Nissan Versa Note. Manual — part 347
EC-370
< DTC/CIRCUIT DIAGNOSIS >
[HR16DE]
P1225 TP SENSOR
P1225 TP SENSOR
DTC Logic
INFOID:0000000009020869
DTC DETECTION LOGIC
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.
TESTING CONDITION:
Before performing the following procedure, confirm that battery voltage is more than 10 V at idle.
>> GO TO 2.
2.
PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON.
2. Turn ignition switch OFF and wait at least 10 seconds.
3. Turn ignition switch ON.
4. Check 1st trip DTC.
Is 1st trip DTC detected?
YES
>> Go to
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000009020870
1.
CHECK ELECTRIC THROTTLE CONTROL ACTUATOR VISUALLY
1. Turn ignition switch OFF.
2. Remove the intake air duct. Refer to
EM-26, "Removal and Installation"
.
3. Check if foreign matter is caught between the throttle valve and
the housing.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Remove the foreign matter and clean the electric throttle
control actuator inside, and then perform throttle valve
closed position learning. Refer to
.
2.
REPLACE ELECTRIC THROTTLE CONTROL ACTUATOR
Replace electric throttle control actuator. Refer to
EM-26, "Removal and Installation"
>> INSPECTION END
DTC No.
Trouble diagnosis content
DTC detecting condition
Possible cause
P1225
Closed throttle position learning
performance
Closed throttle position learning value is excessively
low.
Electric throttle control actuator
(TP sensor 1 and 2)
JSBIA2864ZZ
P1226 TP SENSOR
EC-371
< DTC/CIRCUIT DIAGNOSIS >
[HR16DE]
C
D
E
F
G
H
I
J
K
L
M
A
EC
N
P
O
P1226 TP SENSOR
DTC Logic
INFOID:0000000009020871
DTC DETECTION LOGIC
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.
TESTING CONDITION:
Before performing the following procedure, confirm that battery voltage is more than 10 V at idle.
>> GO TO 2.
2.
PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON.
2. Turn ignition switch OFF and wait at least 10 seconds.
3. Turn ignition switch ON.
4. Repeat steps 2 and 3 for 32 times.
5. Check 1st trip DTC.
Is 1st trip DTC detected?
YES
>> Go to
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000009020872
1.
CHECK ELECTRIC THROTTLE CONTROL ACTUATOR VISUALLY
1. Turn ignition switch OFF.
2. Remove the intake air duct. Refer to
EM-26, "Removal and Installation"
.
3. Check if foreign matter is caught between the throttle valve and
the housing.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Remove the foreign matter and clean the electric throttle
control actuator inside, and then perform throttle valve
closed position learning. Refer to
.
2.
REPLACE ELECTRIC THROTTLE CONTROL ACTUATOR
Replace electric throttle control actuator. Refer to
EM-26, "Removal and Installation"
>> INSPECTION END
DTC No.
Trouble diagnosis content
DTC detecting condition
Possible cause
P1226
Closed throttle position learning
performance
Closed throttle position learning is not performed
successfully, repeatedly.
Electric throttle control actuator
(TP sensor 1 and 2)
JSBIA2864ZZ
EC-372
< DTC/CIRCUIT DIAGNOSIS >
[HR16DE]
P1550 BATTERY CURRENT SENSOR
P1550 BATTERY CURRENT SENSOR
DTC Logic
INFOID:0000000009429297
DTC DETECTION LOGIC
NOTE:
If DTC P1550 is displayed with DTC P0643, first perform the trouble diagnosis for DTC P0643. Refer to
DTC CONFIRMATION PROCEDURE
1.
PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at
least 10 seconds before conducting the next test.
TESTING CONDITION:
Before performing the following procedure, confirm that battery voltage is more than 8V at idle.
>> GO TO 2.
2.
PERFORM DTC CONFIRMATION PROCEDURE
1. Start engine and wait at least 10 seconds.
2. Check 1st trip DTC.
Is 1st trip DTC detected?
YES
>> Go to
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000009429298
1.
CHECK GROUND CONNECTION
1. Turn ignition switch OFF.
2. Check ground connection E15. Refer to Ground Inspection in
.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace ground connection.
2.
CHECK BATTERY CURRENT SENSOR POWER SUPPLY CIRCUIT
1. Disconnect battery current sensor harness connector.
2. Turn ignition switch ON.
3. Check the voltage between battery current sensor harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair open circuit or sort to ground or short to power in harness or connectors.
3.
CHECK BATTERY CURRENT SENSOR GROUND CIRCUIT FOR OPEN AND SHORT
1. Turn ignition switch OFF.
2. Disconnect ECM harness connector.
3. Check the continuity between battery current sensor harness connector and ECM harness connector.
DTC No.
Trouble diagnosis content
DTC detecting condition
Possible cause
P1550
Battery current sensor circuit
range/performance
The output voltage of the battery current
sensor remains within the specified
range while engine is running.
• Harness or connectors
(The sensor circuit is open or shorted.)
• Battery current sensor
Battery current sensor
Ground
Voltage
Connector
Terminal
F9
1
Ground Approx. 5V
P1550 BATTERY CURRENT SENSOR
EC-373
< DTC/CIRCUIT DIAGNOSIS >
[HR16DE]
C
D
E
F
G
H
I
J
K
L
M
A
EC
N
P
O
4. Also check harness for short to ground and short to power.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair open circuit or sort to ground or short to power in harness or connectors.
4.
CHECK BATTERY CURRENT SENSOR INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
1. Check the continuity between battery current sensor harness connector and ECM harness connector.
2. Also check harness for short to ground and short to power.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair open circuit or sort to ground or short to power in harness or connectors.
5.
CHECK BATTERY CURRENT SENSOR
EC-373, "Component Inspection"
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Replace battery negative cable assembly.
6.
CHECK INTERMITTENT INCIDENT
GI-41, "Intermittent Incident"
.
>> INSPECTION END
Component Inspection
INFOID:0000000009429299
1.
CHECK BATTERY CURRENT SENSOR
1. Reconnect harness connectors disconnected.
2. Disconnect battery negative cable.
3. Install jumper cable between battery negative terminal and body
ground.
4. Turn ignition switch ON.
5. Check the voltage between ECM harness connector and
ground.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace battery negative cable assembly.
Battery current sensor
ECM
Continuity
Connector
Terminal
Connector Terminal
F9
3
F11
68
Existed
Battery current sensor
ECM
Continuity
Connector
Terminal
Connector Terminal
F9
4
F11
58
Existed
ECM
Ground
Voltage
Connector
Terminal
F11
58
(Battery current sensor signal)
Ground Approx. 2.5V
JPBIA3287ZZ
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