engine light on, change battery, alternator, oxygen senor, stater, what drain batter totally
Apr 28, 2011 at 12:55 PM
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WRENCHTECH
AUTOMOTIVE REPAIR CONTRIBUTOR
20,761 POSTS
The engine light may or may not be related to the battery problem. You need to get the codes read first to find out.
You also need to test the charging voltage across the battery at idle with no accessories on. It should be between 13.5 and 14.8 volts.