Nissan Sentra manuals

Nissan Sentra Service Manual: System description

Component parts

Component parts location


  1. Ipdm e/r

System

Relay control system

Relay control system : system diagram

System diagram

Relay control system : system description


Relay control system : system description

Ipdm e/r activates the internal control circuit to perform the relay on-off control according to the input signals from various sensors and the request signals received from control units via can communication.

Caution:

To prevent damage to the parts, ipdm e/r integrated relays cannot be removed.

Power consumption control system


Power consumption control system

POWER CONSUMPTION CONTROL SYSTEM : System Diagram

POWER CONSUMPTION CONTROL SYSTEM : System Description


POWER CONSUMPTION CONTROL SYSTEM : System Description

Outline

Normal mode (wake-up)

Low power consumption mode (sleep)

Sleep mode activation

Wake-up operation

Diagnosis system (ipdm e/r)

Diagnosis Description

Auto active test

Description

In auto active test, the ipdm e/r sends a drive signal to the following systems to check their operation.

Operation procedure

Note:

Never perform auto active test in the following conditions.

  1. Close the hood and lift the wiper arms from the windshield. (Prevent windshield damage due to wiper operation)

Note:

When auto active test is performed with hood opened, sprinkle water on windshield beforehand.

  1. Turn the ignition switch off.
  2. Turn the ignition switch on, and within 20 seconds, press the driver door switch 10 times. Then turn the ignition switch off.
  3. Turn the ignition switch on within 10 seconds. After that the horn sounds once and the auto active test starts.
  4. After a series of the following operations is repeated 3 times, auto active test is completed.

Note:

Inspection in auto active test

When auto active test is actuated, the following operation sequence is repeated 3 times.

Concept of auto active test


Concept of auto active test


Diagnosis chart in auto active test

CONSULT Function (IPDM E/R)


CONSULT Function (IPDM E/R)

Application item

Consult performs the following functions via can communication with ipdm e/r.

Direct diagnostic mode

Description

Ecu identification The ipdm e/r part number is displayed
Self Diagnostic Result The ipdm e/r self diagnostic results are displayed.
Data Monitor The IPDM E/R input/output data is displayed in real time.
Active test The ipdm e/r activates outputs to test components.
CAN Diag Support Mntr The result of transmit/receive diagnosis of CAN communication is displayed.

Ecu identification

The IPDM E/R part number is displayed.

Self diagnostic result

Refer to PCS-48, "DTC Index".

Data monitor

Active test


Active test


Can diag support mntr


Can diag support mntr

Refer to lan-13, "can diagnostic support monitor".

Precaution
Precaution for supplemental restraint system (srs) "air bag" and "seat belt pre-tensioner" The supplemental restraint system such as “air bag” and “seat belt pre- ...

Ecu diagnosis information
Ipdm e/r (intelligent power distribution module engine room) Reference Value Values on the diagnosis tool Terminal layout Physical values Fail-Safe Can communic ...

Other materials:

Ipdm-e branch line circuit
Diagnosis procedure 1.Check connector Turn the ignition switch off. Disconnect the battery cable from the negative terminal. Check the terminals and connectors of the ipdm e/r for damage, bend and loose connection (unit side and connector side). Is the inspection result normal? Yes ...

Corrosion protection
Description To provide improved corrosion prevention, the following anti-corrosive measures have been implemented in NISSAN production plants. When repairing or replacing body panels, it is necessary to use the same anti-corrosive measures. Anti-Corrosive Wax To improve repairability and co ...

Front fog lamp
Aiming adjustment PREPARATION BEFORE ADJUSTING The fog lamp is a semi-sealed beam type which uses a replaceable halogen bulb. Before performing aiming adjustment procedure, check the following: Ensure all tires are inflated to correct pressure. Place vehicle and screen on level surface. ...

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