Battery light
50

Asked by vanyolanda Dec 16, 2015 at 03:53 PM about the 1996 Lexus LS 400 RWD

Question type: Maintenance & Repair

Why is my battery light on if I replace the battery
and alternator both new

5 Answers
26,835

taver91 answered 8 years ago

The light tells you that your charging system is not working. Typically, it is either the battery, the alternator, or the serpentine belt that turns the alternator. Check your belt for proper tension and insure it is not slipping as your engine speed increases beyond idle speed.

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