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:
Additional service when replacing control unit (bcm)
ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT (BCM) : Description
BEFORE REPLACEMENT
When replacing BCM, save or print current vehicle specification with CONSULT
configuration before replacement.
NOTE:
If "Before Replace ECU" cannot be used, use the "After Replace ECU" or ...
Normal operating condition
Description
Symptom
Result
Slight vibrations are felt on the brake pedal and the operation
noises occur, when VDC, TCS or ABS is activated.
This is a normal condition
due to the VDC,
TCS or ABS activation.
Stopping distance is longer than that of v ...
Engine oil
Inspection
OIL LEVEL
NOTE:
Before starting the engine, check the oil level. If the engine
is already started, stop it and allow 10 minutes before checking.
Check that the oil level is within the range as indicated on
the dipstick.
If it is out of range, add oil as n ...