Nissan Maxima Service and Repair Manual: B2557 vehicle speed

Description

BCM receives the 2 vehicle speed signals via CAN communication. One signal is transmitted by the "combination meter". Another signal is transmitted by "ABS actuator and electric unit (control unit)". BCM compares both signals to detect the vehicle speed.

DTC Logic

DTC DETECTION LOGIC

NOTE:

  • If DTC B2557 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to SEC-29, "DTC Logic".

  • If DTC B2557 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to SEC-30, "DTC Logic".

DTC CONFIRMATION PROCEDURE

1.PERFORM DTC CONFIRMATION PROCEDURE

  1.  Drive the vehicle at the vehicle speed of 10 km/h or more and wait for at least 10 seconds.

  2.  Check "Self Diagnostic Result" with CONSULT.

Diagnosis Procedure

1.CHECK DTC WITH "ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)"

Check "Self Diagnostic Result" with CONSULT. Refer to BRC-82, "DTC No. Index".

2.CHECK COMBINATION METER.

Check combination meter. Refer to MWI-4, "Work Flow".

 Inspection End.

    B2556 push-button ignition switch
    Description The switch that changes the power supply position. BCM maintains the power supply position status. BCM changes the power supply position with the operation of the push-button ignition ...

    B2560 starter control relay
    Description Starter control relay, integrated in IPDM E/R, permits the starter relay operation when in N or P position. It is installed in parallel with the starter relay. DTC Logic DTC DETECTI ...

    Other materials:

    Hazard switch
    Component Function Check 1.CHECK HAZARD SWITCH SIGNAL BY CONSULT CONSULT DATA MONITOR Turn ignition switch ON. Select "HAZARD SW" of BCM (FLASHER) DATA MONITOR item. With operating the hazard switch, check the monitor status.   Diagnosis Procedure 1.CHECK HAZARD SWITCH SIGNAL I ...

    Center speaker
    Description The AV control unit sends audio signals to the BOSE speaker amp. The BOSE speaker amp. amplifies the audio signals before sending them to the center speaker using the audio signal circuits. Diagnosis Procedure 1.CONNECTOR CHECK Check the AV control unit, BOSE speaker amp. and s ...

    B2130 eeprom
    DTC Logic DTC DETECTION LOGIC DTC No. Trouble diagnosis name DTC detecting condition Possible cause B2130 EEPROM Driver seat control unit detected CPU malfunction Driver seat control unit DTC CONFIRMATION PROCEDURE 1. PERFORM DTC CONFIRMATI ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

    © 2017-2024 Copyright www.nimainfo.com
    0.0055