Nissan Sentra B18 (2020-2025) Service Manual: Clutch Master Cylinder (clutch Switch)
Component Function Check
Component Function Check
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CHECK FUNCTION
-
CONSULT-
Ignition switch ON.
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Select “INTELLIGENT KEY” mode of “BCM”.
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Select “Clutch end SW”, “Clutch start SW” in “Data Monitor” mode.
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Check that the function operates normally according to the following conditions.
Monitor item
Condition
Status
Clutch end SW
Clutch pedal
RELEASED
Off
DEPRESSED
On
Clutch start SW
RELEASED
Off
DEPRESSED
On
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Is the inspection result normal?
YES >>Clutch master cylinder (clutch switch) is OK.
NO >>Refer to: Diagnosis Procedure.
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Diagnosis Procedure
Diagnosis Procedure
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CHECK CLUTCH MASTER CYLINDER (CLUTCH SWITCH) POWER SUPPLY
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-
Disconnect clutch master cylinder (clutch switch) connector.
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Ignition switch ON.
-
Check voltage between clutch master cylinder (clutch switch) harness connector and ground.
(+)
(–)
Voltage
(Approx.)
Clutch master cylinder (clutch switch)
Connector
Terminal
E32
8
Ground
Battery voltage
-
Is the inspection result normal?
YES >>GO TO 2.
NO >>Repair or replace harness.
-
-
CHECK CLUTCH MASTER CYLINDER (CLUTCH SWITCH) GROUND CIRCUIT
-
Check continuity between clutch master cylinder (clutch switch) harness connector and ground.
Clutch master cylinder (clutch switch)
—
Continuity
Connector
Terminal
E32
7
Ground
Yes
Is the inspection result normal?
YES >>GO TO 3.
NO >>Repair or replace harness.
-
-
CHECK CLUTCH MASTER CYLINDER (CLUTCH SWITCH) START CIRCUIT
-
-
Ignition switch OFF.
-
Disconnect BCM connector.
-
Check continuity between clutch master cylinder (clutch switch) harness connector and BCM harness connector.
Clutch master cylinder (clutch switch)
BCM
Continuity
Connector
Terminal
Connector
Terminal
E32
5
M142
113
Yes
-
Is the inspection result normal?
YES >>GO TO 4.
NO >>Repair or replace harness.
-
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CHECK CLUTCH MASTER CYLINDER (CLUTCH SWITCH) END CIRCUIT
-
-
Ignition switch OFF.
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Disconnect BCM connector.
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Check continuity between clutch master cylinder (clutch switch) harness connector and BCM harness connector.
Clutch master cylinder (clutch switch)
BCM
Continuity
Connector
Terminal
Connector
Terminal
E32
6
M142
112
Yes
-
Is the inspection result normal?
YES >>GO TO 5.
NO >>Replace clutch master cylinder (clutch switch). Refer to Removal and Installation.
-
-
CHECK INTERMITTENT INCIDENT
-
Refer to Intermittent Incident.
Inspection End.
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Other materials:
Maintenance precautions
When performing any inspection, servicing, or maintenance work on your Nissan
Sentra, always exercise extreme care to avoid serious personal injury or accidental
damage to the vehicle. Routine maintenance plays an important role in the long-term
reliability, safety, and performance of the Niss ...
Diagnosis System (bcm)
Common Item
Consult Function (bcm - Common Item)
CONSULT Function (BCM - COMMON ITEM)
BCM
Refer to CONSULT Function (BCM - COMMON ITEM).
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Consult Function (bcm - Int Lamp)
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DTC
CONSULT screen terms
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content)
DTC detection
condition
...