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Page Hits: 1964389
US BULLETIN No: K004/96 DATE: 1996
CAN BULLETIN No: N/A
APPLIES TO: 1996 MPV AFFECTED VINs: Lower than JM3 LV52** T0 806331
SUBJECT: A/T change lever knob cracking
DETAILS:

Solvent cracks may occur around the screws of the A/T change lever knob. These cracks are caused by the machining oil residue left on the threads of the selector lever after production. To prevent this concern, the machining oil is now completely removed after production.

Customers complaining of this concern should have the vehicle inspected and if necessary, have the part replaced according to this bulletin.

NOTE: This concern does not affect the function of the change lever knob.

INSPECTION PROCEDURE

  1. Roll the change lever boot up.
  2. Check the change lever (front and back) for crack(s).
  3. Compare the level of crack(s) to those shown in Fig. 1 .
    • If the crack(s) are the same as Fig. 1A , proceed to Repair Procedure A.
    • If the crack(s) are the same as Fig. 1B , proceed to Repair Procedure B.

Fig. 1

Fig. 1A

Fig. 1B

REPAIR PROCEDURE

Repair Procedure A

  1. Set the steering wheel to the lowest position.
  2. Roll the change lever boot up and remove the screws.
  3. Clean and degrease the screws and screw holes.
  4. Install screws and tighten.
    Tightening Torque: 6 in·lb.

Repair Procedure B

  1. Remove the three (3) mounting screws for the lower steering column covers.
  2. Set the steering wheel in the lowest position.
  3. Move the change lever to the L1 range.
  4. Unhook the upper cover left claw then the right upper cover claw.
    • Move the cover fully to the left and lift it slowly.

    CAUTION: Take care not to break the cover claws during removal.

  5. Remove the upper and lower column covers.
    NOTE: Place the tilt lever down to remove the lower column cover.
  6. Remove screws A, B, C, and remove the back side of the change lever.
    NOTE: Roll up boot to expose screws C and D.
  7. Remove the blind cap from the lower side of the boot using a flat screwdriver.
  8. Remove the lower side of the change lever knob.
  9. Disconnect the "O/D Off" connector (and 4WD connector, if equipped).
  10. Free the wiring harness(es) from the rubber bands.
  11. Remove the upper side of the change lever knob and the boot together.
  12. Degrease the holes in the change lever knob and the selector lever.
    • Thoroughly wipe the degreaser off 10 seconds after spraying.

    NOTE: Take precautions to avoid contact with degreaser and interior components (i.e. dash, seats etc.).

    Fig. 2

INSTALLATION PROCEDURE

  1. Insert the upper half of the change lever knob into the boot then slide it onto the selector lever shaft.
  2. Insert the lower half of the change lever knob into the boot then slide it onto the selector lever shaft.
  3. Tighten screws A and B and assemble the upper and lower sides of the change lever.
  4. Tighten screws C and D and roll up the boot.
    Tightening Torque: 6 in·lb.
  5. Fit the boot to the original position and reinstall the blind cap.
  6. Install the wiring harness(es) into the original position.
    • Route the harness(es) through the rubber band around the selector lever.
    • Route the harness(es) through the rubber band around the ignition switch.
    • Route the harness(es) through the black tiewrap.
    • Connect the coupler(s).
  7. Check the coupler(s) connection.
    • Turn the ignition ON.
    • Press the change lever switch and verify that the warning lights(s) on the instrument panel illuminate.

    NOTE: O/D OFF switch (for 2WD vehicles) and 4WD switch (for 4WD vehicles).

  8. Depress the brake pedal and shift the change lever to "P" range.
  9. Remove the ignition key.
  10. Assemble the lower steering column cover.
  11. Pull the tilt lever down and move the steering column to the lowest position.
  12. Fit the column cover to the side of the change lever.
    NOTE: Avoid tangling the cover in the harness(es).
  13. Temporarily tighten the two (2) upper screws.
  14. Firmly tighten the screw located in the lower right location.
  15. Firmly tighten the upper two (2) screws.
  16. Assemble the upper side of the column cover.
    • Turn the ignition "ON."
    • Set the change lever to the "L1" range.
    • Set the ignition key to "ACC."
    • Hook the left claw first then the right claw.

    NOTE: The harness should not interfere with any part.

  17. Turn the ignition switch to "ON."
    • Shift the change lever to "P" range.
    • Press the change lever switch and verify that the warning light on the instrument panel illuminates.

    NOTE: O/D OFF switch (for 2WD vehicles) and 4WD switch (for 4WD vehicles).

  18. Depress the brake pedal.
    • Move the change lever through all ranges [P, R, N, D, S(2) and L(1)].
    • Verify that the indicator light illuminates in each range.

PARTS INFORMATION

Part Number Description Qty. Notes
LA09-46-030D  Change Lever Knob  2WD models 
LB94-46-030  Change Lever Knob  4WD models 

WARRANTY INFORMATION

Note: This information applies to verified customer complaints on vehicles covered under normal warranty. Refer to the SRT microfiche for warranty term information.

Warranty Type A
Symptom Code 87 
Damage Code 9E 
Part Number Main Cause LA09-46-030D or LB94-46-030 
Quantity
Operation Number XX0839R1 (Repair A)
XX0839R2 (Repair B) 
Labor Hours 0.2 (Repair A)
0.4 (Repair B) 
CONSUMER NOTICE:
The information and instructions in this bulletin are intended for use by skilled technicians. Mazda technicians utilize the proper tools/equipment and take training to correctly and safely maintain Mazda vehicles. These instructions should not be performed by "do-it-yourselfers." Consumers should not assume this bulletin applies to their vehicle or that their vehicle will develop the described concern. To determine if the information applies, consumers should contact their nearest authorized Mazda dealership.
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