Battery - 3.5L Duratec (202kW 275PS) 3.5L EcoBoost (235kW 320PS)

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Battery - 3.5L Duratec (202kW/275PS)/3.5L EcoBoost (235kW/320PS)

General Equipment

Diagnostic Battery Charger

Use Ford approved battery test equipment listed in the Ford Warranty and Policy Manual.

Battery Condition Test

Battery condition is determined by measuring battery terminal voltage after a specific discharge current is applied for a specified time period.

Visual Inspection and Diagnostic Pre-checks

Diagnostics in this article assume a certain skill level and knowledge of Ford-specific diagnostic practices. REFER to: Diagnostic Methods .

Inspect wiring, terminals and connectors.
Inspect the battery/batteries.
Inspect the battery/batteries mounting.
Inspect the AJB and high current BJB connections.

PINPOINT TEST A: BATTERY CONDITION TEST

A1 TEST THE BATTERY CONDITION

NOTE: Failure to fully charge the battery/batteries before retesting may cause false readings.

Using the Intelligent Diagnostic Charger and the battery cables removed from the battery/batteries, verify the battery/batteries condition.

Is the battery OK?

Yes	RETURN the battery/batteries to service.

No	If the analyzer reads REPLACE BATTERY or REPLACE-BAD CELL, INSTALL a new battery. REFER to: Battery - Vehicles With: Single Battery or REFER to: Battery - Vehicles With: Dual Batteries .