A/T - 5R55W Ticking Noise

Article No.
01-20-7

10/15/01

^ NOISE -"TICK" NOISE FROM TRANSMISSION
FRONT OR INTERMEDIATE SERVO COVER AREA -
VEHICLES EQUIPPED WITH 5R55W
TRANSMISSION - VEHICLES PRODUCED PRIOR TO 9/6/2001

^ TRANSMISSION - 5R55W -"TICK" NOISE FROM
TRANSMISSION FRONT OR INTERMEDIATE SERVO
COVER AREA - VEHICLES PRODUCED PRIOR TO
9/6/2001

FORD:
2002 EXPLORER

MERCURY:
2002 MOUNTAINEER

ISSUE
Some vehicles produced before 9/6/2001 equipped with the 5R55W transmission, may exhibit a tick noise emanating from the Front or Intermediate Servo Cover. This tick noise is only present at Idle in Park or Neutral.

ACTION
Verify that the condition exists and the noise is emanating from the Front or Intermediate Servo. If so, the Separator Plate 7Z490 or the Main Control may need to be replaced. Follow the service procedures for the repair.

SERVICE PROCEDURE
This TSB does not apply to any other ticking noises from transmission and vehicle components or locations.

NOTE
DO NOT ADD THE IN-LINE SERVICE FILTER AS LISTED IN THE WORKSHOP MANUAL. THE IN-LINE FILTER IS NOT REQUIRED TO BE ADDED FOR THIS TSB.

1. Verify that the condition exists ONLY during the following conditions: - at Idle, - while in Park and Neutral, - with the noise emanating from the Front or Intermediate Servos.

2. If the condition exists, drain the transmission fluid from the pan.

3. Remove the fluid pan and fluid pan gasket (the gasket is reusable).

4. Inspect the fluid in pan for major contamination. If major contamination is present, the Main Control (7A100) and Fluid Filter will need to be replaced.

5. If major contamination is not present, only the Main Control Separating Plate and fluid filter need to be replaced.

6. To replace ONLY the Main Control (7A100) and Fluid Filter (7A098), follow the steps listed in the Workshop Manual In-Vehicle Service, Main Control Valve Body, to remove and replace.

7. To replace ONLY the Main Control Separating Plate (7Z490) and Fluid Filter (7A098), follow the removal steps listed in the Workshop Manual In-Vehicle Service, Main Control Valve Body.

8. Once the Main Control Valve Body has been removed, rotate the body so that the separator is up and place on a clean work surface.





9. Remove the three screws that attach the plate to the main control, remove and discard the plate (Figure 1).





10. Make sure that the check balls are in there proper location (Figure 2).





11. lnstall the Special Service Tools 307-334 (2 required) on to the main control (Figure 3).

12. Install a NEW service Separator Plate, install the three (3) screws and tighten to 10 Nm (89 lb-in). Remove the Special Service Tools.

13. Reinstall the Main Control by continuing to follow the Installation steps listed in the Workshop Manual In-Vehicle Service, Main Control Valve Body.





PARTS BLOCK

OTHER APPLICABLE ARTICLES: NONE
WARRANTY STATUS: Eligible Under The Provisions Of Bumper To Bumper Warranty Coverage

OPERATION DESCRIPTION TIME

012007A Replace Main Control 1.8 Hrs.
Valve Body And Fluid
Filter

012007B Replace Main Control 1.9 Hrs.
Valve Body Separator
Plate And Fluid Filter

DEALER CODING
CONDITION
BASIC PART NO. CODE
7Z490 42

OASIS CODES: 504000, 597997, 702000