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:

Refrigerant pressure sensor
Component Function Check 1.CHECK REFRIGERANT PRESSURE SENSOR OVERALL FUNCTION Start engine and warm it up to normal operating temperature. Turn A/C switch and blower fan switch ON. Check the voltage between ECM harness connector terminals. Is the inspection result normal? YES >> ...

Recommended fluids/lubricants and capacities
The following are approximate capacities. The actual refill capacities may be slightly different. When refilling, follow the procedure described in the “Maintenance and do-it-yourself” section to determine the proper refill capacity. ...

Power generation voltage variable control system operation inspection
Diagnosis Procedure Regarding wiring diagram information. Refer to chg-9, "wiring diagram". Caution: When performing this inspection, always use a charged battery that has completed the battery inspection. (When the charging rate of the battery is low, the response speed of the vol ...

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