Nissan Sentra B18 (2020-2025) Service Manual: Component Inspection
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CHECK ROOM LAMP RELAY
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Ignition switch OFF.
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Disconnect room lamp relay connector.
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Check continuity between room lamp relay terminals.
Room lamp relay
Condition
Continuity
Terminals
3
5
12 V direct current supply between terminals 1 and 2.
Yes
No current supply
No
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Is the inspection result normal?
YES >>Inspection End.
NO >>Replace room lamp relay.
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Diagnosis Procedure
Diagnosis Procedure
CHECK SYMPTOM
Check symptom (A or B).
...
Other materials:
Work Flow
Work Flow
CUSTOMER INTERVIEW
Interview the customer if possible, to determine
the conditions that exist when the noise occurs. Use the Diagnostic
Worksheet during the interview to document the facts and conditions
when the noise occurs and any customer's comments; refer to Diagnos ...
Heater and Air Conditioning System Control Symptoms
Symptom Table
Symptom Table
SYMPTOM TABLE
Symptom
Reference Page
A/C system does not come on.
Go to Trouble Diagnosis Proc ...
Eco mode control
ECO MODE CONTROL : System Description
SYSTEM DIAGRAM
SYSTEM DESCRIPTION
ECM receives an ECO mode signal from combination meter via CAN
communication and improves the fuel
economy by controlling the throttle movement to less than usual. Therefore,
driving characteristic is controlle ...
