Nissan Tiida C11. Manual — part 633
EC-1182
< COMPONENT DIAGNOSIS >
[K9K]
P0651 SENSOR POWER SUPPLY
P0651 SENSOR POWER SUPPLY
DTC Logic
INFOID:0000000001162651
DTC DETECTION LOGIC
NOTE:
• If DTC P0651 is displayed with DTC P0225, P0235, first perform trouble diagnosis for DTC P0651.
• Conditions for applying the diagnostic procedure to the stored DTCs:
The DTC is declared present after the ignition has been switched on.
• If the DTC is present:
• Malfunction indicator (Red) lights up.
Diagnosis Procedure
INFOID:0000000001162652
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 ACCELERATOR PEDAL POSITION SENSOR 1 POWER SUPPLY CIRCUIT
1.
Disconnect accelerator pedal position (APP) sensor harness connector.
2.
Turn ignition switch ON.
3.
Check the voltage between APP sensor harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> GO TO 3.
3.
CHECK SENSOR POWER SUPPLY CIRCUITS
Check harness for short to power and short to ground, between the following terminals.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair short to ground or short to power in harness or connectors.
4.
CHECK SENSOR GROUND CIRCUITS
DTC No.
Trouble diagnosis name
Possible cause
P0651
SENSOR POWER SUPPLY CIRCUIT
• 1.DEF: Parameter at minimum level
• 2.DEF: Parameter at maximum level
• Harness or connectors
(The APP sensor 1 power supply circuit is shorted.)
(Turbocharger boost sensor circuit is shorted.)
• Accelerator pedal position sensor
(APP sensor 1)
• Turbocharger boost sensor
APP sensor
Ground
Voltage
Connector
Terminal
E12 (LHD models)
M204 (RHD models)
4
Ground
Approx. 5V
ECM
Sensor
Connector
Terminal
Name
Connector
Terminal
E16
122
APP sensor
E12 (LHD models)
M204 (RHD models)
4
F10
36
Turbocharger boost sensor
F50
1
P0651 SENSOR POWER SUPPLY
EC-1183
< COMPONENT DIAGNOSIS >
[K9K]
C
D
E
F
G
H
I
J
K
L
M
A
EC
N
P
O
Check harness for short to power and short to ground, between the following terminals.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair short to ground or short to power in harness or connectors.
5.
CHECK TURBOCHARGER BOOST SENSOR
• Turbocharger boost sensor (Refer to
EC-1119, "Component Inspection"
.)
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Replace Turbocharger boost sensor.
6.
CHECK APP SENSOR
EC-1146, "Component Inspection"
.
Is the inspection result normal?
YES
>> GO TO 7.
NO
>> Replace APP sensor.
7.
CHECK INTERMITTENT INCIDENT
GI-55, "Intermittent Incident"
.
>> INSPECTION END
ECM
Sensor
Connector
Terminal
Name
Connector
Terminal
E16
127
APP sensor
E12 (LHD models)
M204 (RHD models)
2
F10
43
Turbocharger boost sensor
F50
2
EC-1184
< COMPONENT DIAGNOSIS >
[K9K]
P0685 ECM RELAY
P0685 ECM RELAY
DTC Logic
INFOID:0000000001162653
DTC DETECTION LOGIC
NOTE:
• If the DTC is present:
- Malfunction indicator (Red) lights up.
Diagnosis Procedure
INFOID:0000000001162654
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 ECM GROUND CIRCUIT FOR OPEN AND SHORT
1.
Check the continuity between ECM harness connector and ground.
2.
Also check harness for short to power.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair open circuit or short power in harness or connectors.
3.
CHECK ECM POWER SUPPLY CIRCUIT
Check the voltage between ECM harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> GO TO 6.
4.
CHECK ECM POWER SUPPLY CIRCUIT-II
1.
Disconnect ECM harness connector.
2.
Disconnect IPDM E/R harness connector E43.
3.
Check the continuity between ECM harness connector and IPDM E/R harness connector.
DTC No.
Trouble diagnosis name
Possible cause
P0685
ECM RELAY CIRCUIT
• CO: Open circuit
• CC.0: Short circuit to ground
• CC.1: Short circuit to +12V
• Harness or connectors
(The ECM relay circuit is open or short-
ed.)
• IPDM E/R (ECM relay)
ECM
Ground
Continuity
Connector
Terminal
E16
123
Ground
Existed
124
125
128
+
–
Voltage
Connector
Terminal
Connector
Terminal
F11
60
E16
128
Battery voltage
P0685 ECM RELAY
EC-1185
< COMPONENT DIAGNOSIS >
[K9K]
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 8.
NO
>> GO TO 5.
5.
DETECT MALFUNCTIONING PART
Check the following.
• Harness or connectors E8, F8
• Harness for open or short between ECM and IPDM E/R
>> Repair open circuit or short to ground or short to power in harness or connectors.
6.
CHECK ECM POWER SUPPLY CIRCUIT-III
1.
Disconnect ECM harness connector.
2.
Disconnect IPDM E/R harness connector E43.
3.
Check the continuity between ECM harness connector and IPDM E/R harness connector.
4.
Also check harness for short to ground and short to power.
Is the inspection result normal?
YES
>> GO TO 7.
NO
>> Repair open circuit or short to ground or short power in harness or connectors.
7.
CHECK 20A FUSE
1.
Disconnect 20A fuse (No. 53) from IPDM E/R.
2.
Check 20A fuse.
Is the inspection result normal?
YES
>> GO TO 8.
NO
>> Replace 20A fuse.
8.
CHECK INTERMITTENT INCIDENT
GI-55, "Intermittent Incident"
.
Is the inspection result normal?
YES
>> Replace IPDM E/R.
NO
>> Repair or replace.
ECM
IPDM E/R
Continuity
Connector
Terminal
Connector
Terminal
E68
53
E43
4
Existed
54
3
ECM
IPDM E/R
Continuity
Connector
Terminal
Connector
Terminal
F11
60
E43
7
Existed
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