Nissan Rogue (T33) 2021-Present Service Manual: U2176-57 Mac Comm Error

Nissan Rogue (T33) 2021-Present Service Manual / Driver Information & Multimedia :: Sonar System / Dtc/circuit Diagnosis :: Sonar (sonar Control Unit) / U2176-57 Mac Comm Error

DTC Description

DTC DETECTION LOGIC

DTC No.

CONSULT screen items

(Trouble diagnosis content) 		DTC Detection Condition
U2176-57

CAN comm err

[Control Area Network communication error] 		Diagnosis condition -
Signal (terminal) -
Threshold MAC communication error
Diagnosis delay time -

POSSIBLE CAUSE

  • MAC communication error

  • Sonar control unit used in other vehicles is installed in the Nissan Ariya vehicle

  • Sonar control unit

FAIL-SAFE

-

DTC CONFIRMATION PROCEDURE

CHECK DTC PRIORITY

If DTC U2176-57 is displayed with DTC U1327-52 or DTC U1327-54, first perform the trouble diagnosis for DTC U1327-52 or U1327-54.

Is DTC U1327-52 or U1327-54 detected?

YES>>

Refer to DTC Description (U1327-52) or DTC Description (U1327-54).

NO>>

GO TO 2.

CHECK MAC DIAGNOSIS

With CONSULT

  1. Ignition switch ON.

  2. Perform “MAC Diagnosis” mode of “SONAR” using CONSULT.

Is DTC U2176-57 detected?

YES>>

Refer to Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK DTC PRIORITY

If DTC U2176-57 is displayed with DTC U1327-52 or DTC U1327-54, first perform the trouble diagnosis for DTC U1327-52 or U1327-54.

Is DTC U1327-52 or U1327-54 detected?

YES>>

Refer to DTC Description (U1327-52) or DTC Description (U1327-54).

NO>>

GO TO 2.

CHECK MAC DIAGNOSIS

With CONSULT

Perform “MAC Diagnosis” mode of “SONAR” using CONSULT.

Is DTC U2176-57 detected with DTC U2140-57, U2141-57, U2148-57, U214E-57, U214F-57, U2152-57 (with ProPILOT Assist 2.1), U2156-57, U2159-57, U215B-57 and U2175-57 (with around view monitor control unit) at the same time?

YES (all DTC codes are detected at the same time)>>

Replace sonar control unit. Refer to Removal and Installation.

NO (all DTC codes are not detected at the same time)>>

GO TO 3.

CHECK CAN COMMUNICATION SYSTEM

Check CAN communication system. Refer to Trouble Diagnosis Flow Chart.

>>

Inspection End.

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