Nissan Versa (N17): U12B1 Power supply voltage

Nissan Versa 2nd generation (N17) Service Manual / Driver information & multimedia / Audio, visual & navigation system (AV) / U12B1 Power supply voltage

DTC Logic

DTC DETECTION LOGIC

Diagnosis Procedure

1.CHECK CHARGING SYSTEM

Check the vehicle charging system. Refer to CHG "Work Flow (With EXP-800 NI or GR8-1200 NI)" or CHG "Work Flow (Without EXP-800 NI or GR8-1200 NI)".

Is the inspection result normal?

YES >> Replace the AV control unit. Refer to AV "Removal and Installation".

NO >> Repair or replace the malfunctioning components.

U1310 AV CONTROL UNIT

DTC Logic

CONSULT Display DTC Detection Condition Possible Cause
CONTROL UNIT (AV) [U1310] Error during CAN controller hardware initialization (MCAN). Replace AV control unit if malfunction occurs constantly.

Refer to AV "Removal and Installation".

U12B0 Power supply voltage

DTC Logic DTC DETECTION LOGIC Diagnosis Procedure 1.CHECK CHARGING SYSTEM Check the vehicle charging system. Refer to CHG "Work Flow (With EXP-800 NI or GR8-1200 NI)" or CHG-16, " ...

Power supply and ground circuit

AV CONTROL UNIT AV CONTROL UNIT : Diagnosis Procedure Regarding Wiring Diagram information, refer to AV "Wiring Diagram". 1.CHECK FUSE Check that the following fuses are not blown. Are ...

Other materials:

Engine oil
Inspection ENGINE OIL LEVEL Park vehicle on a level surface, wait 10 minutes before checking the engine oil level. Pull out oil level gauge and wipe it clean. Insert oil level gauge and make sure the engine oil level is within the range (A) as shown. If it is out of range, adjust it. ...

Front drive shaft
Exploded View 1. Drive shaft 2. Cotter pin A. Apply Molykote M77 Removal and Installation REMOVAL Remove the wheel and tire assembly using power tool. Refer to WT "Adjustment". Remove wheel sensor and sensor harness. Refer to BRC "FRONT WHEEL SENSOR : Removal and ...

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