Nissan Qashqai J11. Manual — part 356
INFORMATION DISPLAY (ASCD)
ECM-401
< DTC/CIRCUIT DIAGNOSIS >
[MR20DD]
C
D
E
F
G
H
I
J
K
L
M
A
ECM
N
P
O
INFORMATION DISPLAY (ASCD)
Component Function Check
INFOID:0000000010703087
1.
CHECK INFORMATION DISPLAY
1.
Start engine.
2.
Press MAIN switch on ASCD steering switch.
3.
Drive the vehicle at more than 40 km/h (25 MPH).
CAUTION:
Always drive vehicle at a safe speed.
4.
Press SET/COAST switch.
5.
Check that the reading of the speedometer shows the same value as the set speed indicated in the infor-
mation display while driving the vehicle on a flat road.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Proceed to
ECM-401, "Diagnosis Procedure"
.
Diagnosis Procedure
INFOID:0000000010703088
1.
CHECK DTC
1.
Check that DTC UXXXX is not displayed.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Perform trouble diagnosis for DTC UXXXX. Refer to
.
2.
CHECK DTC WITH COMBINATION METER
Check DTC with combination meter. Refer to
MWI-29, "CONSULT Function (METER/M&A)"
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Perform trouble diagnosis for DTC indicated.
3.
CHECK INTERMITTENT INCIDENT
Check intermittent incident. Refer to
GI-41, "Intermittent Incident"
.
Is the inspection result normal?
YES
>> Replace combination meter. Refer to
MWI-80, "Removal and Installation"
NO
>> Repair or replace error-detected parts.
ECM-402
< DTC/CIRCUIT DIAGNOSIS >
[MR20DD]
CLUTCH PEDAL POSITION SWITCH
CLUTCH PEDAL POSITION SWITCH
Description
INFOID:0000000010703089
Clutch pedal position switch signal is applied to the ECM through the clutch pedal position switch when the
clutch pedal is depressed.
Component Function Check
INFOID:0000000010703090
1.
CHECK FOR CLUTCH PEDAL POSITION SWITCH FUNCTION
1.
Turn ignition switch ON.
2.
Check the voltage between ECM harness connector the following conditions.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Refer to
ECM-402, "Diagnosis Procedure"
.
Diagnosis Procedure
INFOID:0000000010703091
1.
CHECK CLUTCH PEDAL POSITION SWITCH INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
1.
Turn ignition switch OFF.
2.
Disconnect clutch pedal position switch harness connector.
3.
Disconnect ECM harness connector.
4.
Check the continuity between clutch pedal position switch harness connector and ECM harness connec-
tor.
5.
Also check harness for short to ground and short to power.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair open circuit, short to ground or short to power in harness or connectors.
2.
CHECK CLUTCH PEDAL POSITION SWITCH GROUND CIRCUIT FOR OPEN AND SHORT
1.
Check the continuity between clutch pedal position switch harness connector and ground.
2.
Also check harness for short to power.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> GO TO 3.
3.
DETECT MALFUNCTIONING PART
Check the following.
• Harness for open and short between clutch pedal position switch and ground
ECM
Condition
Voltage
Connector
+
-
Terminal
Terminal
E57
108
128
Clutch pedal
Slightly depressed
Battery voltage
Fully released
Approx. 0 V
Clutch pedal position switch
ECM
Continuity
Connector
Terminal
Connector
Terminal
E2
1
E57
108
Existed
Clutch pedal position switch
Ground
Continuity
Connector
Terminal
E2
2
Ground
Existed
CLUTCH PEDAL POSITION SWITCH
ECM-403
< DTC/CIRCUIT DIAGNOSIS >
[MR20DD]
C
D
E
F
G
H
I
J
K
L
M
A
ECM
N
P
O
>> Repair open circuit or short to power in harness or connectors.
4.
CHECK CLUTCH PEDAL POSITION SWITCH
ECM-403, "Component Inspection (Clutch Pedal Position Switch)"
.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Replace clutch pedal assembly.
5.
CHECK INTERMITTENT INCIDENT
GI-41, "Intermittent Incident"
.
>> INSPECTION END
Component Inspection (Clutch Pedal Position Switch)
INFOID:0000000010703092
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 terminal under the following conditions.
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-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 assembly.
Terminal
Condition
Continuity
1 and 2
Clutch pedal
Slightly depressed
Not existed
Fully released
Existed
Terminals
Condition
Continuity
1 and 2
Clutch pedal
Slightly depressed
Not existed
Fully released
Existed
ECM-404
< DTC/CIRCUIT DIAGNOSIS >
[MR20DD]
BRAKE PEDAL POSITION SWITCH
BRAKE PEDAL POSITION SWITCH
Component Function Check
INFOID:0000000010703093
1.
CHECK BRAKE PEDAL POSITION SWITCH FUNCTION
With CONSULT
1.
Turn ignition switch ON.
2.
Select “BRAKE SW” in “DATA MONITOR” mode with CONSULT.
3.
Check “BRAKE SW” indication as per the following conditions.
Without CONSULT
1.
Turn ignition switch ON.
2.
Check the voltage between ECM harness connector terminals as per the following.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Proceed to
ECM-404, "Diagnosis Procedure"
.
Diagnosis Procedure
INFOID:0000000010703094
1.
CHECK BRAKE PEDAL POSITION SWITCH CIRCUIT
With CONSULT
1.
Turn ignition switch ON.
2.
Select “BRAKE SW 1” in “DATA MONITOR” mode of “ENGINE” with CONSULT.
3.
Check “BRAKE SW 1” indication as per the following conditions.
Without CONSULT
1.
Turn ignition switch ON.
2.
Check the voltage between ECM harness connector terminals as per the following.
Is the inspection result normal?
Monitor item
Condition
Indication
BRAKE SW 1
Brake pedal
Slightly de-
pressed
OFF
Fully re-
leased
ON
ECM
Condition
Voltage
(Approx.)
Connector
+
–
Terminal
E57
116
128
Brake pedal
Slightly de-
pressed
0 V
Fully released
Battery voltage
Monitor item
Condition
Indication
BRAKE SW 1
Brake pedal
Slightly de-
pressed
OFF
Fully re-
leased
ON
ECM
Condition
Voltage
(Approx.)
Connector
+
–
Terminal
E57
116
128
Brake pedal
Slightly depressed
0 V
Fully released
Battery voltage
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