Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSMERCURY2009MILAN AWD L4-2.3LREPAIR AND DIAGNOSISBRAKES AND TRACTION CONTROLPARKING BRAKE SYSTEMTESTING AND INSPECTIONPINPOINT TESTSPINPOINT TEST B: THE PARKING BRAKE WILL NOT RELEASE
2009 Mercury Milan AWD L4-2.3L
Pinpoint Test B: The Parking Brake Will Not Release
2009 Mercury Milan AWD L4-2.3LSECTION Pinpoint Test B: The Parking Brake Will Not Release
Parking Brake
Pinpoint Tests
Pinpoint Test B: The Parking Brake Will Not Release
Normal Operation
When the parking brake release button is pressed and the brake control is released, the return springs on the brake calipers and the parking brake control return the system to the released position.
This pinpoint test is intended to diagnose the following:
- Parking brake cables
- Parking brake control
- Parking brake rear wheel components
PINPOINT TEST B: THE PARKING BRAKE WILL NOT RELEASE
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B1 CHECK THE PARKING BRAKE CONTROL
- Press the release button on the parking brake control and release the handle.
- Does the parking brake control move?
Yes
GO to B2.
No
INSTALL a new parking brake control. REFER to Parking Brake Control Service and Repair. TEST the system for normal operation.
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B2 CHECK THE REAR PARKING BRAKE CABLES
- Remove the floor console rear access panel.
- Loosen the parking brake adjustment nut and disconnect the rear cables from the equalizer.
- Disconnect the LH and RH parking brake cables from the brake calipers.
- While holding the rear cable conduit, attempt to slide the rear cable inside the conduit.
- Does the cable slide freely inside the conduit?
Yes
INSTALL new rear brake calipers. ADJUST the parking brake cable. REFER to Parking Brake Cable Adjustment Adjustments.
No
INSTALL new rear brake cable(s). REFER to Parking Brake Cable - Rear Service and Repair. TEST the system for normal operation.
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RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.