Front Steering Knuckle: Testing and Inspection

Measuring Steering Knuckle (removed)

Shows Steering Knuckle, Left:

Remove
1 Remove steering knuckle

Measuring
2 Place steering knuckle with installed wheel hub or brake disc on parallel supports

NOTE: Use four pieces

3 Scan the height dimension "A" as comparison dimension using a height measuring gage and note
- Measure at the flat surface of the brake caliper fixing.

4 Measure and note height dimension "B1-B3" at the lowest point of the respective bore

NOTE:
- The test values are derived from the difference between height dimension "A" and height dimensions.
- "B1"= Bearing of supporting joint
- "B2"= Bearing of upper control arm
- "B3"= Bearing of steering knuckle arm/track rod

Install
5 Install steering knuckle.