Nissan Sentra B18 (2020-2025) Service Manual: Diagnosis Procedure
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CHECK HEATED SEAT RELAY
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Check heated seat relay.
Refer to Component Function Check (LH) or Component Function Check (RH).
Is the inspection result normal?
YES>>GO TO 2.
NO>>Repair or replace the malfunctioning parts.
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CHECK CUSHION HEATER
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Check cushion heater.
Refer to Component Function Check (LH) or Component Function Check (RH).
Is the inspection result normal?
YES >>GO TO 3.
NO >>Repair or replace the malfunctioning parts.
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REPLACE A/C AUTO AMP. OR A/C AMP.
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Replace A/C auto amp. (with auto A/C) or A/C amp. (with manual A/C). Refer to Removal and Installation (with auto A/C) or Removal and Installation (with manual A/C).
Is the inspection result normal?
YES >>Inspection End.
NO >>Check intermittent incident. Refer to Intermittent Incident.
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Other materials:
Battery replacement
WARNING
Ingestion hazard: Death or serious injury may occur if a battery is ingested.
A swallowed button cell or coin battery can cause severe internal chemical
burns in as little as 2 hours.
Always keep new and used batteries out of the reach of children.
Be careful to prevent children ...
Diagnosis system (ipdm e/r) (without intelligent key system)
Diagnosis Description
AUTO ACTIVE TEST
Description
In auto active test, the IPDM E/R sends a drive signal to the following
systems to check their operation.
Front wiper (LO, HI)
Parking lamp
License plate lamp
Tail lamp
Front fog lamp (if equipped)
Headlamp (LO, HI)
A/C compres ...
Under cover
Front under cover
Front under cover : removal and installation
REMOVAL
Remove front side of front fender protector (LH/RH). Refer to EXT-28,
"FENDER PROTECTOR : Removal
and Installation - Front Fender Protector".
Remove engine under cover. EXT-31, "ENGINE UNDER COVER : Re ...
