Nissan Sentra Service Manual: Driver side door mirror defogger
Description
Heats the heating wire with the power supply from the rear window defogger relay to prevent the door mirror from fogging up.
Component Function Check
Check that heating wire of door mirror defogger lh is heated when turning the rear window defogger switch on.
Is the inspection result normal? Yes >> door mirror defogger is ok.
No >> refer to def-35, "diagnosis procedure".
Diagnosis Procedure
Regarding wiring diagram information, refer to def-20, "wiring diagram".
1. Check power supply circuit
- Turn ignition switch OFF.
- Disconnect door mirror lh.
- Turn ignition switch on.
- Check voltage between door mirror LH connector and ground.
Is the inspection result normal? Yes >> go to 2.
No >> repair or replace harness.
2. Check ground circuit
- Turn ignition switch OFF.
- Check continuity between door mirror lh connector and ground.
Is the inspection result normal? Yes >> go to 3.
No >> repair or replace harness.
3. Check door mirror defogger lh
Check door mirror defogger lh.
Refer to def-36, "component inspection".
Is the inspection result normal? Yes >> go to 4.
No >> replace door mirror. Refer to mir-18, "door mirror assembly : removal and installation".
4. Check intermittent incident
Check intermittent incident.
Refer to gi-39, "intermittent incident".
Is the inspection result normal? Yes >> check the following.
- Battery power supply circuit.
- Fuse block (j/b).
No >> repair or replace the malfunctioning parts.
Component inspection
1. Check door mirror defogger lh
- Turn ignition switch off.
- Disconnect door mirror lh.
- Check continuity between door mirror terminals.
Is the inspection result normal? Yes >> inspection end.
No >> replace door mirror lh. Refer to mir-18, "door mirror assembly : removal and installation".
Rear window defogger power supply and ground circuit
Description
Heats the heating wire with the power supply from the rear window defogger
relay to prevent the rear window
from fogging up.
Component function check
1. Check rear window defogger
...
Passenger side door mirror defogger
Description
Heats the heating wire with the power supply from the rear window defogger
relay to prevent the door mirror
from fogging up.
Component function check
1.Check door mirror defogger rh ...
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P1800 Intake manifold tuning valve
DTC Logic
DTC DETECTION LOGIC
DTC No.
CONSULT screen terms
(Trouble diagnosis content)
DTC detecting condition
Possible cause
P1800
VIAS S/V-1
(Variable intake air system control
solenoid valve-1)
An excessively low or high voltage signal
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Three Way Catalyst
If a large amount of unburned fuel flows into the catalyst, the catalyst
temperature will be excessively high. To
prevent this, follow the instructions.
Use unleaded gasoline only. Leaded gasoline will seriously damage the
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When checking for ignition spark or measuring ...
Component parts
Component Parts Location
BCM (view with instrument panel removed)
Remote keyless entry receiver (view
with instrument panel removed)
Transmitter
Combination meter
Component Description
BCM
The BCM reads the tire pressure signal received by the remote keyless entry
receiver ...
