Nissan Maxima Service and Repair Manual: Lifting sensor (front)
Description
- The lifting sensor (front) is installed to the seat frame.
- The pulse signal is input to the driver seat control unit when the
lifting (front) is operated.
- The driver seat control unit counts the pulse and calculates the lifting
(front) amount of the seat.
Component Function Check
1.CHECK FUNCTION
- Select "LIFT FR PULSE" in "DATA MONITOR" mode with CONSULT.
- Check the lifting sensor (front) signal under the following
conditions.

Diagnosis Procedure
1. CHECK LIFTING SENSOR (FRONT) SIGNAL
- Turn ignition switch ON.
- Read the voltage signal between driver seat control unit harness
connector and ground with an oscilloscope.

2. CHECK LIFTING SENSOR (FRONT) CIRCUIT
- Turn ignition switch OFF.
- Disconnect driver seat control unit and front power seat LH
[lifting motor (front)].
- Check continuity between driver seat control unit harness connector and
front power seat LH [lifting motor (front)] harness connector.

- Check continuity between driver seat control unit harness connector and
ground.

3. CHECK LIFTING SENSOR (FRONT) POWER SUPPLY
- Connect driver seat control unit.
- Turn ignition switch ON.
- Check voltage between front power seat LH [lifting motor (front)]
harness connector and ground.

4. CHECK LIFTING SENSOR (FRONT) POWER SUPPLY CIRCUIT
- Turn ignition switch OFF.
- Disconnect driver seat control unit.
- 3. Check continuity between driver seat control unit harness connector
and front power seat LH [lifting motor (front)] harness connector.

- Check continuity between driver seat control unit harness connector and
ground.

5. CHECK LIFTING SENSOR (FRONT) GROUND

- Turn ignition switch OFF.
- Check continuity between front power seat LH [lifting motor
(front)] harness connector and ground.

Description
The reclining motor is installed to the seatback assembly.
The pulse signal is input to the driver seat control unit when the
reclining is operated.
The driver seat control unit ...
Description
The lifting sensor (rear) is installed to the seat frame.
The pulse signal is input to the driver seat control unit when the
lifting (rear) is operated.
The driver seat control ...
Other materials:
Electric ignition system
System Diagram
System Description
INPUT/OUTPUT SIGNAL CHART
*1: This signal is sent to the ECM via the CAN communication line.
*2: ECM determines the start signal status by the signals of engine speed and
battery voltage.
SYSTEM DESCRIPTION
Ignition order: 1 - 2 - 3 - 4 - 5 - 6
The ...
Compass
Wiring Diagram - WITH HOMELINK UNIVERSAL TRANSCEIVER
Wiring Diagram - WITHOUT HOMELINK UNIVERSAL TRANSCEIVER
...
Intelligent key
Description
The following functions are available when having and carrying the
Intelligent Key.
Door lock/unlock
Trunk open
Remote control entry function and panic alarm function are available when
operating the remote buttons.
Component Function Check
NOTE:
The Signal Tech II To ...