Nissan Sentra B18 (2020-2025) Service Manual: Parking Brake Switch Signal Circuit
Component Function Check
Component Function Check
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CHECK COMBINATION METER INPUT SIGNAL
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CONSULT-
Select “PKB SW” in “Data Monitor” mode of “METER/M&A”.
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Check that the function operates normally according to the following conditions:
Monitor item
Condition
Status
PKB SW
When parking brake is applied
ON
When parking brake is released
OFF
-
Is the inspection result normal?
YES >>Inspection End.
NO >>Refer to Diagnosis Procedure.
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Diagnosis Procedure
Diagnosis Procedure
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CHECK PARKING BRAKE SWITCH SIGNAL CIRCUIT
-
-
Ignition switch OFF.
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Disconnect combination meter harness connector and parking brake switch harness connector.
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Check continuity between combination meter harness connector and parking brake switch harness connector.
With M/T Combination meter
Parking brake switch
Continuity
Connector
Terminal
Connector
Terminal
M24
14
M130
1
Yes
With CVT Combination meter
Parking brake switch
Continuity
Connector
Terminal
Connector
Terminal
M24
14
E80
1
Yes
-
Check continuity between combination meter harness connector and ground.
Combination meter
—
Continuity
Connector
Terminal
M24
14
Ground
No
-
Is the inspection result normal?
YES >>Inspection End.
NO >>Repair or replace harness or connector.
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Component Inspection
Component Inspection
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CHECK PARKING BRAKE SWITCH
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Check continuity between parking brake switch terminal and switch case ground.
Component
Terminal
Condition
Continuity
Parking brake switch
1
Parking brake applied
Yes
Parking brake released
No
Is the inspection result normal?
YES >>Inspection End.
NO >>Replace parking brake switch. Refer to Removal and Installation (hand lever with rear drum brakes) or Removal and Installation (foot pedal with rear drum brakes).
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Other materials:
Intelligent Key Button Operation Has Poor Range (all Keys)
Description
Description
Intelligent Key button operation has poor
range.
SYMPTOM TABLE (BOTH INTELLIGENT KEYS HAVE
THE SAME SYMPTOMS)
Door lock operation (remote
keyless entry)
...
Power Supply and Ground Circuit
A/c Auto Amp.
Diagnosis Procedure
Diagnosis Procedure
CHECK A/C AUTO AMP. GROUND CIRCUIT
FOR OPEN
Ignition switch OFF.
Disconnect A/C auto amp. connector.
...
Heated Seat Lh Relay
Component Function Check
Component Function
Check
CHECK HEATED SEAT LH RELAY FUNCTION
Check that seat cushion and seat back warm to the
preset temperature when operating the heated seat switch LH to HIGH
and LOW.
...