How JustAnswer Works:
  • Ask an Expert
    Experts are full of valuable knowledge and are ready to help with any question. Credentials confirmed by a Fortune 500 verification firm.
  • Get a Professional Answer
    Via email, text message, or notification as you wait on our site.
    Ask follow up questions if you need to.
  • 100% Satisfaction Guarantee
    Rate the answer you receive.
Ask Chad Farhat Your Own Question
Chad Farhat
Chad Farhat, ASE Certified Technician A6 - Electrical / Electronic systems A7 Heating / Air conditioning systems
Category: Pontiac
Satisfied Customers: 3632
Experience:  Owner at Carolina Auto Service & Sales , 20 years Experience in Foreign & Domestic vehicles
Type Your Pontiac Question Here...
Chad Farhat is online now
A new question is answered every 9 seconds

It will not start turns over but will not fire off, I just

Customer Question

It will not start turns over but will not fire off
JA: Have you checked the battery, particularly the terminal connections? Are they corroded?
Customer: I just cleaned them
JA: What is the model/year of your Pontiac?
Customer: 2004 sunfire
JA: Are you fixing your Sunfire yourself? What have you tried so far?
Customer: Yes, starter, coil pack, fuel pump, fuel filter, valve cover gaskets, spark pligs Plugs
JA: Anything else you want the mechanic to know before I connect you?
Customer: Nope
Submitted: 10 months ago.
Category: Pontiac
Expert:  Chad Farhat replied 10 months ago.

Hi, I'm Chad. Welcome to JustAnswer. I'm reviewing your question and I will be posting your reply ASAP.

Expert:  Chad Farhat replied 10 months ago.

Hey how are you

is there a check engine light on ?

have you had a diagnostic scan and retrieved the fault codes ?

We need Fuel & Spark for the engine to start ?

Have you Checked your CKP sensor Crank Position sensor ,

are your injector firing and coils , did you check power & ground ,what are you missing ?

you changed the fuel pump ,but is it running , is there fuel pressure at rail ?

Please let me know

Thank You

Chad Farhat

ASE Certified Technician

Customer: replied 10 months ago.
No engine light or cod. I have a code reader. I have not checked the crank position sensor. What is the best way to do that? I have fuel pressure at the rail. It is not running. It sounds like this
Expert:  Chad Farhat replied 10 months ago.

ok i watched video ,

does not sound good

1- can you do a compression test on all cylinders ?

2- sound you jumped timing , can you pull timing cover off and check timing marks

Please let me know

Thank You

Chad Farhat

ASE Certified Technician

Expert:  Chad Farhat replied 10 months ago.

Diagram timing chain

Expert:  Chad Farhat replied 10 months ago.

Please let me know if you need anything else on it, just reply back and we will continue

If you are good, Please Kindly Rate Me.

A 5 Star Rating is much Apreciatted

If you feel I have not been helpful Please DO NOT RATE ME BAD OR POOR (1 or 2 stars) ,You can always ask me again or I can opt out of your question & open it for another expert ,that will provide you with more or better assistance on this issue

Please keep in mind that when you rate me , it does not end our conversation.

you can always come back to this conversation and ask me any follow up question you may have on this issue

(you can copy this link page & paste it in your browser when ready and it will open up our conversation again)

Thank You
Chad Farhat
ASE Certfied Technician