ELECTRICAL PROBLEM

1991 Honda Prelude

Tiny

stevegrego

January, 7, 2011 AT 1:37 AM

My alternator is brand new and battery tests good, but whether in use or sitting the battery is losing charge, I can get it jumped off but it immediately cuts back off

FOUND 2030 RELATED QUESTIONS

1 Answer

Tiny

KHLow2008

January, 7, 2011 AT 2:50 PM

What is the charging voltage between battery terminals when engine is running?
What is the charging voltage between alternator main mast and ground?
Is there any abnormal belt noises when engine is running? Check the crank pulley for wavy movements and abnormal noise. If present, check if the harmonic damper is bad.

Please login or register to post a reply.

Battery Replacement Guide
Battery Replacement
Battery Replacement Ford Escape 2000-2006