Nissan Maxima Service and Repair Manual: Tilt sensor
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 counts the pulse and calculates the
tilt amount of the steering column.
Component Function Check
1.CHECK FUNCTION
- Select "TILT PULSE" in "DATA MONITOR" mode with CONSULT.
- Check tilt sensor signal under the following conditions.
Diagnosis Procedure
1. CHECK TILT SENSOR SIGNAL
- Turn ignition switch ON.
- Check voltage signal between driver seat control unit connector
and ground with oscilloscope.
2. CHECK TILT SENSOR CIRCUIT
- Turn ignition switch OFF.
- Disconnect driver seat control unit and tilt motor.
- Check continuity between driver seat control unit harness
connector and tilt motor harness connector.
- Check continuity between driver seat control unit harness connector and
ground.
3. CHECK TILT SENSOR POWER SUPPLY
- Connect driver seat control unit.
- Turn ignition switch ON.
- Check voltage between tilt motor harness connector and ground.
4. CHECK TILT SENSOR POWER SUPPLY CIRCUIT
- Turn ignition switch OFF.
- Disconnect automatic drive positioner control unit.
- Check continuity between automatic drive positioner control unit
harness connector and tilt motor harness connector.
- Check continuity between automatic drive positioner control unit
harness connector and ground.
5. CHECK TILT SENSOR GROUND CIRCUIT
- Turn ignition switch OFF.
- Disconnect automatic drive positioner control unit.
- Check continuity between automatic drive positioner control unit
harness connector and tilt motor harness connector.
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 ...
Description
The telescopic sensor is installed to the steering column assembly.
The pulse signal is input to the driver seat control unit when
telescopic is performed.
The driver seat contr ...
Other materials:
Wiring diagram
COLOR DISPLAY
Wiring Diagram - With BOSE Audio system Without Navigation System
...
BCM branch line circuit
Diagnosis Procedure
1.CHECK CONNECTOR
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Check the terminals and connectors of the BCM for damage, bend and
loose connection (unit side and
connector side).
2.CHECK HARNESS FOR OPEN CIRCUIT
Disc ...
B263D, B263E, B263f intake door motor
Description
COMPONENT DESCRIPTION
Intake Door Motor
The intake door motor (1) is attached to the blower unit.
It rotates so that air is drawn from inlets set by the A/C auto
amp.
Motor rotation is conveyed to a lever which activates the intake
door.
DTC Logic
DTC DETECTION L ...