Front Suspension - Height Sensor Upper Mount Tips

Article No.
97-5-4

03/03/97

SUSPENSION - FRONT - HEIGHT SENSOR UPPER
MOUNT - SERVICE TIP

LINCOLN-MERCURY:
1993-97 MARK VIII

This TSB article is being republished in its entirety to include 1997 model year vehicles.

ISSUE:
If the front suspension height sensor upper mount requires replacement, it can be serviced by replacing the height sensor ball stud instead of replacing the entire upper control arm.

ACTION:
Replace the height sensor upper mount ball stud. Refer to the following Service Procedure for details.

SERVICE PROCEDURE

1. Turn off air suspension system. The switch is located in the trunk on the LH side.

2. Raise vehicle on hoist and remove front wheel/tire assembly where suspect height sensor mount is located.

3. Remove ride height sensor.

4. Remove broken height sensor ball stud from upper control arm. This may require use of a grinder/cutting wheel.

5. Using pliers, straighten the height sensor mounting bracket on the upper control arm.

6. Install service Ball Stud (E8OY-5C561-A) into the height sensor mounting bracket on the upper control arm. Tighten the nut on the service ball stud to 13.6 N.m (10 lb-ft).

7. Reinstall ride height sensor or replace Ride Height Sensor (F3LY-5359-C) as required.

8. Reinstall wheel/tire assembly. Torque wheel lug nuts to 115-142 N.m (85-105 lb-ft).

9. Lower vehicle.

10. Turn on air suspension system.

PART NUMBER PART NAME

E80Y-5C561-A Height Sensor Ball Stud
F3LY-5359-C Height Sensor

OTHER APPLICABLE ARTICLES: NONE

SUPERSEDES: 95-23-2

WARRANTY STATUS: Eligible Under The Provisions Of Bumper To Bumper Warranty Coverage

OPERATION DESCRIPTION TIME

970504A Replace One Mount Ball 0.4 Hr.
Stud
970504B Replace Both Mount Ball 0.6 Hr.
Studs

DEALER CODING
CONDITION
BASIC PART NO. CODE
5C561 58

OASIS CODES: 303000, 304000, 305000, 390000