Nissan Maxima Service and Repair Manual: Unlock sensor
Description
Detects door lock condition of driver door.
Component Function Check
1. CHECK FUNCTION
With CONSULT
Check unlock sensor UNLK SEN−DR in "Data Monitor" mode.
Diagnosis Procedure
1. CHECK UNLOCK SENSOR POWER SUPPLY
Check signal between BCM connector and ground with oscilloscope.
2. CHECK UNLOCK SENSOR CIRCUIT
- Turn ignition switch OFF.
- Disconnect BCM and front door lock assembly LH connector.
- Check continuity between BCM connector and front door lock assembly LH connector.
- Check continuity between BCM connector and ground.
3. CHECK UNLOCK SENSOR GROUND CIRCUIT
Check continuity between front door lock assembly LH connector and grou
4. CHECK BCM OUTPUT SIGNAL
- Connect BCM harness connector.
- Check signal between BCM connector and ground with oscilloscope.
5. CHECK UNLOCK SENSOR
6. CHECK INTERMITTENT INCIDENT
Component Inspection
1. CHECK UNLOCK SENSOR
Check unlock sensor.
Key cylinder switch
Description
The main power window and door lock/unlock switch detects condition of the
door key cylinder switch and
transmits to BCM as the LOCK or UNLOCK signal.
Component Function Check
1. C ...
Trunk lid opener switch
Description
Transmits trunk lid open signal to BCM.
Component Function Check
1. CHECK TRUNK LID OPENER CANCEL SWITCH
Check trunk lid opener cancel switch position.
2. CHECK FUNCTION
With CONSU ...
Other materials:
Power supply and ground circuit
AV CONTROL UNIT
AV CONTROL UNIT : Diagnosis Procedure
1.CHECK FUSES
Check that the following fuses of the AV control unit are not blown.
2.POWER SUPPLY CIRCUIT CHECK
Disconnect AV control unit connectors M115 and M119.
Check voltage between the AV control unit connectors M115 and
...
Fuel pump
Description
*: ECM determines the start signal status by the signals of engine speed and
battery voltage.
The ECM activates the fuel pump for several seconds after the ignition switch is
turned ON to improve engine
start ability. If the ECM receives a engine speed signal from the camsh ...
Starting the engine
1. Apply the parking brake.
2. Move the shift lever to P (Park) or N (Neutral).
P (Park) is recommended.
The starter is designed not to operate if
the shift lever is in any of the driving
positions.
3. Push the ignition switch to the ON position.
Depress the brake pedal and push the ign ...
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
0.0118