Nissan Maxima Service and Repair Manual: Telescopic sensor
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 control unit counts the pulse and calculates the
telescopic amount of the steering column.
Component Function Check
1.CHECK FUNCTION
- Select "TELESCO PULSE" in "DATA MONITOR" mode with CONSULT.
- Check telescopic sensor signal under the following conditions.

Diagnosis Procedure
1. CHECK TELESCOPIC SENSOR SIGNAL
- Turn ignition switch ON.
- Check voltage signal between driver seat control unit connector
and ground with oscilloscope.

2. CHECK TELESCOPIC SENSOR CIRCUIT
- Turn ignition switch OFF.
- Disconnect driver seat control unit and telescopic motor.
- Check continuity between driver seat control unit harness
connector and telescopic motor harness connector.

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

3. CHECK TELESCOPIC SENSOR POWER SUPPLY
- Connect driver seat control unit.
- Turn ignition switch ON.
- Check voltage between telescopic motor harness connector and ground.

4. CHECK TELESCOPIC 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 telescopic motor harness connect

- Check continuity between automatic drive positioner control unit
harness connector and ground.

5. CHECK TELESCOPIC SENSOR GROUND CIRCUIT

- Turn ignition switch OFF.
- Disconnect automatic drive positioner control unit.
- Check continuity between automatic drive positioner control unit
harness connector and telescopic motor harness connector.

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 ...
DRIVER SIDE
DRIVER SIDE : Description
The mirror sensor LH is installed to the door mirror LH.
The resistance of 2 sensors (horizontal and vertical) is changed
when the door mirror LH is ope ...
Other materials:
Sunroof switch
Description
Transmits switch operation signal to sunroof motor assembly.
Diagnosis Procedure
1.CHECK SUNROOF SWITCH INPUT SIGNAL
Turn ignition switch ON.
Check voltage between sunroof motor assembly harness connector
and ground.
2.CHECK SUNROOF SWITCH CIRCUIT
Turn ...
P0441 evap control system
DTC Logic
DTC DETECTION LOGIC
NOTE:
If DTC P0441 is displayed with other DTC such as P2122, P2123, P2127, P2128 or
P2138, first perform
trouble diagnosis for other DTC.
In this evaporative emission (EVAP) control system, purge flow occurs during
non-closed throttle conditions.
Purge vo ...
Variable voltage control system
CAUTION
Do not ground accessories directly to
the battery terminal. Doing so will bypass
the variable voltage control system
and the vehicle battery may not
charge completely.
Use electrical accessories with the engine
running to avoid discharging the
vehicle battery.
Your v ...