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 PREMIER, 3.0 1, AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1813 (ANTI-LOCK BRAKE SYSTEM - VEHICLE DYNAMIC SYSTEMS)DESCRIPTION AND OPERATIONANTI-LOCK CONTROLHYBRID BRAKING SYSTEMNOTES
2009 Mercury Milan Premier, 3.0 1, AWD
Hybrid Braking System: Notes
2009 Mercury Milan Premier, 3.0 1, AWDSECTION Notes
WARNING: This page is about a different car, the 2011 Mercury Milan, 2011 Lincoln MKZ, and 2011 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.
The hybrid vehicle is equipped with a few additional components, including:
- Active brake booster - which includes the brake booster vacuum sensor, the active brake booster solenoid and the active brake booster travel sensor. The sensors are serviced separately from the active brake booster. The booster solenoid is not serviced separately from the active brake booster.
- Brake pedal angle sensor - located on the brake pedal bracket and can be serviced separately from the pedal bracket.
- Brake pedal feel cut-off solenoid - located on the brake pedal bracket and is serviced with the pedal bracket.
- Brake pedal feel simulator - located on the brake pedal bracket and is serviced with the pedal bracket.
- Electric vacuum pump - located in the front of the engine compartment below the intake manifold.
- Vacuum pump relays - vacuum pump operation is controlled by 1 solid state relay and 1 mechanical relay. Both relays are located in the auxiliary relay box.
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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.