-43, "Intermittent Incident".
NO >> GO TO 6.
3.CHECK BRAKE PEDAL POSITION SWITCH POWER SUPPLY
1. Turn ignition switch OFF.
2. Disconnect brake pedal position switch harness connector.
3. Turn ignition switch ON.
4. Check the voltage between brake pedal position switch harness connector and ground.
Is the inspection result normal?
YES >> GO TO 4.
NO >> Perform the trouble diagnosis for power supply circuit.
4.CHECK BRAKE PEDAL POSITION SWITCH INPUT SIGNAL CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
3. Check the continuity between brake pedal posit ion switch harness connector and ECM harness connec-
tor.
*1: Except for California
*2: For California
4. Also check harness for short to ground and to power.
Is the inspection result normal?
YES >> GO TO 5.
NO >> Repair or replace error-detected parts.
5.CHECK BRAKE PEDAL POSITION SWITCH
Check the brake pedal position switch. Refer to EC-449, "Component Inspection (Brake Pedal Position
Switch)"
Is the inspection result normal?
YES >> Check intermittent incident. Refer to GI-43, "Intermittent Incident".
NO >> Replace brake pedal position switch. Refer to BR-18, "Exploded View"
.
ECM
ConditionVol tag e
(Approx.)
Connector +–
Te r m i n a l
E10
*1
E31*2115 128 Brake pedal Slightly depressed Battery voltage
Fully released 0 V
+ −Vo l ta g e
Brake pedal position switch
Connector Terminal E51 1 Ground Battery voltage
+ −
Continuity
Brake pedal position switch ECM
Connector Terminal Connector Terminal
E51 2 E10
*1
E31*211 6 E x i s t e d
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EC-448
< DTC/CIRCUIT DIAGNOSIS >[QR25DE]
P1572 ASCD BRAKE SWITCH
6.CHECK STOP LAMP SWIT
CH POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect stop lamp switch harness connector.
3. Che NISSAN TEANA 2014 Service Manual
EC-448
< DTC/CIRCUIT DIAGNOSIS >[QR25DE]
P1572 ASCD BRAKE SWITCH
6.CHECK STOP LAMP SWIT
CH POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect stop lamp switch harness connector.
3. Che](/manual-img/5/57390/w960_57390-1447.png)
EC-448
< DTC/CIRCUIT DIAGNOSIS >[QR25DE]
P1572 ASCD BRAKE SWITCH
6.CHECK STOP LAMP SWIT
CH POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect stop lamp switch harness connector.
3. Check the voltage between stop lamp switch harness connector and ground.
Is the inspection result normal?
YES >> GO TO 7.
NO >> Perform the trouble diagnosis for power supply circuit.
7.CHECK STOP LAMP SWITCH GROUND CIRCUIT
1. Disconnect stop lamp relay harness connector.
2. Check the continuity between stop lamp switch harness connector and stop lamp relay harness connec-
tor.
3. Also check harness for short to ground and to power.
Is the inspection result normal?
YES >> GO TO 8.
NO >> Repair or replace error-detected parts.
8.CHECK STOP LAMP SWITCH
Check the stop lamp switch. Refer to EC-450, "Component Inspection (Stop Lamp Switch)"
.
Is the inspection result normal?
YES >> GO TO 9.
NO >> Replace stop lamp switch. Refer to BR-18, "Exploded View"
.
9.CHECK STOP LAMP RELAY CONTROL CIRCUIT
1. Check the continuity between stop lamp relay harness connector and ground.
2. Also check harness for short to power.
Is the inspection result normal?
YES >> GO TO 10.
NO >> Repair or replace error-detected parts.
10.CHECK STOP LAMP SWITCH SIGNAL POWER SUPPLY
Check the voltage between stop lamp relay harness connector and ground.
+
−Vo l ta g e
Stop lamp switch
Connector Terminal E38 1 Ground Battery voltage
+ −
Continuity
Stop lamp switch Stop lamp relay
Connector Terminal Connector Terminal E38 2 E57 2 Existed
+ −Continuity
Sto p l am p rela y
Connector Terminal E57 1 Ground Existed
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM