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:

Precaution
Precaution for supplemental restraint system (srs) "air bag" and "seat belt pre-tensioner" The Supplemental Restraint System such as вЂњAIR BAGвЂќ and вЂњSEAT BELT PRE-TENSIONERвЂќ, used along with a front seat belt, helps to reduce the risk or severity of injur ...

Warning/indicator lights and audible reminders
Anti-lock Braking System (ABS) warning light Brake warning light Charge warning light Door open warning light Engine oil pressure warning light Low fuel warning light Low tire pressure warning light Low windshield-washer fluid warning light NISSAN Intelligent Key® lock warni ...

Headlamp (hi) circuit
Description The IPDM E/R (intelligent power distribution module engine room) controls the headlamp high relay based on inputs from the BCM over the CAN communication lines. When the headlamp high relay is energized, power flows through fuses 41 and 42, located in the IPDM E/R. Power then flo ...