Nissan Sentra Service Manual: A/c auto amp. Connection recognition signal circuit
Description
A/c auto amp. Transmits the a/c auto amp. Connection recognition signal to the combination meter
Diagnosis procedure (with manual a/c)
Regarding wiring diagram information, refer to mwi-28, "wiring diagram".
1.Check a/c auto amp. Connection recognition signal
- Turn ignition switch on.
- Check voltage between combination meter harness connector and ground.
Is the inspection result normal? Yes >> inspection end.
No >> go to 2.
2.Check a/c auto amp. Connection recognition signal circuit
- Turn ignition switch OFF.
- Disconnect combination meter connector and a/c auto amp. Connector.
- Check continuity between combination meter harness connector and a/c auto amp. Harness connector.
- Check continuity between combination meter harness connector and ground.
Is the inspection result normal? Yes >> inspection end.
No >> repair or replace harness or connector.
Ambient sensor signal circuit
Description
It detects outside air temperature and converts it into a resistance value
which is then input into the combination
meter.
Diagnosis Procedure
Regarding wiring diagram information, ...
Washer fluid level switch circuit
Description
Transmits the washer level switch signal to the combination meter.
Diagnosis procedure
Regarding Wiring Diagram information, refer to MWI-28, "Wiring Diagram".
1.Check wash ...
Other materials:
Supplemental air bag warning light
The supplemental air bag warning light,
displaying in the instrument panel,
monitors
the circuits for the air bag systems, pretensioners
and all related wiring.
When the ignition switch is placed in the ON or
START position, the supplemental air bag warning
light illuminates for about ...
C1601 Battery power supply
DTC Logic
DTC DETECTION LOGIC
DTC
Display item
Malfunction detected condition
Possible cause
C1601
BATTERY VOLT
When a power supply voltage to the EPS control unit
is maintained at 17.5 V or more or at less than 9 V
continuously for five second or more.
...
Basic inspection
DIAGNOSIS AND REPAIR WORKFLOW
Work Flow
DETAILED FLOW
1.LISTEN TO CUSTOMER COMPLAINT
Listen to customer complaint. Get detailed information about the conditions
and environment when the symptom
occurs.
>> GO TO 2.
2.VERIFY THE SYMPTOM WITH OPERATIONAL CHECK
Verify the symptom with ...
