When accelerating sputter

Tiny
JIMMIE HEYES
  • MEMBER
  • 2000 TOYOTA AVALON
  • 3.0L
  • 6 CYL
  • 2WD
  • AUTOMATIC
  • 200,000 MILES
My check engine light flashes and runs okay until I give it gas then it sputters out and has no horsepower. Fixed plugs and coil packs and also the top catalytic converter and it is still doing the same. Help anyone?
Thursday, March 21st, 2019 AT 8:45 PM

3 Replies

Tiny
JIS001
  • MECHANIC
  • 3,408 POSTS
Hi and thank you for using 2CarPros. Can you do a scan and post the trouble codes you are getting so we can get an idea of what is going on? Here is a quick link that will guide you if you have a code reader:

https://www.2carpros.com/articles/checking-a-service-engine-soon-or-check-engine-light-on-or-flashing

Please post the codes here. Thank you.
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Thursday, March 21st, 2019 AT 9:10 PM
Tiny
JIMMIE HEYES
  • MEMBER
  • 3 POSTS
  • 2000 TOYOTA AVALON
  • 3.0L
  • 6 CYL
  • 2WD
  • AUTOMATIC
  • 200,000 MILES
The codes were p1310. I looked it up and it says to replace the number 3 coil pack?
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Saturday, March 23rd, 2019 AT 4:33 PM (Merged)
Tiny
ASEMASTER6371
  • MECHANIC
  • 52,797 POSTS
Good evening,

Codes do not tell you to replace anything. They tell you the area of failure. Diagnostics have to be done and repairs made.

The code is for coils. It could be wiring or the coil.

I attached a chart and description for you to view.

Roy

CIRCUIT DESCRIPTION
A Direct Ignition System (DIS) has been adopted. The DIS improves the ignition timing accuracy, reduces high-voltage loss, and enhances the the overall reliability of the ignition system by eliminating the distributor. The DIS is a 1-cylinder ignition system which ignites one cylinder with one ignition coil. In the a 1-cylinder ignition system, the one spark plug is connected to the end of the secondary winding. High voltage generated in the secondary winding is applied directly to the spark plug. The spark of the spark plug pass from the center electrode to the ground electrode.
The ECM determines ignition timing and outputs the ignition signals (IGT) for each cylinder. Based on IGT signals, the power transistors in the igniter cuts off the current to the primary coil in the ignition coil is supplied to the spark plug that are connected to the end of the secondary coil. At the same time, the igniter also sends an ignition confirmation signal (IGF) as a fail-safe measure to the ECM.
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Saturday, March 23rd, 2019 AT 4:33 PM (Merged)

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