Nissan Sentra Service Manual: Sport mode control
SPORT MODE CONTROL : System Description
SYSTEM DIAGRAM
SYSTEM DESCRIPTION
- SPORT mode that keeps high engine revolution and provides direct feel and acceleration performance suitable for driving on winding road.
- ECM receives an SPORT mode signal from TCM via CAN communication and improves drivability by controlling the throttle movement.
- ECM transmits an SPORT mode indicator lamp signal to the combination meter via CAN communication.
NOTE:
For the details of the SPORT mode, refer to DMS-63, "SPORT MODE CONTROL : System Description" (CVT models) or DMS-43, "SPORT MODE CONTROL : System Description" (M/T models).
Eco mode control
ECO MODE CONTROL : System Description
SYSTEM DIAGRAM
SYSTEM DESCRIPTION
ECM receives an ECO mode signal from combination meter via CAN
communication and improves the fuel
economy by con ...
Operation
...
Other materials:
Ecm branch line circuit
Diagnosis procedure
1.Check connector
Turn the ignition switch off.
Disconnect the battery cable from the negative terminal.
Check the terminals and connectors of the ecm for damage, bend and loose
connection (unit side and
connector side).
Is the inspection result normal?
YES > ...
Diagnosis description : system readiness
test (SRT) code
System Readiness Test (SRT) code is specified in Service $01 of SAE J1979/ISO
15031-5.
As part of an enhanced emissions test for Inspection & Maintenance (I/M),
certain states require the status of
SRT be used to indicate whether the ECM has completed self-diagnosis of major
emission s ...
Automatic speed control device (ASCD)
AUTOMATIC SPEED CONTROL DEVICE (ASCD) : System Description
SYSTEM DIAGRAM
BASIC ASCD SYSTEM
Refer to Owner's Manual for ASCD operating instructions.
Automatic Speed Control Device (ASCD) allows a driver to keep vehicle at
predetermined constant speed
without depressing accelerator pedal ...
