Nissan Rogue (T33) 2021-Present Service Manual: U2175 Can Comm Circuit

Nissan Rogue (T33) 2021-Present Service Manual / Engine :: Engine Control System / Kr15ddt :: Dtc/circuit Diagnosis / U2175 Can Comm Circuit

DTC Description

DTC DETECTION LOGIC

DTC

CONSULT screen terms

(Trouble diagnosis content) 		DTC detection condition
U2175 57

CAN comm err (AVM)

[CAN comm err (AVM)] 		Diagnosis condition —
Signal (terminal) —
Threshold MAC communication error
Diagnosis delay time —
87 Diagnosis condition Ignition switch ON
Signal (terminal) CAN communication signal
Threshold ECM is not receiving CAN communication signal other than OBD (emission related diagnosis).
Diagnosis delay time 2 seconds or more

POSSIBLE CAUSE

U2175–57

  • MAC communication error

  • ECM used in other vehicles is installed in the Nissan Ariya vehicle

  • ECM

U2175–87

  • Harness or connectors (CAN communication line is open or shorted)

  • Around view monitor control unit

FAIL-SAFE

Not applicable

DTC CONFIRMATION PROCEDURE

U2175–57

CHECK DTC PRIORITY

If DTC U2175 is displayed with DTC U1327, first perform the trouble diagnosis for DTC U1327.

Is DTC U1327 detected?

YES>>

Proceed to DTC Description

NO>>

GO TO 2.

CHECK MAC DIAGNOSIS

With CONSULT

  1. Ignition switch ON.

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

Is DTC U2175 detected?

YES>>

Proceed to DTC Diagnosis Procedure.

NO-1>>

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

NO-2>>

Confirmation after repair: INSPECTION END

U2175–87

CHECK DTC PRIORITY

If DTC U2175 is displayed with DTC P0607, first perform the confirmation procedure (trouble diagnosis) for DTC P0607.

Is DTC P0607 detected?

YES>>

Proceed to DTC Description.

NO>>

GO TO 2.

PRECONDITIONING

If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.

  1. Turn ignition switch OFF and wait at least 10 seconds.

  2. Turn ignition switch ON.

  3. Turn ignition switch OFF and wait at least 10 seconds.

TESTING CONDITION:

Before performing the following procedure, confirm that battery voltage is 11 V or more at idle.

>>

GO TO 3.

PERFORM DTC CONFIRMATION PROCEDURE

  1. Turn ignition switch ON and wait at least 3 seconds.

  2. Check 1st trip DTC.

Is DTC U2175 detected?

YES>>

Proceed to DTC Diagnosis Procedure.

NO-1>>

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

NO-2>>

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

U2175–57

CHECK DTC PRIORITY

If DTC U2141 is displayed with DTC U1327, first perform the trouble diagnosis for DTC U1327.

Is DTC U1327 detected?

YES>>

Proceed to DTC Description.

NO>>

GO TO 2.

CHECK MAC DIAGNOSIS

With CONSULT

  1. Ignition switch ON.

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

Is DTC U2175 detected with DTC U2141,U214F, U2152(with ProPILOT) and U2176 at the same time?

YES>>

all DTC codes are detected at the same time: Replace ECM. Refer to ECM : Removal & Installation.

NO>>

all DTC codes are not detected at the same time: GO TO 3.

CHECK CAN COMMUNICATION SYSTEM

Perform trouble diagnosis of CAN communication system. Refer to Trouble Diagnosis Flow Chart.

>>

INSPECTION END

U2175–87

CHECK DTC PRIORITY

If DTC U2175 is displayed with DTC P0607, first perform the confirmation procedure (trouble diagnosis) for DTC P0607.

Is DTC P0607 detected?

YES>>

Proceed to DTC Description.

NO>>

Perform the trouble diagnosis for CAN communication system. Refer to Trouble Diagnosis Flow Chart.

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