Bad battery or alternator

30

Asked by cake Feb 19, 2021 at 06:34 PM about the 2008 Mazda MAZDASPEED3 Grand Touring

Question type: Maintenance & Repair

When my cars rpm rising pass 3500 the
battery light comes on. My tool scannner
show the battery bolt and when the light pops
up it shows 11.2
But at stop it goes back up to 14.2

1 Answer

Drod answered 3 years ago

Most likely your alternator has a bad module- some of them have a few separate ones just for safety’s sake; if one goes bad it doesn’t kill the whole thjng right away. It also could be that you are overtaxing the alt and need a higher amp rated one. Do you have a CEL?

Mark helpful

Your Answer:

Related Questions

  • Bad battery or alternator 1 Answer

    When my cars rpm rising pass 3500 the battery light comes on. My tool scannner show the battery bolt and when the light pops up it shows 11.2 But at stop it goes back up to 14.2

    2008 Mazda MAZDASPEED3 Grand Touring

    -

    Maintenance & Repair

  • My car will not start with a good battery 2 Answers

    I have a 2006 mazda speed6 it has a good battery, all the lights come on, the radio and everything, but it will not start, I can hear the starter click.

    Mazda MAZDASPEED3

    -

    Maintenance & Repair

  • What is this I found in the bottom of my oil pan 2 Answers

    Happened 2008 Mazdaspeed3 that I'm replacing the oil pan on and when I took the pan off I found a like set pin type thing in the bottom of the pan and I don't know where it goes or what it's for it ...

    2008 Mazda MAZDASPEED3 Sport

    -

    Maintenance & Repair

  • I need help locating the source of an oil leak 1 Answer

    I have an oil leak. I cleaned off the engine and then observed it while running. The oil appears to be coming from where the block meets the transmission. it is high up on the top of the castings....

    2007 Mazda MAZDASPEED3 Sport

    -

    Maintenance & Repair

  • I recently changed my cabin air filter in my 2013 Mazdaspeed 3 which somehow caused my blower motor to stop working completely? 6 Answers

    Decided to change my cabin air filters the other day. So I went under my dash and located the cabin filters which were very easy to get to. Unscrewed the piece consisting of the blower resistor wh...

    2013 Mazda MAZDASPEED3 Touring

    -

    Maintenance & Repair

MAZDASPEED3

Looking for a Used MAZDASPEED3 in your area?

CarGurus has 5 nationwide MAZDASPEED3 listings and the tools to find you a great deal.

Postal Code:

Shortcuts

Search Mazda MAZDASPEED3 Questions

CarGurus Experts

  • #1
    littlehorn
    Reputation
    140
  • #2
    Hannah Schara
    Reputation
    100
  • #2
    Adam Dentinger
    Reputation
    100
View All

Find great deals from top-rated dealers

Search

Related Models For Sale

Used Mazda MAZDA3
73 Great Deals out of 1,302 listings starting at $3,499
Used Honda Civic
198 Great Deals out of 4,044 listings starting at $440
Used Volkswagen Golf GTI
18 Great Deals out of 528 listings starting at $1,704
Used Ford Focus
11 Great Deals out of 494 listings starting at $2,995
Used Subaru Impreza WRX
3 Great Deals out of 21 listings starting at $4,995
Used BMW 3 Series
68 Great Deals out of 1,212 listings starting at $2,500
Used Mazda MX-5 Miata
4 Great Deals out of 162 listings starting at $8,496
Used Ford Mustang
41 Great Deals out of 1,627 listings starting at $5,977
Used Ford Fiesta
5 Great Deals out of 173 listings starting at $4,000
Used Nissan 370Z
57 listings starting at $14,995
Used Mitsubishi Lancer Evolution
10 listings starting at $19,998

Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Please refer to CarGurus Terms of Use. Content will be removed if CarGurus becomes aware that it violates our policies.