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:
Basic inspection
DIAGNOSIS AND REPAIR WORKFLOW
Work Flow
OVERALL SEQUENCE
DETAILED FLOW
1.CONFIRM SYMPTOM
Confirm symptom or customer complaint.
2.CHECK SELF-DIAGNOSIS OPERATION OF COMBINATION METER
Perform self-diagnosis of combination meter. Refer to MWI-29, "Diagnosis
Description".
3.CHECK COMBINATION ...
Power supply and ground circuit
A/C AUTO AMP.
A/C AUTO AMP.: Description
COMPONENT DESCRIPTION
A/C Auto Amp. (Air Conditioner Automatic Amplifier)
The A/C auto amp. (1) has a built-in microcomputer that processes
information sent from various sensors needed for air conditioner
operation. The air mix door motor(s), the mo ...
Programming HomeLink for Canadian customers and gate openers
Canadian radio-frequency laws require transmitter
signals to "time-out" (or quit) after several
seconds of transmission - which may not be long
enough for HomeLink to pick up the signal
during training. Similar to this Canadian law,
some U.S. gate operators are designed to "timeout"
in the sam ...