Nissan Maxima Service and Repair Manual: B2581, B2582 intake sensor
Description
Intake Sensor
- The intake sensor is located on the evaporator.
- It converts air temperature after it passes through the evaporator into a resistance value which is then input to the A/C auto amp.
Intake Sensor Circuit
DTC Logic
DTC DETECTION LOGIC
NOTE: If DTC is displayed along with DTC U1000 or U1010, first diagnose the DTC U1000 or U1010.
DTC CONFIRMATION PROCEDURE
1.CHECK WITH SELF-DIAGNOSIS FUNCTION OF CONSULT
- Using CONSULT, perform "SELF-DIAGNOSIS RESULTS" of HVAC.
- Check if any DTC No. is displayed in the self-diagnosis results.
NOTE: If DTC is displayed along with DTC U1000 or U1010, first diagnose the DTC U1000 or U1010.
Diagnosis Procedure
1.CHECK INTAKE SENSOR POWER SUPPLY
- Disconnect intake sensor connector.
- Turn ignition switch ON.
- Check voltage between intake sensor harness connector M69 terminal 1 and ground.
1 - Ground: Approx. 5V
2.CHECK CONTINUITY BETWEEN INTAKE SENSOR AND A/C AUTO AMP.
- Turn ignition switch OFF.
- Disconnect A/C auto amp. connector.
- Check continuity between intake sensor harness connector M69 (A) terminal 2 and A/C auto amp. harness connector M37 (B) terminal 37.
2 - 37: Continuity should exist.
3.CHECK INTAKE SENSOR
Check intake sensor.
4.CHECK CONTINUITY BETWEEN INTAKE SENSOR AND A/C AUTO AMP.
- Turn ignition switch OFF.
- Disconnect A/C auto amp. connector.
- Check continuity between intake sensor harness connector M69 (A) terminal 1 and A/C auto amp. harness connector M37 (B) terminal 16.
1 - 16: Continuity should exist.
- Check continuity between intake sensor harness connector M69 (A) terminal 1 and ground.
1 - Ground: Continuity should not exist.
Component Inspection
1.CHECK INTAKE SENSOR
- Turn ignition switch OFF.
- Disconnect intake sensor connector.
- Check resistance between intake sensor terminals.
B2578, B2579 in-vehicle sensor
Description
In-vehicle Sensor
The in-vehicle sensor (1) is located on instrument lower cover
(LH).
It converts variations in compartment air temperature drawn from
the aspirator into a ...
B2630, B2631 sunload sensor
Description
COMPONENT DESCRIPTION
Sunload Sensor
The sunload sensor (1) is located on the driver side defroster
grille.
It detects sunload entering through windshield by means of a
photo ...
Other materials:
System description
INTELLIGENT KEY SYSTEM/ENGINE START FUNCTION
System Diagram
System Description
INPUT/OUTPUT SIGNAL CHART
SYSTEM DESCRIPTION
The engine start function of Intelligent Key system is a system
that makes it possible to start and stop the
engine without removing the key. It verifies the ...
Intelligent key system symptoms
Symptom Table
ALL FUNCTIONS OF INTELLIGENT KEY SYSTEM DO NOT OPERATE
NOTE:
Before performing the diagnosis in the following table, check
"WORK FLOW". Refer to DLK-9, "Work Flow".
Check that vehicle is under the condition shown in "Conditions
of vehicle" before starting diagn ...
Locking doors
1. Move the shift lever to the P (Park) position,
place the ignition switch in the LOCK position
and make sure you carry the Intelligent
Key with you.
2. Close all doors.
3. Push any door handle request switch while
carrying the Intelligent Key with you.
4. All doors will lock.
5 ...
Nissan Maxima Owners Manual
- Illustrated table of contents
- Safety-Seats, seat belts and supplemental restraint system
- Instruments and controls
- Pre-driving checks and adjustments
- Monitor, climate, audio, phone and voice recognition systems
- Starting and driving
- In case of emergency
- Appearance and care
- Do-it-yourself
- Maintenance and schedules
- Technical and consumer information
Nissan Maxima Service and Repair Manual
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