Nissan Sentra manuals

Nissan Sentra Service Manual: System

STARTING SYSTEM (WITH INTELLIGENT KEY)

Component Parts Location


  1. Starter motor
  2. Transmission range switch (CVT Models)
  3. IPDM E/R (view with air inlet duct removed)
  4. Clutch interlock switch (M/T Models)
  5. ECM

Component Description

Component part

Description

Starter motor The starter motor plunger closes and the motor is supplied with battery power, which in turn cranks the engine, when the S terminal is supplied with electric power.
Transmission range switch Supplies power to the starter relay and starter control relay (inside IPDM E/R) when the selector lever is shifted into the P or N position.
IPDM E/R CPU inside IPDM E/R operates the starter relay when the ignition switch is in the start position.
Clutch interlock switch (M/T Models) Clutch interlock switch supplies power to the coil side of the starter when the clutch pedal is depressed to crank the engine.
ECM ECM controls the starter relay inside the IPDM E/R.

STARTING SYSTEM (WITHOUT INTELLIGENT KEY)

System Diagram

System Description


System Description

The starter motor plunger closes and provides a closed circuit between the battery and the starter motor. The starter motor is grounded to the cylinder block. With power and ground supplied, the starter motor operates.

STARTING SYSTEM (WITHOUT INTELLIGENT KEY)

STARTING SYSTEM (WITHOUT INTELLIGENT KEY) : System Diagram

*1: M/T models


*1: M/T models

*2: CVT models

STARTING SYSTEM (WITHOUT INTELLIGENT KEY) : System Description

CVT MODELS

M/T MODELS

When the clutch pedal is depressed, battery power is supplied to starter motor (“S” terminal).

Component parts
STARTING SYSTEM (WITH INTELLIGENT KEY) Component Parts Location Starter motor Transmission range switch (CVT Models) IPDM E/R (view with air inlet duct removed) Clutch interlock switc ...

Wiring diagram
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Other materials:

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 ...

P2014, P2016, P2017, P2018 Intake manifold runner control valve position sensor
DTC Logic DTC DETECTION LOGIC NOTE: If DTC P2014, P2016, P2017 or P2018 is displayed with DTC P0643, first perform the trouble diagnosis for DTC P0643. Refer to EC-353, "DTC Logic". DTC No. CONSULT screen terms (Trouble diagnosis content) DTC detecting condition P ...

Unit disassembly and assembly
OIL PUMP O-ring Oil pan (upper) Oil level gauge guide O-ring Oil level gauge Oil pump chain tensioner Oil pump drive chain Crankshaft sprocket Oil pump sprocket Oil pump Drain plug washer Drain plug Oil pan (lower) Oil filter Connector bolt Crankshaft position s ...

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