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Gary, ASE Certified Technician
Category: Mazda
Satisfied Customers: 1180
Experience:  Senior Technician
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My 1999 Mazda 323 protege 1.6 has quite a bad miss when you

Customer Question

My 1999 Mazda 323 protege 1.6 has quite a bad miss when you accelerate i have teplace the plugs leads and ignition coils and nothing has changed i have also checked the filter in the tank that appeared to be fine
JA: How old is the transmission? Have you checked the fuel filters?
Customer: Transmissiion same age as the car i guess and the fuel filter is fine
JA: Are you hoping to fix this yourself? What have you tried so far?
Customer: Replaced the plugs ignition leads and the ignition coils
JA: Anything else you think the mechanic should know?
Customer: It just has a fairly bad miss when you try to accelerate
JA: OK. Got it. I'm sending you to a secure page on JustAnswer so you can place the $5 fully-refundable deposit now. While you're filling out that form, I'll tell the Mazda Mechanic about your situation and then connect you two.
Submitted: 1 year ago.
Category: Mazda
Expert:  Gary replied 1 year ago.

Hi there,

The next thing to do would be verify fuel pressure under load (when you accelerate).

if the pressure is ok, I would have the fuel injectors removed for an off-car injector clean.


Expert:  Gary replied 1 year ago.

Hello again,

Do you need any further help?

I hope my advice has been of assistance to you.

Kind regards