Nissan Maxima Service and Repair Manual: Inspection and adjustment
ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT
ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Description
Initialization of system should be conducted after the following conditions.
- When the sunroof motor or sunshade motor is changed.
- When the sunroof of sunshade does not operate normally (incomplete
initialization conditions).
ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Special Repair
Requirement
INITIALIZATION PROCEDURE
If the sunroof or sunshade does not close or open automatically, use the
following procedure to return sunroof or sunshade operation to normal.
- Close the sunroof and sunshade, then release the sunroof switch
once.
- Press and hold the sunroof switch CLOSE (1st or 2nd) again (for
approx. 10 seconds), then sunroof will move to forward and it will be
stopped mechanically.
- Release the sunroof switch, and press and hold the sunroof switch
CLOSE (1st or 2nd) again, then sunroof and sunshade will automatically
move to fully closed⇒fully open⇒fully closed.
- Release sunroof switch, after the sunroof is fully closed.
- Check sunroof and sunshade operation.
CHECK ANTI-PINCH FUNCTION
- Full open the sunroof.
- Place a piece of wood near fully closed position.
- Close the sunroof completely with auto-slide close.
- Check that sunroof lowers for approximately 150 mm (5.91 in) or 2
seconds without pinching a piece of wood and stop.
- Full open the sunshade.
- Place a piece of wood near fully closed position.
- Close the sunshade completely with auto-slide close.
- Check that sunshade lowers for approximately 150 mm (5.91 in) or 2
seconds without pinching a piece of wood and stop.
CAUTION:
- Do not check with hands and other part of body because they
may be pinched. Do not get pinched.
- Depending on environment and driving conditions, if a similar
impact or load is applied to the sunroof it may lower.
- Check that auto-slide operates before inspection when system
initialization is performed.
- Perform initial setting when auto-slide operation or
anti-pinch function does not operate normally.
WorkFlow
DETAILED FLOW
1.OBTAIN INFORMATION ABOUT SYMPTOM
Interview the customer to obtain the malfunction information (conditions and
environment when the malfunction occurred) as much as possib ...
Other materials:
Heated seat
Wiring Diagram
...
P1777 step motor
Description
The step motor changes the step by turning 4 coils ON/OFF
according to the signal from TCM. As a result, the
flow of line pressure to primary pulley is changed and pulley ratio is
controlled.
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
CAUTION:
Always drive ve ...
Lifting switch (front)
Description
Lifting switch (front) is equipped to the power seat switch LH on the seat
frame. The operation signal is input to the driver seat control unit when the
lifting switch (front) is operated.
Component Function Check
1. CHECK FUNCTION
Select "LIFT FR SW-UP", "LIFT FR SW-DN" in "D ...