Pinpoint Test C : C2005:74, C2006:74, C2007:74, C2008:74
WARNING: This page is about a different car, the 2018 Lincoln Navigator. However, it is still accessible from the selected car via links, so may be relevant.
- C1 CHECK THE REAR BRAKE PADS
- With the transmission in NEUTRAL, position the vehicle on a hoist. REFER to:Jacking And Lifting .
- Inspect the minimum thickness of the rear brake pads. REFER to: SPECIFICATIONS .
Are the brake pads present and do the brake pads meet the minimum thickness specification?
Yes GO to C2 No INSTALL new rear brake pads. REFER to: BRAKE PADS . - C2 CHECK THE REAR BRAKE DISCS
- Inspect the minimum thickness of the rear brake discs REFER to: BRAKE SYSTEM - GENERAL INFORMATION .
Do the brake discs meet the minimum thickness specification?
Yes GO to C3 No INSTALL new rear brake discs. REFER to:Brake Disc . - C3 CHECK THE ACTUATOR PISTON OPERATION
- Remove the parking brake actuator motor. REFER to: Parking Brake Actuator Motor .
- Using hand force, turn the ball screw drive on the brake caliper counterclockwise and observe the piston for movement.
Does the piston move when the ball screw drive is turned?
Yes INSTALL a new actuator motor. REFER to:Parking Brake Actuator Motor . No INSTALL a new rear brake caliper. REFER to:BRAKE CALIPER .