Nissan Maxima Service and Repair Manual: Lifting sensor (rear)
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 unit counts the pulse and calculates the lifting
(rear) amount of the seat.
Component Function Check
1. CHECK FUNCTION
- Select "LIFT RR PULSE" in "DATA MONITOR" mode with CONSULT.
- Check lifting sensor (rear) signal under the following conditions

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

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

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

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

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

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

5. CHECK LIFTING SENSOR (REAR) GROUND

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

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 contro ...
Description
The tilt sensor is installed to the steering column assembly.
The pulse signal is input to the driver seat control unit when the tilt
is operated.
The driver seat control unit c ...
Other materials:
CAN communication system
System Description
CAN (Controller Area Network) is a serial communication line for real time
application. It is an on-vehicle multiplex
communication line with high data communication speed and excellent error
detection ability. Many electronic
control units are equipped onto each vehicle, a ...
Inspection and adjustment
ADDITIONAL SERVICE WHEN REMOVING BATTERY NEGATIVE TERMINAL
ADDITIONAL SERVICE WHEN REMOVING BATTERY NEGATIVE TERMINAL : Description
Initial setting is necessary when battery terminal is removed.
CAUTION:
The following specified operations are not performed under the
non-initialized condition. ...
Vehicle security indicator
Description
Vehicle security indicator is built in
combination meter.
NVIS (Nissan Vehicle Immobilizer System-NATS)
and vehicle security system conditions are indicated by
blink or illumination of vehicle security indicator.
Component Function Check
1.CHECK ...