Nissan Altima 2007-2012 Service Manual: U0415 vehicle speed sig

Description

U0415 is displayed if any unusual condition is present in the reception status of the vehicle speed signal from the ABS actuator and electric unit (control unit).

DTC Logic

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE


DTC CONFIRMATION PROCEDURE

1. DTC CONFIRMATION

1. Erase the DTC.

2. Turn ignition switch OFF.

3. Perform the "SELF-DIAG RESULTS" of CONSULT-III, after the ignition switch has been turned ON for 2 seconds or more.

Is any DTC detected? YES >> Refer to BCS-91, "DTC Index".

NO >> Inspection End.

Diagnosis Procedure

1. ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) SELF-DIAG RESULTS

Perform "SELF-DIAG RESULTS" of ABS actuator and electric unit (control unit) with CONSULT-III. Refer to BRC-12, "CONSULT-III Function (ABS)".

Is any DTC detected? YES >> Repair or replace the malfunctioning part.

NO >> Replace BCM. Refer to BCS-96, "Removal and Installation".

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