Battery Cable: Service and Repair

2010 Mercury Mountaineer 2WD V8-4.6LSECTION Service and Repair



Battery Cables - 4.6L

LH Engine Connections









RH Engine Connections









Removal and Installation

1. Disconnect the battery. For additional information, refer to Battery Disconnect Battery Disconnect.

2. With the vehicle in NEUTRAL, position it on a hoist. For additional information, refer to Vehicle Jacking and Lifting.

3. Remove the nut and position the battery cable body ground terminal aside.
- To install, tighten to 9 Nm (80 lb-in).

4. Disconnect the battery cable electrical connector.

5. Remove the 2 battery cable locators from the battery tray.

6. Remove the Battery Junction Box (BJB) terminal nuts.
- To install, tighten to 9 Nm (80 lb-in).

7. Position the generator harness terminal aside.

8. Position the BJB terminal aside.

9. Remove the 2 nuts and position the battery cable bracket aside.
- To install, tighten to 20 Nm (177 lb-in).

10. Remove the nut and position the power steering line bracket aside.
- To install, tighten to 12 Nm (106 lb-in).

11. Remove the nut and position the battery cable engine front cover bracket aside.
- To install, tighten to 10 Nm (89 lb-in).

12. Disconnect the A/C compressor electrical connector.

13. Remove the A/C compressor electrical connector harness locator.

14. Remove the bolt and position the battery cable right engine mount bracket aside.
- To install, tighten to 20 Nm (177 lb-in).

15. Remove the starter solenoid terminals protective cap.

16. Remove the nut and position the starter solenoid positive cable terminal aside.
- To install, tighten to 12 Nm (106 lb-in).

17. Remove the nut and position the starter solenoid wire cable terminal aside.
- To install, tighten to 6 Nm (53 lb-in).

18. Remove the nut and position the battery cable engine ground terminal aside.
- To install, tighten to 25 Nm (18 lb-ft).

19. Remove the battery cable.

20. To install, reverse the removal procedure.

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.