Nissan Qashqai J11. Manual — part 238
ECH-250
< DTC/CIRCUIT DIAGNOSIS >
[HRA2DDT]
P0657 ECM RELAY
P0657 ECM RELAY
DTC Logic
INFOID:0000000010379143
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PRECONDITIONING
Turn ignition switch OFF and wait at least 12 minutes.
>> GO TO 2.
2.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Turn ignition switch ON and wait at least 10 second.
2.
Check DTC.
Is DTC detected?
YES
>> Proceed to
ECH-250, "Diagnosis Procedure"
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000010379144
1.
CHECK GROUND CONNECTION
1.
Turn ignition switch OFF.
2.
Check ground connection E4. Refer to Ground Inspection in
.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace ground connection.
2.
CHECK ECM RELAY CIRCUIT-1
1.
Turn ignition switch OFF.
2.
Check the voltage between ECM harness connector and ground.
Is the inspection result normal?
YES
>> Perform intermittent incident. Refer to
GI-41, "Intermittent Incident"
NO
>> GO TO 3.
3.
CHECK ECM RELAY CIRCUIT-II
1.
Disconnect ECM harness connector.
2.
Disconnect IPDM E/R harness connector.
3.
Check the continuity between ECM harness connector and IPDM E/R harness connector.
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P0657
ACTUATORS SUPPLY
VOLTAGE A
(Actuator supply voltage “A”
circuit/open)
ECM detection of ECM relay always ON.
• Harness or connectors
(The ECM relay circuit is open or short-
ed.)
• IPDM E/R (ECM relay)
• Fuse (No. 52)
• Fuse (No. 55)
ECM
Voltage
+
–
Connector
Terminal
Connector
Terminal
F17
93
E9
29
Battery voltage
E9
28
E9
29
Battery voltage
P0657 ECM RELAY
ECH-251
< DTC/CIRCUIT DIAGNOSIS >
[HRA2DDT]
C
D
E
F
G
H
I
J
K
L
M
A
ECH
N
P
O
4.
Also check harness for short to ground and short to power.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> GO TO 4.
4.
DETECT MALFUNCTIONING PART
Check the following.
• Harness for short to ground between ECM and IPDM E/R
• ECM relay
>> Repair or replace error-detected parts.
5.
CHECK 15A FUSE
1.
Disconnect 15A fuse (No. 52) from IPDM E/R.
2.
Disconnect 15A fuse (No. 55) from IPDM E/R.
3.
Check the fuse.
Is the inspection result normal?
YES
>> Perform intermittent incident. Refer to
GI-41, "Intermittent Incident"
.
NO
>> Replace malfunctioning fuse.
ECM
IPDM E/R
Continuity
Connector
Terminal
Connector
Terminal
F17
93
F90
105
Existed
E9
28
F90
96
Existed
ECH-252
< DTC/CIRCUIT DIAGNOSIS >
[HRA2DDT]
P0697 SENSOR POWER SUPPLY
P0697 SENSOR POWER SUPPLY
DTC Logic
INFOID:0000000010500702
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PRECONDITIONING
Turn ignition switch OFF and wait at least 12 minutes.
>> GO TO 2.
2.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Turn ignition switch ON and wait at least 1 second.
2.
Check trip DTC.
Is DTC detected?
YES
>> Proceed to
ECH-252, "Diagnosis Procedure"
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000010500703
1.
CHECK SENSOR POWER SUPPLY
1.
Turn ignition switch ON.
2.
Check the voltage between ECM harness connector and ground.
Is the inspection result normal?
YES
>> Check intermittent incident. Refer to
GI-41, "Intermittent Incident"
.
NO
>> GO TO 2.
2.
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 3.
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P0697
SENSOR REFERENCE
VOLTAGE C
(Sensor reference voltage
“C” circuit/open)
• ECM detects that the voltage of power
source for sensor remains at more than 5.5
V for 0.15 second or more.
• ECM detects that the voltage of power
source for sensor remains at less than 4.5
V for 0.15 second or more.
• Harness or connectors
(The camshaft position sensor power
supply circuit)
(The exhaust valve timing control posi-
tion sensor power supply circuit)
• Camshaft position sensor
• Exhaust valve timing control position
sensor
+
−
Voltage
(Approx.)
ECM
Connectors
Terminal
F18
133
Ground
5.0 V
F18
121
ECM
Sensor
Connector
Terminal
Name
Connector
Terminal
F18
133
Camshaft position sensor
F111
1
F18
121
Exhaust valve timing control position sensor
F12
1
P0697 SENSOR POWER SUPPLY
ECH-253
< DTC/CIRCUIT DIAGNOSIS >
[HRA2DDT]
C
D
E
F
G
H
I
J
K
L
M
A
ECH
N
P
O
NO
>> Repair short to ground or short to power in harness or connectors.
3.
CHECK COMPONENTS
Check the following.
• Camshaft position sensor. Proceed to
ECH-214, "Component Inspection"
• Exhaust valve timing control position sensor. Proceed to
ECH-219, "Diagnosis Procedure"
Is the inspection result normal?
YES
>> Check intermittent incident. Refer to
GI-41, "Intermittent Incident"
.
NO
>> Replace malfunctioning component.
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