Nissan Sentra Service Manual: Drive mode system
System description
Automatic speed control device (ascd)
Information
Automatic speed control device (ascd) system is controlled by ecm.
Regarding the information for ascd system, refer to ec-51, "automatic spe ...
Eco mode (m/t)
...
Other materials:
Removal and installation
Av control unit
Exploded view
AV control unit
Av control unit bracket (lh)
AV control unit bracket (RH)
Removal and installation
Removal
Caution:
Remove battery terminal and av control unit after a lapse of 30
seconds or more after turning the
ignition switch off.
Before ...
P0507 ISC System
Description
The ECM controls the engine idle speed to a specified level through the fine
adjustment of the air, which is let
into the intake manifold, by operating the electric throttle control actuator.
The operating of the throttle valve is
varied to allow for optimum control of the engine ...
Diagnosis description : driving pattern
DRIVING PATTERN A
Driving pattern A means a trip satisfying the following conditions.
Engine speed reaches 400 rpm or more.
Engine coolant temperature rises by 20В°C (36В°F) or more after starting
the engine.
Engine coolant temperature reaches 70В°C (158В°F) or more.
The igniti ...
