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 ...
Other materials:
Ground
Ground distribution
Main harness
Engine room harness
Engine control harness
Body harness
...
Cooling fan
Component
Fan shroud and motor assembly
WARNING:
Do not remove the radiator cap when the engine is hot. Serious burns
could occur from high-pressure
engine coolant escaping from the radiator. Wrap a thick cloth around the cap.
Slowly push down and
turn it a quarter turn to allow b ...
Symptom diagnosis
HEATER AND AIR CONDITIONING SYSTEM
CONTROL SYMPTOMS
Symptom Table
INSUFFICIENT COOLING
Component Function Check
Symptom: insufficient cooling
Inspection flow
1. Confirm symptom by performing operation check - temperature decrease
Press the a/c switch.
Turn temperature control dial c ...
