Nissan Qashqai (2007-2010). Manual — part 465
P0560 BATTERY VOLTAGE
EC-1379
< COMPONENT DIAGNOSIS >
[K9K]
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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 9.
NO
>> GO TO 6.
6.
DETECT MALFUNCTIONING PART
Check the following.
• Harness or connectors E7, E121
• 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.
7.
CHECK ECM POWER SUPPLY CIRCUIT-III
1.
Disconnect ECM harness connector.
2.
Disconnect IPDM E/R harness connector E11.
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 8.
NO
>> Repair open circuit or short to ground or short power in harness or connectors.
8.
CHECK 20A FUSE
1.
Disconnect 20A fuse (No. 52) from IPDM E/R.
2.
Check 20A fuse.
Is the inspection result normal?
YES
>> GO TO 9.
NO
>> Replace 20A fuse.
9.
CHECK GROUND CONNECTION
Check ground connection E9. Refer to Ground Inspection in
Is the inspection result normal?
YES
>> GO TO 10.
NO
>> Repair or replace ground connection.
10.
CHECK ECM GROUND CIRCUIT FOR OPEN AND SHORT
1.
Check the continuity between ECM harness connector and ground.
ECM
IPDM E/R
Continuity
Connector
Terminal
Connector
Terminal
E68
53
E11
9
Existed
54
ECM
IPDM E/R
Continuity
Connector
Terminal
Connector
Terminal
F68
60
E11
15
Existed
ECM
Ground
Continuity
Connector
Terminal
E60
123
Ground
Existed
124
125
128
EC-1380
< COMPONENT DIAGNOSIS >
[K9K]
P0560 BATTERY VOLTAGE
2.
Also check harness for short to power.
Is the inspection result normal?
YES
>> GO TO 11.
NO
>> Repair open circuit or short power in harness or connectors.
11.
CHECK INTERMITTENT INCIDENT
GI-39, "Intermittent Incident"
Is the inspection result normal?
YES
>> Replace IPDM E/R.
NO
>> Repair or replace.
P0571 ASCD BRAKE SWITCH
EC-1381
< COMPONENT DIAGNOSIS >
[K9K]
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P0571 ASCD BRAKE SWITCH
DTC Logic
INFOID:0000000001115094
DTC DETECTION LOGIC
NOTE:
• Conditions for applying the diagnostic procedure to the stored DTCs:
The DTC is declared present after a series of actions on the brake pedal.
Diagnosis Procedure
INFOID:0000000000967569
1.
CHECK ASCD BRAKE SWITCH CIRCUIT
1.
Turn ignition switch ON.
2.
Check the voltage between ECM harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> GO TO 2.
2.
CHECK ASCD BRAKE SWITCH POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect stop lamp switch (with ASCD brake switch) harness connector.
3.
Turn ignition switch ON.
4.
Check the voltage between stop lamp switch harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> GO TO 3.
3.
DETECT MALFUNCTIONING PART
Check the following.
• Harness connector E105, M77
• 10A fuse (No. 4)
• Harness for open or short between fuse and stop lamp switch
>> Repair open circuit or short to ground or short to power in harness or connectors.
4.
CHECK ASCD BRAKE SWITCH INPUT SIGNAL CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect ECM harness connector.
DTC No.
Trouble diagnosis name
Possible cause
P0571
ASCD BRAKE SWITCH CIRCUIT
• 1.DEF: Values outside the levels
• 2.DEF: Signal incoherence
• 3.DEF: Signal outside upper level
• Harness or connectors
(Stop lamp switch circuit is open or shorted)
(The CAN communication line is open or short-
ed)
• Stop lamp switch
• BCM
ECM
Ground
Condition
Voltage
Connector
Terminal
E60
116
(ASCD brake switch)
Ground
Brake pedal
Fully released
0V
Slightly depressed
Battery voltage
Stop lamp switch
Ground
Voltage
Connector
Terminal
E115
4
Ground
Battery voltage
EC-1382
< COMPONENT DIAGNOSIS >
[K9K]
P0571 ASCD BRAKE SWITCH
3.
Check the continuity between stop lamp switch harness connector and ECM harness connector.
4.
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 short to ground or short to power in harness or connectors.
5.
CHECK ASCD BRAKE SWITCH
EC-1321, "Component Inspection"
.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Replace stop lamp switch.
6.
CHECK BCM
EC-1321, "Component Inspection"
.
Is the inspection result normal?
YES
>> GO TO 7.
NO
>> Repair or replace
7.
CHECK CAN COMMUNICATION LINE
EC-1321, "Component Inspection"
.
Is the inspection result normal?
YES
>> GO TO 8.
NO
>> Repair or replace
8.
CHECK INTERMITTENT INCIDENT
GI-39, "Intermittent Incident"
>> INSPECTION END
Component Inspection
INFOID:0000000000967570
1.
CHECK STOP LAMP SWITCH-I
1.
Turn ignition switch OFF.
2.
Disconnect stop lamp switch harness connector.
3.
Check the continuity between stop lamp switch terminals under the following conditions.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> GO TO 2.
2.
CHECK STOP LAMP SWITCH-II
1.
Adjust stop lamp switch installation. Refer to
BR-8, "Inspection and Adjustment"
(RHD models).
2.
Check the continuity between stop lamp switch terminals under the following conditions.
Stop lamp switch
ECM
Continuity
Connector
Terminal
Connector
Terminal
E115
3
E60
116
Existed
Terminals
Condition
Continuity
1 and 2
(Stop lamp switch)
Brake pedal
Fully released
Not existed
Slightly depressed
Existed
3 and 4
(ASCD brake switch)
Brake pedal
Fully released
Existed
Slightly depressed
Not existed
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