Nissan Sentra Service Manual: System description
Component parts
Component parts location
Instrument lower finisher
Sport mode switch
- The sport mode switch is installed to the instrument lower finisher.
- When the sport mode indicator lamp on the combination meter is off and the sport mode switch is pressed, the sport mode is active and the sport mode indicator lamp is on.
- When the sport mode indicator lamp on the combination meter is on and the sport mode switch is pressed, the sport mode is cancelled and the sport mode indicator lamp is off.
Sport mode indicator lamp
Design/purpose
The SPORT mode indicator lamp inform the driver that the vehicle is in SPORT mode.
Bulb check
Not applicable
Signal path
- Ecm receives sport mode switch signal (on/off) from combination meter via can communication.
- Ecm transmits sport mode indicator signal to combination meter via can communication. Based on the signal, combination meter illuminates sport mode indicator lamp.
Lighting condition
When all of the following conditions are satisfied.
- Ignition switch: ON
- The sport mode switch is pressed when the sport mode indicator lamp is off
Shutoff condition
When any of the condition listed below is satisfied.
- Ignition switch: other than on
- The SPORT mode switch is pressed when the SPORT mode indicator lamp is ON.
- The ECO mode switch is pressded when the SPORT mode indicator lamp is ON.
System
Sport mode control
Sport mode control : system description
System diagram
System description
- Ecm transmits sport mode indicator signal to combination meter via can communication. Combination meter illuminates sport mode indicator lamp according to the signal.
- For ecm control details, refer to ec-53, "sport mode control : system description".
Fail-safe
If ecm detects a malfunction during sport mode, the sport mode indicator lamp turns off and the control switches to the normal mode control.
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
Ecm
List of ecu reference
Reference list
...
Other materials:
B0028 Side airbag module RH
Description
DTC B0028 FRONT RH SIDE AIR BAG MODULE
The front RH side air bag module is wired to the air bag diagnosis sensor
unit. The air bag diagnosis sensor
unit will monitor for opens and shorts in detected lines to the front RH side
air bag module.
PART LOCATION
Refer to SRC-5, " ...
Charging system preliminary inspection
Diagnosis Procedure
1.CHECK BATTERY TERMINALS CONNECTION
Check if battery terminals are clean and tight.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair battery terminal connection. Confirm repair by performing complete
Charging system test
using EXP-800 NI or G ...
Interior room lamp control circuit
Description
Controls each interior room lamp (ground side) by pwm signal.
Note:
Pwm signal control period is approximately 250 hz (in the gradual
brightening/dimming).
Component function check
Caution:
Before performing the diagnosis, check that the following are normal.
Interior room l ...
