Nissan Qashqai J11. Manual — part 337
P1226 TP SENSOR
ECM-325
< DTC/CIRCUIT DIAGNOSIS >
[MR20DD]
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P1226 TP SENSOR
DTC Description
INFOID:0000000010703016
DTC DETECTION LOGIC
POSSIBLE CAUSE
Electric throttle control actuator (TP sensor 1 and 2)
FAIL-SAFE
Not applicable
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
>> Proceed to
ECM-325, "Diagnosis Procedure"
.
NO-1
>> To check malfunction symptom before repair: Refer to
GI-41, "Intermittent Incident"
NO-2
>> Confirmation after repair: INSPECTION END
Diagnosis Procedure
INFOID:0000000010703017
1.
CHECK ELECTRIC THROTTLE CONTROL ACTUATOR VISUALLY
1.
Turn ignition switch OFF.
2.
Remove the intake air duct. Refer to
EM-147, "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, then perform
throttle valve closed position learning. Refer to
2.
REPLACE ELECTRIC THROTTLE CONTROL ACTUATOR
Replace electric throttle control actuator. Refer to
EM-149, "Removal and Installation"
.
>> INSPECTION END
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
P1226
CTP LEARNING-B1
(Closed throttle position learning bank 1)
Closed throttle position learning is not performed successfully, repeatedly.
ECM-326
< DTC/CIRCUIT DIAGNOSIS >
[MR20DD]
P155D GENERATOR
P155D GENERATOR
DTC Description
INFOID:0000000010703018
DTC DETECTION LOGIC
POSSIBLE CAUSE
Generator
FAIL-SAFE
Not applicable
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.
Start the engine and let it idle at least 10 seconds.
2.
Check DTC.
Is DTC detected?
YES
>> Proceed to
ECM-326, "Diagnosis Procedure"
.
NO-1
>> To check malfunction symptom before repair: Refer to
GI-41, "Intermittent Incident"
.
NO-2
>> Confirmation after repair: INSPECTION END
Diagnosis Procedure
INFOID:0000000010703019
1.
CHECK CHARGING SYSTEM
Perform trouble diagnosis for charging system. Refer to
ECM-145, "Diagnosis Procedure"
.
Is the inspection result normal?
YES
>> Replace generator. Refer to
CHG-52, "MR20DD : Exploded View"
.
NO
>> Repair or replace error-detected parts.
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
P155D
GENERATOR
• ECM receives mechanical malfunction signal sent from generator.
• ECM receives electrical malfunction signal sent from generator.
P1564 ASCD STEERING SWITCH
ECM-327
< DTC/CIRCUIT DIAGNOSIS >
[MR20DD]
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P1564 ASCD STEERING SWITCH
DTC Description
INFOID:0000000010703020
DTC DETECTION LOGIC
POSSIBLE CAUSE
• Harness or connectors (ASCD steering switch circuit is open or shorted.)
• ASCD steering switch
• ECM
FAIL-SAFE
Not applicable
DTC CONFIRMATION PROCEDURE
1.
CHECK DTC PRIORITY
If DTC P1564 is displayed with DTC P0605, first perform the trouble diagnosis for DTC P0605.
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.
Turn ignition switch ON and wait at least 10 seconds.
2.
Press MAIN switch for at least 10 seconds, then release it and wait at least 10 seconds.
3.
Press CANCEL switch for at least 10 seconds, then release it and wait at least 10 seconds.
4.
Press ACCEL/RES switch for at least 10 seconds, then release it and wait at least 10 seconds.
5.
Press COAST/SET switch for at least 10 seconds, then release it and wait at least 10 seconds.
6.
Check DTC.
Is DTC detected?
YES
>> Proceed to
ECM-327, "Diagnosis Procedure"
.
NO-1
>> To check malfunction symptom before repair: Refer to
GI-41, "Intermittent Incident"
NO-2
>> Confirmation after repair: INSPECTION END
Diagnosis Procedure
INFOID:0000000010703021
1.
CHECK DTC PRIORITY
If DTC P1564 is displayed with DTC P0605, first perform the trouble diagnosis for DTC P0605.
Is applicable DTC detected?
YES
>> Perform diagnosis of applicable. Refer to
.
NO
>> GO TO 2.
2.
CHECK ASCD STEERING SWITCH CIRCUIT
With CONSULT
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
P1564
ASCD SW
(ASCD switch)
ECM detects that input signal from the ASCD steering switch is out of the
specified range.
ECM-328
< DTC/CIRCUIT DIAGNOSIS >
[MR20DD]
P1564 ASCD STEERING SWITCH
1.
Turn ignition switch ON.
2.
Select “MAIN SW”, “CANCEL SW”, “RESUME/ACC SW” and “SET SW” in “DATA MONITOR” mode of
“ENGINE” using CONSULT.
3.
Check each item indication as per the following conditions.
Without CONSULT
1.
Turn ignition switch ON.
2.
Check the voltage between ECM harness connector terminals.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> GO TO 3.
3.
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 switch (spiral cable) and ECM harness connector.
5.
Also check harness for short to ground and to power.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace malfunctioning part.
4.
CHECK ASCD STEERING SWITCH INPUT SIGNAL CIRCUIT
1.
Check the continuity between ECM harness connector and combination switch.
Monitor item
Condition
Indication
MAIN SW
MAIN switch
Pressed
ON
Released
OFF
CANCEL SW
CANCEL switch
Pressed
ON
Released
OFF
RESUME/ACC SW
ACCEL/RES switch
Pressed
ON
Released
OFF
SET SW
COAST/SET switch
Pressed
ON
Released
OFF
ECM
Condition
Voltage
(Approx.)
Connector
+
–
Terminal
E57
110
111
MAIN switch: Pressed
0 V
CANCEL switch: Pressed
1.0 V
COAST/SET switch: Pressed
2.0 V
ACCEL/RES switch: Pressed
3.0 V
All ASCD steering switches: Released
4.0 V
+
–
Continuity
Combination switch
(Spiral cable)
ECM
Connector
Terminal
Connector
Terminal
M66
28
E57
111
Existed
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