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:

Precaution for Work
When removing or disassembling each component, be careful not to damage or deform it. If a component may be subject to interference, be sure to protect it with a shop cloth. When removing (disengaging) components with a screwdriver or similar tool, be sure to wrap the component with a ...

Basic inspection
Diagnosis and repair workflow Work flow Overall sequence Detailed flow 1.Obtain information about symptom Interview the customer to obtain as much information as possible about the conditions and environment under which the malfunction occurred. >> GO TO 2. 2.Check symptom ...

Basic inspection
Diagnosis and repair work flow Work flow Overall sequence Detailed flow 1.Get information for symptom Get detailed information from the customer about the symptom (the condition and the environment when the incident/malfunction occurs). Check operation condition of the component o ...

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