Nissan Sentra B18 (2020-2025) Service Manual / Driver Information & Multimedia / Sonar System :: Symptom Diagnosis. Sonar System. Symptom Table

Nissan Sentra B18 (2020-2025) Service Manual: Sonar System :: Symptom Diagnosis. Sonar System. Symptom Table

Sonar System. Symptom Table. Symptom Table

Symptom Table

Symptom	Possible cause	Reference page
Malfunction is detected in only 1 sensor of display (Always displayed in red).	Sonar sensor circuit Sonar sensor	Diagnosis Procedure (rear LH inner) Diagnosis Procedure (rear RH inner) Diagnosis Procedure (rear LH outer) Diagnosis Procedure (rear RH outer) Removal and Installation
Malfunction is detected in all 8 sensors of display (Always displayed in red).	Sonar control unit power supply and ground circuits CAN communication circuits	Diagnosis Procedure Trouble Diagnosis Flow Chart

Symptom

Possible cause

Reference page

Malfunction is detected in only 1 sensor of display (Always displayed in red).

Sonar sensor circuit
Sonar sensor

Diagnosis Procedure (rear LH inner)

Diagnosis Procedure (rear RH inner)

Diagnosis Procedure (rear LH outer)

Diagnosis Procedure (rear RH outer)
Removal and Installation

Malfunction is detected in all 8 sensors of display

(Always displayed in red).

Sonar control unit power supply and ground circuits
CAN communication circuits

Diagnosis Procedure
Trouble Diagnosis Flow Chart

 Power Supply and Ground Circuit. Diagnosis Procedure

Diagnosis Procedure Diagnosis Procedure CHECK FUSE Check that the following fuse is not blown: Terminal No. Signal name Fuse No. Capacity 12 Ignition power supply 49 10 A Is the...

 Sonar System. Removal and Installation. Sonar Control Unit. Removal and Installation

Sonar Control Unit. Removal and Installation Removal and Installation Removal and Installation REMOVAL CAUTION: When replacing the sonar control unit, perform "ADDITIONAL SERVIC...

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