Nissan Sentra Service Manual: Ecu diagnosis information

Nissan Sentra Service Manual / Electrical & power control / Body control system / With intelligent key system / Ecu diagnosis information

BCM

Reference value

Note:

The signal tech ii tool (j-50190) can be used to perform the following functions. Refer to the signal tech ii user guide for additional information.

Activate and display tpms transmitter ids
Display tire pressure reported by the tpms transmitter
Read TPMS DTCs
Register TPMS transmitter IDs
Check intelligent key relative signal strength
Confirm vehicle intelligent key antenna signal strength

Values on the diagnosis tool

Terminal layout

Terminal layout

Physical values

Physical values

1: With cvt

2: With m/t

Fail-safe

Bcm performs fail-safe control when the following dtcs are detected.

Dtc inspection priority chart

Dtc inspection priority chart

If more than one DTC is displayed at the same time, perform inspections based on the following priority chart.

Dtc index

Dtc index

Note:

The details of time display are as follows.

Crnt: a malfunction is detected now.
Past: a malfunction was detected in the past.

IGN counter is displayed on Freeze Frame Data.

Wiring diagram

Diagnosis system (bcm)

Common item COMMON ITEM : CONSULT Function (BCM - COMMON ITEM) Application item Consult performs the following functions via can communication with bcm. Direct diagnostic mode Descriptio ...

Other materials:

Cluster lid C
Removal and Installation - Cluster Lid C REMOVAL Remove cluster lid C lower. Refer to IP-20, "Removal and Installation - Cluster Lid C Lower". Remove the cluster lid C screws (A). Disconnect the harness connector from cluster lid C. Remove the center ventilator grill ...

System
Moonroof Moonroof : system diagram Moonroof : system description Moonroof system Input/output signal chart Moonroof operation Moonroof motor assembly operates with the power supply that is output from bcm while ignition switch is on or retained power is operating. Tilt up/ do ...

Abs branch line circuit
Diagnosis Procedure 1.Check connector Turn the ignition switch off. Disconnect the battery cable from the negative terminal. Check the terminals and connectors of the abs actuator and electric unit (control unit) for damage, bend and loose connection (unit side and connector side). ...