Operation CHARM: Car repair manuals for everyone.
Home >> Ford >> 2009 >> E 250 V8-5.4L >> Repair and Diagnosis >> Starting and Charging >> Battery >> Description and Operation
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Battery: Description and Operation




Battery and Cables

4.6L, 5.4L and 6.8L engine

A 72 ampere-hour, maintenance-free battery, mounted in the forward RH side of the engine compartment, is standard.

The battery system consists of the following components:

- Battery
- Battery cables
- Battery case

The dual frame-mounted battery option includes a remotely packaged frame-mounted 78 ampere-hour, maintenance-free battery. The auxiliary frame-mounted battery is located on the RH frame rail to the rear of the B-pillar. The auxiliary frame-mounted battery is used to supply the trailer circuits with power when the vehicle is not running. The auxiliary frame-mounted battery is connected in parallel with the battery. The auxiliary frame-mounted battery uses the same cable as the standard battery.

6.0L engine

Two 78 ampere-hour, maintenance-free batteries are mounted on the RH frame rail.

The diesel battery system consists of the following components:

- Dual batteries
- Battery cables
- Battery cases

Environmental Protection





Ford Motor Company strongly recommends that lead-acid batteries be returned to an authorized recycling facility for disposal.

pro multis · About Operation CHARM