Nissan Sentra Service Manual: 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 system) or ww-19, "diagnosis description" (without intelligent key system).
- Check that the front wiper operates at the hi operation.
Consult active test
- Select front wiper of ipdm e/r active test item.
- While operating the test item, check that front wiper hi operation and off.
Hi : front wiper hi operation
Off : stop the front wiper.
Is the inspection result normal? Yes >> the front wiper motor hi circuit is normal.
No >> refer to ww-39, "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 (hi) input voltage
Consult active test
- Turn the ignition switch off.
- Disconnect front wiper motor.
- Turn the ignition switch on.
- Select front wiper of ipdm e/r active test item.
- While operating the test item, check voltage between ipdm e/r harness connector e45 and ground.
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 (hi) open circuit
- Turn the ignition switch off.
- Disconnect ipdm e/r.
- Check continuity between ipdm e/r harness connector e45 and front wiper motor harness connector e1.
Is the inspection result normal?
Yes >> go to 3.
No >> repair or replace the harness or connectors.
3. Check front wiper motor (hi) short circuit
Check continuity between ipdm e/r harness connector e45 and ground.
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".
Front wiper motor lo circuit
Component function check
1. Check front wiper lo operation
Ipdm e/r auto active test
Start ipdm e/r auto active test. Refer to pcs-9, "diagnosis description"
(with intelligent key ...
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 fr ...
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Service
Never use electrical test equipment to check SRS circuits unless
instructed to in this Service Manual.
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negative terminal and wait 3 minutes
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WARNING
Use a phone after stopping your vehicle
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caution at all times so full attention may
be given to vehicle operation.
If you are unable to devote full attention
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