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:

Moonroof switch
Description Transmits switch operation signal to moonroof motor assembly. Diagnosis Procedure Regarding Wiring Diagram information, refer to RF-13, "Wiring Diagram". 1.Check moonroof switch input signal Turn ignition switch on. Check voltage between moonroof motor assembly harne ...

Basic inspection
Diagnosis and repair workflow Work Flow Overall sequence Detailed flow 1.Get information for symptom Get detailed information from the customer about the symptom (the condition and the environment when the incident/malfunction occurred). >> GO TO 2. 2.Confirm the symptom Try t ...

ECU diagnosis information
EPS control unit Reference Value VALUES ON THE DIAGNOSIS TOOL The following table includes information (items) inapplicable to this vehicle. For information (items) applicable to this vehicle, refer to CONSULT display items. CAUTION: The output signal indicates the EPS control unit calcula ...