Nissan Sentra Service Manual: Ecu diagnosis information

System description

Component parts Component parts location Instrument lower finisher Eco mode switch The eco mode switch is installed to the instrument lower finisher. When the ECO mode indicator lamp ...

Wiring diagram

Eco mode system Wiring Diagram ...

Other materials:

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 ...

Basic inspection
Component inspection Inspection AFTER A COLLISION WARNING: Inspect all seat belt assemblies including retractors and attaching hardware after any collision. NISSAN/INFINITI recommends that all seat belt assemblies in use during a collision be replaced unless the collision was minor and t ...

Structure and operation
Positive Crankcase Ventilation This system returns blow-by gas to the intake manifold. The positive crankcase ventilation (PCV) valve is provided to conduct crankcase blow-by gas to the intake manifold. During partial throttle operation of the engine, the intake manifold sucks the bl ...