Ford Fusion: Battery, Mounting and Cables / Battery Disconnect and Connect. General Procedures

Disconnect

NOTE: Removing the negative battery ground cable at the LH strut tower will not disable the vehicle's electrical system.

NOTE: When the battery is disconnected and connected, some abnormal drive symptoms may occur while the vehicle relearns its adaptive strategy. The charging system set point may also vary. The vehicle may need to be driven to relearn its strategy.

1. Remove the air cleaner.
   Refer to: Air Cleaner (303-12A Intake Air Distribution and Filtering - 1.5L EcoBoost (118kW/160PS) – I4, Removal and Installation).
   Refer to: Air Cleaner (303-12B Intake Air Distribution and Filtering - 2.0L EcoBoost (184kW/250PS) – MI4, Removal and Installation).
   Refer to: Air Cleaner (303-12C Intake Air Distribution and Filtering - 2.5L Duratec (125kW/170PS), Removal and Installation).
   Refer to: Air Cleaner (303-12D Intake Air Distribution and Filtering - 2.7L EcoBoost (238kW/324PS), Removal and Installation).
   

1. Remove the bolt and the battery hold-down bracket.
   Torque: 89 lb.in (10 Nm)

1. Position the battery.
   

1. NOTICE: If equipped with a battery monitoring sensor, be careful not to damage the sensor when removing the terminal from the battery post. Do not pry on the terminals or component damage may occur.

   NOTE: Battery cable shown without a battery monitoring sensor, battery cable with a battery monitoring sensor similar.

   NOTE: When disconnecting the battery cable to interrupt power to the vehicle electrical system, disconnect the battery ground cable only. It is not necessary to disconnect the positive battery cable.

   1. Loosen the nut and position the negative battery cable.
      Torque: 44 lb.in (5 Nm)
   2. Position the positive battery cable cover, loosen the nut and position the positive battery cable.
      Torque: 44 lb.in (5 Nm)

Connect

1. To install, reverse the removal procedure.