Nissan Sentra manuals

Nissan Sentra Service Manual: Front wiper motor lo circuit

Component function check

1. Check front wiper lo operation

Ipdm e/r auto active test


  1. Start ipdm e/r auto active test. Refer to pcs-9, "diagnosis description" (with intelligent key system) or pcs-37, "diagnosis description" (without intelligent key system).
  2. Check that the front wiper operates at the lo operation.

Consult active test


  1. Select FRONT WIPER of IPDM E/R active test item.
  2. While operating the test item, check that front wiper lo operation and off.

Lo : front wiper lo operation

Off : stop the front wiper.

Is the inspection result normal? Yes >> front wiper motor lo circuit is normal.

No >> refer to ww-37, "diagnosis procedure".

Diagnosis procedure

Regarding Wiring Diagram information, refer to WW-24, "Wiring Diagram - With Intelligent Key" or WW-29, "Wiring Diagram - Without Intelligent Key".

1. Check front wiper motor (lo) input voltage

Consult active test


  1. Turn the ignition switch OFF.
  2. Disconnect front wiper motor.
  3. Turn the ignition switch on.
  4. Select front wiper of ipdm e/r active test item.
  5. While operating the test item, check voltage between IPDM E/R harness connector E45 and ground.

Is the inspection result normal?


Is the inspection result normal? YES >> GO TO 2.

NO >> Replace IPDM E/R. Refer to PCS-30, "Removal and Installation" (with Intelligent Key system) or PCS-58, "Removal and Installation" (without Intelligent Key system).

2. Check front wiper motor (lo) open circuit

  1. Turn the ignition switch OFF.
  2. Disconnect ipdm e/r.
  3. Check continuity between ipdm e/r harness connector e45 and front wiper motor harness connector e1.

Is the inspection result normal?


Is the inspection result normal?

Yes >> go to 3.

No >> repair or replace the harness or connectors.

3. Check front wiper motor (lo) short circuit

Check continuity between IPDM E/R harness connector E45 and ground.

Is the inspection result normal?


Is the inspection result normal? YES >> Repair or replace the harness or connectors.

NO >> Replace front wiper motor. Refer to WW-62, "Removal and Installation".

Wiper and washer fuse
Description Diagnosis procedure 1. Check fuses Check that the following fuses are not blown. Is the fuse blown? Yes >> replace the blown fuse after repairing the affected circuit. ...

Front wiper motor hi circuit
Component function check 1. Check front wiper hi operation Ipdm e/r auto active test Start ipdm e/r auto active test. Refer to ww-15, "diagnosis description" (with intelligent key ...

Other materials:

Basic inspection
Diagnosis and repair workflow Work Flow (With GR8-1200 NI) STARTING SYSTEM DIAGNOSIS WITH GR8-1200 NI To test the starting system, use the following special service tool: GR8-1200 NI Multitasking battery and electrical diagnostic station NOTE: Refer to the diagnostic station Instruction M ...

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 communication control When CAN communication with ECM and BCM is impossible, IPDM E/R performs fail-safe ...

Basic inspection
Inspection and adjustment Additional service when replacing control unit (bcm) ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT (BCM) : Description Before replacement When replacing bcm, save or print current vehicle specification with consult configuration before replacement. Note: If “B ...

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