Battery Installation

2004 MERCURY MOUNTAINEER
98,500 MILES • 6 CYL • AWD • AUTOMATIC
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FREDMAYO
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  • 2 POSTS
Installed a new battery in my 2004 Mercury Mountaineer, battery light keeps coming, needle gauge shows discharge.
Jan 4, 2011 at 2:35 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
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DOCFIXIT
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  • 18,828 POSTS
Was ALT function checked?
Jan 4, 2011 at 2:45 PM
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FREDMAYO
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  • 2 POSTS
How do I check the alternator function? I have an electrical tester.
Jan 4, 2011 at 3:25 PM
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DOCFIXIT
  • CAR REPAIR CONTRIBUTOR
  • 18,828 POSTS
Check voltage running across BATT terms. Should be 14.5 to 15.5V or higher
Jan 4, 2011 at 3:29 PM