Nissan Sentra B18 (2020-2025) Service Manual: Diagnosis Procedure
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CHECK DTC WITH COMBINATION METER
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Check that DTC is not detected with combination meter.
Refer to DTC Index (with Type A meter) or DTC Index (with Type B meter).
Is the inspection result normal?
YES >>GO TO 2.
NO >>Repair or replace the malfunctioning parts.
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CHECK Nissan Sentra Vehicle SPEED SIGNAL CIRCUIT
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Ignition switch OFF.
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Disconnect moonroof motor assembly connector and combination meter connector.
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Check continuity between moonroof motor assembly harness connector and combination meter harness connector.
Moonroof motor assembly
Combination meter
Continuity
Connector
Terminal
Connector
Terminal
R26
4
M24
12
Yes
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Check continuity between moonroof motor assembly harness connector and ground.
Moonroof motor assembly
―
Continuity
Connector
Terminal
R26
4
Ground
No
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Is the inspection result normal?
YES >>Replace moonroof motor assembly. Refer to Removal and Installation.
NO >>Repair or replace harness.
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Component Function Check
Component Function Check
CHECK MOONROOF FUNCTION
Start engine.
Drive the Nissan Sentra vehic ...
Other materials:
Dtc Description
DTC Description
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis name)
DTC detection condition
...
Removal and installation
Power socket
Removal and installation
Front console power socket
Removal
Remove the cvt/mt shift selector finisher. Refer to ip-14, "exploded
view".
Remove cap from the front console power socket.
Remove the screws (a) and the storage bin (1).
Disconnect the harness ...
Wiring diagram
Base audio
Wiring diagram
...
