Nissan Sentra Service Manual: Inspection and adjustment
Additional service when replacing control unit
Additional service when replacing control unit : description
Memory reset procedure
- Please observe the following instructions at confirming the moonroof operation.
Note:
Do not disconnect the electronic power while the moonroof is operating or within 5 seconds after the moonroof stops. (to wipe-out the memory of lid position and operating friction.)
- Initialization of system should be conducted after the following conditions.
- When the moonroof motor is changed.
- When the moonroof does not operate normally. (Incomplete initialization conditions)
Additional service when replacing control unit : special repair requirement
Initialization procedure
If the moonroof does not open or close automatically, use the following procedure to return moonroof operation to normal.
Note:
If the moonroof switch is released at any time during step 4, the procedure must be started over again. Leave the ignition switch ON for at least 2 seconds after this procedure.
- Push the ignition switch to the ON position.
- Hold the moonroof switch in the close/tilt up position. Release the switch when the moonroof has reached the full tilt up position and reverses slightly.
- Push and hold the tilt up switch within 4 seconds of step 2.
- The moonroof will begin moving within 4 seconds. From the full tilt-up ƒ¸ slide-close ƒ¸ slide-open ƒ¸ slide-close ƒ¸ tilt-up ƒ¸ slide-close. Release the switch, initialization is complete if the moonroof operates normally.
Anti-pinch function
- Fully open the moonroof to the full open position.
- Place a piece of wood at the fully closed position.
- Close the moonroof completely with auto-slide close function.
- Moonroof should make contact and then tilt up in reverse for 150mm (5.91 In.) (Approx.).
Caution:
- Do not test the anti-pinch function with your hands or other part of body parts because they may be pinched.
- Depending on environment and driving conditions, if a similar impact or load is applied to the moonroof it may lower.
- Test the auto-slide operation before inspection when the system initialization is performed.
- Perform the initialization procedure when the auto-slide operation or anti-pinch function does not operate normally.
Diagnosis and repair workflow
Work flow
Overall sequence
Detailed flow
1. Obtain information about symptom
Interview the customer to obtain as much information as possible about the
conditions and environment under
whic ...
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U0140 Lost communication (BCM)
DTC Logic
DTC DETECTION LOGIC
DTC
CONSULT screen terms
[Trouble diagnosis content]
DTC detection condition
Possible causes
U0140
LOST COMM (BCM)
[Lost Communication With
Body Control Module]
When the ignition switch is ON, TCM is unable
to receive the CAN ...
Trunk lid trim
Exploded View
Trunk lid finisher
Front
Removal and Installation
REMOVAL
Remove trunk lid finisher clips (A) and trunk lid finisher.
INSTALLATION
Installation is in the reverse order of removal. ...
Ecm 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 ecm for damage, bend and loose
connection (unit side and
connector side).
Is the inspection result normal?
Yes > ...
