Nissan Sentra B18 (2020-2025) Service Manual: Component Function Check

Nissan Sentra B18 (2020-2025) Service Manual / Driver Controls / Defogger :: Dtc/circuit Diagnosis / Rear Window Defogger Relay / Component Function Check

Component Function Check

CHECK REAR WINDOW DEFOGGER RELAY CONTROL FUNCTION
1. CONSULT
  1. Ignition switch ON.
  2. Select “REAR DEFOGGER” in “Active Test” mode of "BCM(REAR DEFOGGER)".
  3. Select “On”.
  4. Check that the rear window glass is getting warmer.
    Note:
    When glass is hot, never start inspection until it is cool enough.
Is the inspection result normal?
YES >>
Rear window defogger relay control function is OK.
NO >>
Refer to Diagnosis Procedure.

Diagnosis Procedure

Diagnosis Procedure CHECK FUSE Ignition switch OFF. Check that the following fuse is not blo ...

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