Have never had to warranty out a denso alternator.
Denso and alternators from Toyota are the only ones we\u2019ll use for this exact reason.
The alternator (new OEM Denso, 2nd one, installed about 100kmi ago) on my wife's 2007 Solara v6 3MZFE with 227kmi just died last night. She didn't make it home.
Similar symptoms when my '05 factory alternator died. Get a jump then measure the voltage at the battery. If it's ~14VDC, the alternator is charging. If it is only ~12VDC replace the alternator.
Denso or nothing. You'll be doing this again in about 2 years if you chose poorly.
I bought reman denso 2 years ago and it lasted 1 year.
I went with Denso Reman for my choice. 2 years so far and no issue.
My auto shop is replacing the alternator on my 2013 Sienna for $657 with a DENSO part which is the only brand you should be using IMO.
Put the desno in fixed all my problems
Just bought one better denso at the auto parts store last year, was a 20min install, btw need to remove the rf tire and plastic to easily access as well as the bottom plates. Imo nice solid car and needs a decent part.
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