Qashqai J11. Engine control system (K9K) — part 19
P0806 CLUTCH SWITCH
ECK-289
< DTC/CIRCUIT DIAGNOSIS >
[K9K]
C
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ECK
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4.
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 CLUTCH INTERLOCK SWITCH
Check clutch interlock switch. Refer to
ECK-289, "Component Inspection (Clutch Interlock Switch)"
.
Is the inspection result normal?
YES
>> Check intermittent incident. Refer to
GI-41, "Intermittent Incident"
.
NO
>> Replace error-detected parts.
Component Inspection (Clutch Interlock Switch)
INFOID:0000000010434263
1.
CHECK CLUTCH INTERLOCK SWITCH-1
1.
Turn ignition switch OFF.
2.
Disconnect clutch interlock switch harness connector.
3.
Check the continuity between clutch interlock switch terminals as per the following conditions.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> GO TO 2.
2.
CHECK CLUTCH INTERLOCK SWITCH-2
1.
Adjust clutch interlock switch installation. Refer to
CL-7, "Inspection and Adjustment"
2.
Check the continuity between clutch interlock switch terminals as per the following conditions.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace clutch interlock switch. Refer to
.
Component Inspection (Clutch Pedal Position Switch)
INFOID:0000000010434264
1.
CHECK CLUTCH PEDAL POSITION SWITCH-1
1.
Turn ignition switch OFF.
2.
Disconnect clutch pedal position switch harness connector.
3.
Check the continuity between clutch pedal position switch terminals as per the following conditions.
+
−
Continuity
Clutch interlock switch
ECM
Connector
Terminal
Connector
Terminal
E52
2
E59
6
Existed
Clutch interlock switch
Condition
Continuity
+
−
Terminals
1
2
Clutch pedal
Fully released
Not existed
Fully depressed
Existed
Clutch interlock switch
Condition
Continuity
+
−
Terminals
1
2
Clutch pedal
Fully released
Not existed
Fully depressed
Existed
ECK-290
< DTC/CIRCUIT DIAGNOSIS >
[K9K]
P0806 CLUTCH SWITCH
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> GO TO 2.
2.
CHECK CLUTCH PEDAL POSITION SWITCH-2
1.
Adjust clutch pedal position switch installation. Refer to
CL-10, "Removal and Installation"
2.
Check the continuity between clutch pedal position switch terminals as per the following conditions.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace clutch pedal position switch. Refer to
Clutch pedal position
switch
Condition
Continuity
+
−
Terminals
1
2
Clutch pedal
Fully released
Existed
Fully depressed
Not existed
Clutch pedal position
switch
Condition
Continuity
+
−
Terminals
1
2
Clutch pedal
Fully released
Existed
Fully depressed
Not existed
P0833 CPP SWITCH
ECK-291
< DTC/CIRCUIT DIAGNOSIS >
[K9K]
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P0833 CPP SWITCH
DTC Logic
INFOID:0000000010289902
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at
least 1 minute before conducting the next test.
>> GO TO 2.
2.
PERFORM DTC CONFIRMATION PROCEDURE-1
1.
Turn ignition switch ON.
2.
Fully depress clutch pedal.
3.
Fully release clutch pedal.
4.
Repeat steps 2 and 3 for five times.
5.
Check DTC.
Is DTC detected?
YES
>> Go to
ECK-292, "Diagnosis Procedure"
.
NO
>> GO TO 3.
3.
PERFORM DTC CONFIRMATION PROCEDURE-2
Perform component function check. Refer to
ECK-291, "Component Function Check"
NOTE:
Use component function check to check the overall function of the clutch switch circuit. During this
check, a DTC might not be confirmed.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Go to
ECK-292, "Diagnosis Procedure"
.
Component Function Check
INFOID:0000000010289903
1.
PERFORM COMPONENT FUNCTION CHECK
1.
Turn ignition switch ON.
2.
Check the voltage between ECM harness connector terminals under the following conditions.
Is the inspection result normal?
YES
>> INSPECTION END
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P0833
CLUTCH SWITCH SIGNAL
CONSISTENCY
(Clutch pedal switch “B” cir-
cuit)
• 1.DEF: SIGNAL INCOHER-
ENCE
• 2.DEF: —
Correlation of two clutch pedal position switch signal
is inconsistency.
• Harness and connectors
• Clutch pedal position switch
ECM
Condition
Voltage
Connector
+
–
Terminal
E59
9
25
Clutch pedal
Fully released
Approx. 0 V
Fully depressed
Battery voltage
ECK-292
< DTC/CIRCUIT DIAGNOSIS >
[K9K]
P0833 CPP SWITCH
NO
>> Proceed to
ECK-292, "Diagnosis Procedure"
Diagnosis Procedure
INFOID:0000000010289904
1.
CHECK CLUTCH PEDAL POSITION SWITCH GROUND CIRCUIT FOR OPEN AND SHORT
1.
Disconnect clutch pedal position switch harness connector.
2.
Check the continuity between clutch pedal position switch harness connector and ground.
3.
Also check harness for short to power.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair open circuit or short to power in harness or connectors.
2.
CHECK CLUTCH PEDAL POSITION SWITCH INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
1.
Disconnect ECM harness connectors.
2.
Check the continuity between clutch pedal position switch harness connector and ECM harness connec-
tor.
3.
Also check harness for short to ground and short to power.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair open circuit or short to ground or short to power in harness or connectors.
3.
CHECK CLUTCH PEDAL POSITION SWITCH
ECK-292, "Component Inspection (Clutch Pedal Position Switch)"
Is the inspection result normal?
YES
>> Check intermittent incident. Refer to
GI-41, "Intermittent Incident"
.
NO
>> Replace clutch pedal position switch.
Component Inspection (Clutch Pedal Position Switch)
INFOID:0000000010289905
1.
CHECK CLUTCH PEDAL POSITION SWITCH-1
1.
Turn ignition switch OFF.
2.
Disconnect clutch pedal position switch harness connector.
3.
Check the continuity between clutch pedal position switch terminals under the following conditions.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> GO TO 2.
+
-
Continuity
Clutch pedal position switch
Connector
Terminal
E2
2
Ground
Existed
+
-
Continuity
Clutch pedal position switch
ECM
Connector
Terminal
Connector
Terminal
E2
1
E59
9
Existed
Clutch pedal position switch
Condition
Continuity
+
-
Terminal
1
2
Clutch pedal
Fully released
Existed
Slightly depressed
Not existed
P0833 CPP SWITCH
ECK-293
< DTC/CIRCUIT DIAGNOSIS >
[K9K]
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ECK
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2.
CHECK CLUTCH PEDAL POSITION SWITCH-2
1.
Adjust clutch pedal position switch installation. Refer to
CL-7, "Inspection and Adjustment"
.
2.
Check the continuity between clutch pedal position switch terminals under the following conditions.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace clutch pedal position switch.
Clutch pedal position switch
Condition
Continuity
+
-
Terminal
1
2
Clutch pedal
Fully released
Existed
Slightly depressed
Not existed
ECK-294
< DTC/CIRCUIT DIAGNOSIS >
[K9K]
P1453 DIESEL PARTICULATE FILTER PRESSURE SENSOR
P1453 DIESEL PARTICULATE FILTER PRESSURE SENSOR
DTC Logic
INFOID:0000000010289919
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PERFORM DIAGNOSIS PROCEDURE
NOTE:
DTC P1453 can not duplicate.
>> Proceed to
ECK-294, "Diagnosis Procedure"
Diagnosis Procedure
INFOID:0000000010289920
1.
VISUALLY CHECK
Visually check for chipping of DPF (Diesel Particulate Filter) differential pressure sensor tubing.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace malfunctioning parts.
2.
CHECK DPF DIFFERENTIAL PRESSURE SENSOR HARNESS CONNECTOR CONNECTIONS
Check DPF differential pressure sensor harness connector connection.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace error-detected parts.
3.
CHECK DPF DIFFERENTIAL PRESSURE SENSOR CIRCUIT FOR OPEN AND SHORT
1.
Turn ignition switch OFF.
2.
Check DPF differential pressure sensor circuit for open and short.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace error-detected parts.
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P1453
DIFF. PRESSURE SENSOR CIR-
CUIT, PARTICLE FILTER
(Differential pressure sensor cir-
cuit, particule filter)
• 1.DEF: IMPLAUSIBLE SIGNAL
• 2.DEF: CLOGGED
• 3.DEF: FAULT ALERTED VIA
THE CONTROL UNIT
• 4.DEF: COMPARISON OF
CONFORMITY INFORMATION
(CHECKSUM)
ECM detects an abnormal pressure of DPF.
• Harness and connectors
• DPF differential pressure sen-
sor
+
-
Continuity
ECM
DPF differential pressure
sensor
Connector
Terminal
Connector
Terminal
F80
53
F11
1
Existed
58
2
80
3
P1453 DIESEL PARTICULATE FILTER PRESSURE SENSOR
ECK-295
< DTC/CIRCUIT DIAGNOSIS >
[K9K]
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4.
CHECK DPF DIFFERENTIAL PRESSURE SENSOR
ECK-295, "Component Inspection (DPF Differential Pressure Sensor)"
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Replace error-detected parts.
5.
CHECK DPF DIFFERENTIAL PRESSURE SENSOR TUBE
1.
Remove DPF differential pressure sensor tube.
2.
Check DPF differential pressure sensor tube for clogging.
Is the inspection result normal?
YES
>> Check intermittent incident. Refer to
GI-41, "Intermittent Incident"
.
NO
>> Repair DPF differential pressure sensor tube.
Component Inspection (DPF Differential Pressure Sensor)
INFOID:0000000010289921
1.
CHECK DPF DIFFERENTIAL PRESSURE SENSOR
1.
Disconnect DPF differential pressure sensor harness connector.
2.
Check the resistance between DPF differential pressure sensor terminals as follows.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace DPF differential pressure sensor.
DPF differential pressure sen-
sor
Resistance
+
-
Terminals
3
2
330 k
Ω
ECK-296
< DTC/CIRCUIT DIAGNOSIS >
[K9K]
P1480 EXHAUST ELECTRIC THROTTLE CONTROL ACTUATOR
P1480 EXHAUST ELECTRIC THROTTLE CONTROL ACTUATOR
DTC Logic
INFOID:0000000010289922
DTC DETECTION LOGIC
NOTE:
If DTC P1480 is displayed with DTC P1481 and P1482, perform trouble diagnosis for DTC P1481 and
P1482. Refer to
.
DTC CONFIRMATION PROCEDURE
1.
PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at
least 1 minute before conducting the next test.
>> GO TO 2.
2.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Turn ignition switch ON and wait at least 3 seconds.
2.
Check DTC.
Is DTC detected?
YES
>> Proceed to
ECK-296, "Diagnosis Procedure"
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000010289923
1.
CHECK ECM HARNESS CONNECTOR CONNECTIONS
1.
Turn ignition switch OFF.
2.
Check ECM harness connector connection.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace error-detected parts.
2.
CHECK EXHAUST ELECTRIC THROTTLE CONTROL ACTUATOR HARNESS CONNECTOR CONNEC-
TIONS
Check exhaust electric throttle control actuator harness connector connection.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace error-detected parts.
3.
CHECK EXHAUST ELECTRIC THROTTLE CONTROL ACTUATOR POWER SUPPLY CIRCUIT
Check the power supply of the exhaust electric throttle control actuator.
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P1480
EXHAUST AIR FLAP
(Exhaust air flap)
• 1.DEF: NO RESPONSE FROM
THE VALVE MOTOR
• 2.DEF: INLET FLAP BLOCKED
CLOSED
• 3.DEF: CLOSING OF AIR IN-
LET FLAP
• 4.DEF: INLET FLAP BLOCKED
OPEN
• Exhaust throttle valve regulation error.
• ECM detects an incorrect closed position of
the exhaust throttle valve.
• Exhaust throttle valve stuck
• Exhaust electric throttle control
actuator
P1480 EXHAUST ELECTRIC THROTTLE CONTROL ACTUATOR
ECK-297
< DTC/CIRCUIT DIAGNOSIS >
[K9K]
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ECK
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Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Perform trouble diagnosis for power supply circuit.
4.
CHECK EXHAUST ELECTRIC THROTTLE CONTROL ACTUATOR CIRCUIT FOR OPEN AND SHORT
1.
Turn ignition switch OFF.
2.
Check exhaust electric throttle control actuator circuit for open and short.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair or replace error-detected parts.
5.
DTC CONFIRMATION PROCEDURES
1.
Erase DTC.
2.
Perform DTC confirmation procedure again. Refer to
Is the DTC P1480 displayed again?
YES
>> GO TO 6.
NO
>> Check intermittent incident. Refer to
GI-41, "Intermittent Incident"
.
6.
CHECK EXHAUST ELECTRIC THROTTLE CONTROL ACTUATOR
Perform
ECK-303, "Component Inspection (Exhaust Throttle Position Sensor)"
,
Inspection (Exhaust Throttle Control Motor)"
Is the inspection result normal?
YES
>> Check intermittent incident. Refer to
GI-41, "Intermittent Incident"
.
NO
>> GO TO 7.
7.
REPLACE EXHAUST ELECTRIC THROTTLE CONTROL ACTUATOR
1.
Replace exhaust electric throttle control actuator.
2.
>> INSPECTION END
Component Inspection (Exhaust Throttle Control Motor)
INFOID:0000000010289924
1.
CHECK EXHAUST THROTTLE CONTROL MOTOR
1.
Disconnect exhaust electric throttle control actuator harness connector.
2.
Check the resistance between exhaust throttle control motor terminals as follows.
+
-
Voltage
Exhaust electric throttle control ac-
tuator
Connector
Terminal
F59
5
Ground
Battery voltage
+
+
Continuity
ECM
Exhaust electric throttle
control actuator
Connector
Terminal
Connector
Terminal
F80
57
F59
1
Existed
62
2
76
3
F81
149
6
150
5
ECK-298
< DTC/CIRCUIT DIAGNOSIS >
[K9K]
P1480 EXHAUST ELECTRIC THROTTLE CONTROL ACTUATOR
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace exhaust electric throttle control actuator.
Exhaust electric throttle control actua-
tor
Resistance
+
-
Terminal
5
6
2.65 - 3.25
Ω
P1481 EXHAUST ELECTRIC THROTTLE CONTROL ACTUATOR
ECK-299
< DTC/CIRCUIT DIAGNOSIS >
[K9K]
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P1481 EXHAUST ELECTRIC THROTTLE CONTROL ACTUATOR
DTC Logic
INFOID:0000000010289925
DTC DETECTION LOGIC
NOTE:
If DTC P1481 is displayed with DTC P0651, first perform the trouble diagnosis for DTC P0651. Refer to
DTC CONFIRMATION PROCEDURE
1.
PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at
least 1 minute before conducting the next test.
>> GO TO 2.
2.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Start engine and wait at least 1 second.
2.
Check DTC.
Is DTC detected?
YES
>>
ECK-299, "Diagnosis Procedure"
.
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000010289926
1.
CHECK ECM HARNESS CONNECTOR CONNECTIONS
1.
Turn ignition switch OFF.
2.
Check ECM harness connector connection.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace error-detected parts.
2.
CHECK EXHAUST ELECTRIC THROTTLE CONTROL ACTUATOR HARNESS CONNECTOR CONNEC-
TIONS
Check exhaust electric throttle control actuator harness connector connection.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace error-detected parts.
3.
CHECK EXHAUST ELECTRIC THROTTLE CONTROL ACTUATOR POWER SUPPLY CIRCUIT
Check the power supply of the exhaust electric throttle control actuator.
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P1481
EXHAUST AIR FLAP CIR-
CUIT
(Exhaust air flap circuit)
• 1.DEF: —
• 2.DEF: OPERATION TEM-
PERATURE TOO HIGH
• ECM detects the exhaust electric throttle control
valve command circuit is short to ground.
• ECM detects the exhaust electric throttle control
valve command circuit is short to power.
• ECM detects an over temperature of the exhaust
electric throttle control actuator.
• Harness and connectors
(Exhaust electric throttle con-
trol actuator command circuit is
open or shorted.)
• Exhaust electric throttle control
actuator
• Exhaust throttle valve stuck
ECK-300
< DTC/CIRCUIT DIAGNOSIS >
[K9K]
P1481 EXHAUST ELECTRIC THROTTLE CONTROL ACTUATOR
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Perform trouble diagnosis for power supply circuit.
4.
CHECK EXHAUST ELECTRIC THROTTLE CONTROL ACTUATOR CIRCUIT FOR OPEN AND SHORT
1.
Turn ignition switch OFF.
2.
Check exhaust electric throttle control actuator circuit for open and short.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair or replace error-detected parts.
5.
CHECK EXHAUST ELECTRIC THROTTLE CONTROL ACTUATOR
Perform
ECK-303, "Component Inspection (Exhaust Throttle Position Sensor)"
,
Inspection (Exhaust Throttle Control Motor)"
Is the inspection result normal?
YES
>> Check intermittent incident. Refer to
GI-41, "Intermittent Incident"
.
NO
>> GO TO 6.
6.
REPLACE EXHAUST ELECTRIC THROTTLE CONTROL ACTUATOR
1.
Replace exhaust electric throttle control actuator.
2.
>> INSPECTION END
Component Inspection (Exhaust Throttle Control Motor)
INFOID:0000000010289927
1.
CHECK EXHAUST THROTTLE CONTROL MOTOR
1.
Disconnect exhaust electric throttle control actuator harness connector.
2.
Check the resistance between exhaust throttle control motor terminals as follows.
Is the inspection result normal?
YES
>> INSPECTION END
+
-
Voltage
Exhaust electric throttle control ac-
tuator
Connector
Terminal
F59
5
Ground
Battery voltage
+
+
Continuity
ECM
Exhaust electric throttle
control actuator
Connector
Terminal
Connector
Terminal
F80
57
F59
1
Existed
62
2
76
3
F81
149
6
150
5
Exhaust throttle control actuator
Resistance
+
-
Terminal
5
6
2.65 - 3.25
Ω
P1481 EXHAUST ELECTRIC THROTTLE CONTROL ACTUATOR
ECK-301
< DTC/CIRCUIT DIAGNOSIS >
[K9K]
C
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ECK
N
P
O
NO
>> Replace exhaust electric throttle control actuator.
ECK-302
< DTC/CIRCUIT DIAGNOSIS >
[K9K]
P1482 EXHAUST ELECTRIC THROTTLE CONTROL ACTUATOR
P1482 EXHAUST ELECTRIC THROTTLE CONTROL ACTUATOR
DTC Logic
INFOID:0000000010289928
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at
least 1 minute before conducting the next test.
>> GO TO 2.
2.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Turn ignition switch ON and wait at least 1 second.
2.
Check DTC.
Is DTC detected?
YES
>> Proceed to
ECK-302, "Diagnosis Procedure"
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000010289929
1.
CHECK ECM HARNESS CONNECTOR CONNECTIONS
1.
Turn ignition switch OFF.
2.
Check ECM harness connector connection.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace error-detected parts.
2.
CHECK EXHAUST ELECTRIC THROTTLE CONTROL ACTUATOR HARNESS CONNECTOR CONNEC-
TIONS
Check exhaust electric throttle control actuator harness connector connection.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace error-detected parts.
3.
CHECK EXHAUST ELECTRIC THROTTLE CONTROL ACTUATOR POWER SUPPLY CIRCUIT
Check the power supply of the exhaust electric throttle control actuator.
Is the inspection result normal?
YES
>> GO TO 4.
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P1482
EXHAUST AIR FLAP POSI-
TION SENSOR
(Exhaust air flap position sen-
sor)
• 1.DEF: SIGNAL INCOHER-
ENCE
• An exhaust throttle valve position sensor voltage
is more than 4.8 V.
• An exhaust throttle valve position sensor voltage
is less than 0.2 V.
• Harness and connectors
(Exhaust throttle valve position
sensor circuit is open or short-
ed.)
• Exhaust throttle valve position
sensor
+
-
Voltage
Exhaust electric throttle control ac-
tuator
Connector
Terminal
F59
5
Ground
Battery voltage
P1482 EXHAUST ELECTRIC THROTTLE CONTROL ACTUATOR
ECK-303
< DTC/CIRCUIT DIAGNOSIS >
[K9K]
C
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ECK
N
P
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NO
>> Perform trouble diagnosis for power supply circuit.
4.
CHECK EXHAUST THROTTLE POSITION SENSOR CIRCUIT FOR OPEN AND SHORT
1.
Turn ignition switch OFF.
2.
Check exhaust electric throttle control actuator circuit for open and short.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair or replace error-detected parts.
5.
CHECK EXHAUST THROTTLE POSITION SENSOR
ECK-303, "Component Inspection (Exhaust Throttle Position Sensor)"
Is the inspection result normal?
YES
>> Check intermittent incident. Refer to
GI-41, "Intermittent Incident"
.
NO
>> GO TO 6.
6.
REPLACE EXHAUST ELECTRIC THROTTLE CONTROL ACTUATOR
1.
Replace exhaust electric throttle control actuator.
2.
>> INSPECTION END
Component Inspection (Exhaust Throttle Position Sensor)
INFOID:0000000010289930
1.
CHECK EXHAUST THROTTLE POSITION SENSOR
1.
Turn ignition switch ON.
2.
Check the voltage between ECM terminals as follows.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace exhaust electric throttle control actuator.
+
+
Continuity
ECM
Exhaust electric throttle
control actuator
Connector
Terminal
Connector
Terminal
F80
76
F59
3
Existed
ECM
Voltage
+
-
Terminal
76
62
0.2 – 4.8 V
ECK-304
< DTC/CIRCUIT DIAGNOSIS >
[K9K]
P1483 EXHAUST ELECTRIC THROTTLE CONTROL ACTUATOR
P1483 EXHAUST ELECTRIC THROTTLE CONTROL ACTUATOR
DTC Logic
INFOID:0000000010289931
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at
least 1 minute before conducting the next test.
>> GO TO 2.
2.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Turn ignition switch ON and wait at least 1 second.
2.
Check DTC.
Is DTC detected?
YES
>> Proceed to
ECK-304, "Diagnosis Procedure"
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000010289932
1.
CHECK ECM HARNESS CONNECTOR CONNECTIONS
1.
Turn ignition switch OFF.
2.
Check ECM harness connector connection.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace error-detected parts.
2.
CHECK EXHAUST ELECTRIC THROTTLE CONTROL ACTUATOR HARNESS CONNECTOR CONNEC-
TIONS
Check exhaust electric throttle control actuator harness connector connection.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace error-detected parts.
3.
CHECK EXHAUST ELECTRIC THROTTLE CONTROL ACTUATOR POWER SUPPLY CIRCUIT
Check the power supply of the exhaust electric throttle control actuator.
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P1483
EXHAUST AIR FLAP POSI-
TION SENSOR CIRCUIT
(Exhaust air flap position sen-
sor circuit)
• 1.DEF: OFFSET IMPLAU-
SIBLE
ECM detects the exhaust throttle valve regulation er-
ror.
• Harness and connectors
(Exhaust throttle valve position
sensor circuit is open or short-
ed.)
• Exhaust throttle valve stuck
• Exhaust electric throttle control
actuator
• Exhaust throttle valve position
sensor
+
-
Voltage
Exhaust electric throttle control ac-
tuator
Connector
Terminal
F59
5
Ground
Battery voltage
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