Nissan Sentra B18 (2020-2025) Service Manual: System
Eco Mode Control
System Description
SYSTEM DIAGRAM
INPUT/OUTPUT SIGNAL CHART
|
Signal name |
Input |
Output |
Description |
|---|---|---|---|
|
ECO mode signal |
|
BCM |
Transmits ECO mode signal to ECM and A/C auto amp meter via CAN communication. |
|
ECO mode indicator signal |
Combination meter (CAN) |
BCM |
Transmits ECO mode indicator signal to combination meter via CAN communication. |
BCM CONTROL
-
BCM receives the ECO mode switch signal (ON/OFF) by hard wire. BCM transmits ECO mode signal to other control unit via CAN communication.
-
BCM transmits ECO mode indicator signal to combination meter via CAN communication. Combination meter illuminates ECO mode indicator lamp according to the signal.
-
For Air Conditioning Control details. Refer to System Description(Auto A/C) or System Description(Manual A/C).
When the ignition switch is placed ON while the ECO mode indicator lamp stays ON, the ECO mode is automatically turned OFF at the next ignition switch ON.
ECM CONTROL
-
ECM receives the ECO mode signal from BCM via CAN communication and improves the fuel economy by controlling the throttle movement to less than usual. (reducing energy consumption by decreasing needless acceleration and deceleration), so that operation of fuel efficiency driving is assisted.
-
ECM transmits ECO mode indicator signal to combination meter via CAN communication. Combination meter illuminates ECO mode indicator lamp according to the signal.
-
For Air Conditioning Control details.
When the ignition switch is placed OFF while the ECO mode indicator lamps stays ON, the ECO mode indicator lamp automatically turns ON at the next ignition switch ON.
A/C AUTO AMP. CONTROL
For details of air conditioning control, Refer to System Description.
A/C AMP. CONTROL
For details of air conditioning control, Refer to System Description.
FAIL-SAFE
If a malfunction occurs in the CAN communication during ECO mode, the ECO mode is kept until ignition off, ECO mode is turned off automatically at the next ignition switch ON.
Warning/indicator/chime List
Warning / Indicator / Chime List
|
Name |
Design |
Layout/Function |
|---|---|---|
|
ECO mode indicator lamp |
|
Refer to ECO Mode Indicator Lamp. |
Component Parts
Eco Mode System
Component Parts Location
Component Parts
Location
A.
Instrument lower panel LH
...
Other materials:
Rear Automatic Braking (RAB)
WARNING
Failure to observe all warnings and instructions for the proper use of the
Rear Automatic Braking (RAB) system may result in serious injury or death.
The RAB system on the Nissan Sentra is a driver assistance feature only.
It does not replace safe driving practices.
Always check ...
Commercial Service Tool
Commercial Service Tool
Tool name
Description
Power tool
Loosening nuts, screws and
...
Heated seat switches
WARNING
Do not use the seat heater, or allow passengers to use it, if you or they
cannot monitor elevated seat temperatures or have reduced sensitivity to pain in
body areas contacting the seat. Use of the heated seats under these conditions could
result in serious injury.
CAUTION
Th ...
