Nissan Tiida C11. Manual — part 413
EC-302
< COMPONENT DIAGNOSIS >
[HR16DE (WITH EURO-OBD)]
ASCD BRAKE SWITCH
ASCD BRAKE SWITCH
Description
INFOID:0000000001671083
When the brake pedal is depressed, ASCD brake switch is turned OFF and stop lamp switch is turned ON.
ECM detects the state of the brake pedal by this input of two kinds (ON/OFF signal).
Refer to
for the ASCD function.
Component Function Check
INFOID:0000000001671084
1.
CHECK FOR ASCD BRAKE SWITCH FUNCTION
With CONSULT-III
1.
Turn ignition switch ON.
2.
Select “BRAKE SW1” in “DATA MONITOR” mode with CONSULT-III.
3.
Check “BRAKE SW1” indication under the following conditions.
Without CONSULT-III
1.
Turn ignition switch ON.
2.
Check the voltage between ECM harness connector and ground.
Is the inspection result normal?
YES
>> INSPECTION END.
NO
>> Go to
Diagnosis Procedure
INFOID:0000000001671085
1.
CHECK OVERALL FUNCTION-I
Check which type of transmission the vehicle is equipped with.
Is the inspection result normal?
A/T
>> GO TO 2.
M/T
>> GO TO 6.
2.
CHECK ASCD BRAKE SWITCH POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect ASCD brake switch harness connector.
3.
Turn ignition switch ON.
4.
Check the voltage between ASCD brake switch harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> GO TO 3.
3.
DETECT MALFUNCTIONING PART
Monitor item
Condition
Indication
BRAKE SW1
Brake pedal and/or clutch pedal
Slightly depressed
OFF
Brake pedal and clutch pedal
Fully released
ON
ECM
Ground
Condition
Voltage
Connector
Terminal
E16
100
(ASCD brake switch signal)
Ground
Brake pedal and/or clutch pedal
Slightly depressed
Approx. 0V
Brake pedal and clutch pedal
Fully released
Battery voltage
ASCD brake switch
Ground
Voltage
Connector
Terminal
E36 (LHD models)
M205 (RHD models)
1
Ground
Battery voltage
ASCD BRAKE SWITCH
EC-303
< COMPONENT DIAGNOSIS >
[HR16DE (WITH EURO-OBD)]
C
D
E
F
G
H
I
J
K
L
M
A
EC
N
P
O
Check the following.
• Harness connectors M69, E7 (LHD models)
• Harness connectors M25, M201 (RHD models)
• 10A fuse (No. 2)
• Harness for open or short between ASCD brake switch and fuse
>> Repair open circuit or short to ground or short to power in harness or connectors.
4.
CHECK ASCD BRAKE SWITCH INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
1.
Turn ignition switch OFF.
2.
Disconnect ECM harness connector.
3.
Check the continuity between ASCD brake 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-305, "Component Inspection (ASCD Brake Switch)"
Is the inspection result normal?
YES
>> GO TO 13.
NO
>> Replace ASCD brake switch.
6.
CHECK ASCD CLUCH SWITCH CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect ASCD cluch switch harness connector.
3.
Turn ignition switch ON.
4.
Check the continuity between ASCD cluch switch harness connector and ground.
5.
Also check harness for short to ground and short to power.
Is the inspection result normal?
YES
>> GO TO 11.
NO
>> GO TO 7.
7.
CHECK ASCD BRAKE SWITCH POWER SUPPLY CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect ASCD brake switch harness connector.
3.
Turn ignition switch ON.
4.
Check the voltage between ASCD brake switch harness connector and ground.
Is the inspection result normal?
ASCD brake switch
ECM
Continuity
Connector
Terminal
Connector
Terminal
E36 (LHD models)
M205 (RHD models)
2
E16
100
Existed
ASCD cluch switch
Ground
Condition
Voltage (V)
Connector
Terminal
E35 (LHD models)
M206 (RHD models)
1
Ground
Brake pedal
Slightly depressed
Approx. 0
Fully released
Battery voltage
ASCD brake switch
Ground
Voltage
Connector
Terminal
E36 (LHD models)
M205 (RHD models)
1
Ground
Battery voltage
EC-304
< COMPONENT DIAGNOSIS >
[HR16DE (WITH EURO-OBD)]
ASCD BRAKE SWITCH
YES
>> GO TO 9.
NO
>> GO TO 8.
8.
DETECT MALFUNCTIONING PART
Check the following.
• Harness connector M69,E7 (LHD models)
• Harness connector M25,M201 (RHD models)
• 10A fuse (No. 2)
• Harness for open or short between ASCD brake switch and fuse
>> Repair open circuit or short to ground or short to power in harness or connectors.
9.
CHECK ASCD BRAKE SWITCH INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
1.
Turn ignition switch OFF.
2.
Check the continuity between ASCD brake switch harness connector and ASCD clutch switch harness
connector.
3.
Also check harness for short to ground and short to power.
Is the inspection result normal?
YES
>> GO TO 10.
NO
>> Repair open circuit or short to ground or short to power in harness or connectors.
10.
CHECK ASCD BRAKE SWITCH
EC-275, "Component Inspection (ASCD Brake Switch)"
.
Is the inspection result normal?
YES
>> GO TO 13.
NO
>> Replace ASCD brake switch.
11.
CHECK ASCD CLUCH SWITCH INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT
1.
Turn ignition switch OFF.
2.
Disconnect ECM harness connector
3.
Check the continuity between ASCD cluch 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 12.
NO
>> Repair open circuit or short to ground or short to power in harness or connectors.
12.
CHECK ASCD CLUTCH SWITCH
EC-276, "Component Inspection (ASCD Clutch Switch)"
Is the inspection result normal?
YES
>> GO TO 13.
NO
>> Replace ASCD clutch switch.
13.
CHECK INTERMITTENT INCIDENT
GI-55, "Intermittent Incident"
ASCD brake switch
ASCD clutch switch
Continuity
Connector
Terminal
Connector
Terminal
E36 (LHD models)
M205 (RHD models)
2
E35 (LHD models)
M206 (RHD models)
1
Existed
ASCD cluch switch
ECM
Continuity
Connector
Terminal
Connector
Terminal
E35 (LHD models)
M206 (RHD models)
2
E16
100
Existed
ASCD BRAKE SWITCH
EC-305
< COMPONENT DIAGNOSIS >
[HR16DE (WITH EURO-OBD)]
C
D
E
F
G
H
I
J
K
L
M
A
EC
N
P
O
>> INSPECTION END
Component Inspection (ASCD Brake Switch)
INFOID:0000000001671086
1.
CHECK ASCD BRAKE SWITCH-I
1.
Turn ignition switch OFF.
2.
Disconnect ASCD brake switch harness connector.
3.
Check the continuity between ASCD brake switch terminals under the following conditions.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> GO TO 2.
2.
CHECK ASCD BRAKE SWITCH-II
1.
Adjust ASCD brake switch installation. Refer to
BR-6, "Inspection and Adjustment"
.
2.
Check the continuity between ASCD brake switch terminals under the following conditions.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace ASCD brake switch.
Component Inspection (ASCD Clutch Switch)
INFOID:0000000001671087
1.
CHECK ASCD CLUTCH SWITCH-I
1.
Turn ignition switch OFF.
2.
Disconnect ASCD clutch switch harness connector.
3.
Check the continuity between ASCD clutch switch terminals under the following conditions.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> GO TO 2.
2.
CHECK ASCD CLUTCH SWITCH-II
1.
Adjust ASCD clutch switch installation. Refer to
CL-5, "On-vehicle Inspection and Adjustment"
2.
Check the continuity between ASCD clutch switch terminals under the following conditions.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace ASCD clutch switch.
Terminals
Condition
Continuity
1 and 2
Brake pedal
Fully released
Existed
Slightly depressed
Not existed
Terminals
Condition
Continuity
1 and 2
Brake pedal
Fully released
Existed
Slightly depressed
Not existed
Terminals
Condition
Continuity
1 and 2
Clutch pedal
Fully released
Existed
Slightly depressed
Not existed
Terminals
Condition
Continuity
1 and 2
Clutch pedal
Fully released
Existed
Slightly depressed
Not existed
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