Nissan Sentra Service Manual: Front wiper auto stop signal circuit
Component function check
1. Check front wiper (auto stop) operation
Consult data monitor
- Select “WIP AUTO STOP” of IPDM E/R DATA MONITOR item.
- Operate the front wiper.
- With the front wiper operation, check the monitor status.
Is the inspection result normal? YES >> Auto stop signal circuit is normal.
NO >> Refer to WW-41, "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 ipdm e/r output voltage
- Turn the ignition switch off
- Disconnect front wiper motor.
- Turn the ignition switch on.
- Check voltage between front wiper motor connector e1 and ground.
Is the inspection result normal? Yes >> replace front wiper motor. Refer to ww-62, "removal and installation".
No >> go to 2.
2. Check front wiper motor (auto stop) circuit continuity
- Turn the ignition switch OFF
- Disconnect ipdm e/r connector.
- Check continuity between ipdm e/r harness connector e46 and front wiper motor harness connector e1.
- Check continuity between ipdm e/r harness connector e46 and ground.
Is the inspection result normal? Yes >> 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).
No >> repair or replace the harness or connectors.
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 ...
Front wiper motor ground circuit
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 ...
Other materials:
Multiport fuel injection system
MULTIPORT FUEL INJECTION SYSTEM : System
Description
SYSTEM DIAGRAM
*1: ECM determines the start signal status by the signals of engine speed and
battery voltage.
*2: M/T models
*3: CVT models
*4: This sensor is not used to control the engine system under normal
conditions.
SYSTEM DES ...
Ecu diagnosis information
Abs actuator and electric unit
(control unit)
Reference Value
VALUES ON THE DIAGNOSIS TOOL
CAUTION:
The display shows the control unit calculation data, so a
normal value might be displayed even in the
event the output circuit (harness) is open or short-circuited.
...
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 ...
