Nissan Sentra Service Manual: System description
Component parts
Component parts location
Instrument lower finisher
Component description
Eco mode switch
- The ECO mode switch is installed to the instrument lower finisher.
- When the eco mode indicator lamp on the combination meter is off and the eco mode switch is pressed, the eco mode is active and the eco mode indicator lamp is on.
- When the ECO mode indicator lamp on the combination meter is ON and the ECO mode switch is pressed, the ECO mode is cancelled and the ECO mode indicator lamp is OFF.
Eco mode indicator lamp
Design/purpose
The eco mode indicator lamp inform the driver that the vehicle is in eco mode.
Bulb check
Not applicable
Signal path
- TCM receives ECO mode switch signal (ON/OFF) from combination meter via CAN communication. Based on the signal, TCM transmits ECO mode signal to ECM via CAN communication.
- ECM transmits ECO mode indicator signal to combination meter via CAN communication. Based on the signal, combination meter illuminates ECO mode indicator lamp.
Lighting condition
When all of the following conditions are satisfied.
- Ignition switch: on
- The eco mode switch is pressed when the eco mode indicator lamp is off
Shutoff condition
When any of the condition listed below is satisfied.
- Ignition switch: other than on
- The eco mode switch is pressed when the eco mode indicator lamp is on.
- The SPORT mode switch is pressed when the ECO mode indicator lamp is ON.
System
Eco mode control
Eco mode control : system description
System diagram
System discription
- Tcm receive eco mode switch signal (on/off) from combination meter via can communication. Tcm transmit eco mode signal to ecm via can communication according to the signal.
- ECM transmit ECO mode indicator signal to combination meter via CAN communication. Combination meter illuminates ECO mode indicator lamp according to the signal.
Each ecu control
- For tcm control, refer to tm-104, "eco mode control : system description".
- For ECM control, refer to EC-52, "ECO MODE CONTROL : System Description".
Precaution
Precaution for supplemental restraint system (srs) "air bag" and "seat
belt pre-tensioner"
The supplemental restraint system such as “air bag” and “seat belt pre- ...
Ecu diagnosis information
Eco mode
List of ecu reference
...
Other materials:
Front disc brake
Exploded View
Cap
Bleeder valve
Cylinder body
Piston seal
Piston
Piston boot
Upper sliding pin
Lower sliding pin
Sliding pin boot
Bushing
Torque member
Apply brake fluid
Apply rubber grease
Disassembly and Assembly
DISASSEMBLY
Place a wooden block as shown, and ...
Trunk room lamp circuit
Description
Controls the trunk room lamp (ground side) to turn the trunk room lamp on and
off.
Diagnosis Procedure
Regarding wiring diagram information, refer to inl-17, "wiring diagram".
Caution:
Before performing the diagnosis, check that the following are normal.
Interior roo ...
Description
This vehicle has both new standard based on ISO* and previous standard
bolts/nuts. There are some differences
between these two types of bolts/ nuts; shape of the head, grade of strength,
hexagonal width across
flats and the standard tightening torque.
For guidance in discriminating, refer ...