Battery Disconnect and Connect

WARNING: This page is about a different car, the 2015 Ford Focus. However, it is still accessible from the selected car via links, so may be relevant.

Disconnect

NOTE: When the battery is disconnected and connected, some abnormal drive symptoms may occur while the vehicle relearns its adaptive strategy. The vehicle may need to be driven to allow the PCM to relearn the adaptive strategy values.

1.

WARNING: Before beginning any service procedure in this article, refer to Health and Safety Precautions . Failure to follow this instruction may result in serious personal injury.

Refer to: Health and Safety Precautions .

Disconnecting the battery ground cable to interrupt power to the vehicle electrical system only

2.

Remove the bolt and position the negative battery cable.
Torque: 16 lb.ft (22 Nm)

GFD63498

Courtesy of FORD MOTOR COMPANY

3.

Using electrical tape, cover the negative battery cable terminal.

GFD63499

Courtesy of FORD MOTOR COMPANY

Disconnecting the battery cables

NOTE: The cowl panel is removed for clarity only.

4.

Release the tabs and remove the battery covers.

GFD63500

Courtesy of FORD MOTOR COMPANY

5.
- Remove the air cleaner. Refer to: Air Cleaner - 1.0L EcoBoost (92kW/125PS) .
- Remove the air cleaner. Refer to: Air Cleaner - 2.0L Duratec-HE (125kW/170PS) - MI4 .
- Remove the air cleaner.

6.

Remove the nuts and battery hold-down bracket. Release the tabs and position aside the high current BJB.

GFD63501

Courtesy of FORD MOTOR COMPANY

7.

Position the battery forward.

GFD63502

Courtesy of FORD MOTOR COMPANY

8.
- 1.
  
  Loosen the nut and remove the negative battery cable from the battery terminal post.
  Torque: 44 lb.in (5 Nm)
- 2.
  
  Loosen the nut and remove the positive battery cable from the battery terminal post.
  Torque: 44 lb.in (5 Nm)

GFD63503

Courtesy of FORD MOTOR COMPANY

Connect

1.
- Reverse the disconnection procedure.
- For vehicles with one-touch window, perform the power door window initialization. Refer to: Power Door Window Initialization - Vehicles With: One-Touch Open and Close Front Windows .