Car will not start

2000 TOYOTA CELICA
124,000 MILES • 1.4L • 4 CYL • 2WD • AUTOMATIC
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FOXDEN
  • MEMBER
  • 22 POSTS
Put a used engine in it. It has ran well except an idle issue. We were working on that issue with you and before we really got started on it the car would not start.
It had been being use on a regular basis. Went into a store and when we came back out it would not start.
The starter is engaging, but the engine will not start. A number of sensors have been replaced. The O2, mass air flow, crank shaft and throttle body. Also the idle air control valve.
Oct 23, 2020 at 12:59 AM
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KASEKENNY
  • Experienced Mechanic
  • 18,907 POSTS
Let's start with some info about the engine you replaced. Did you put the same engine in that was there originally just a used engine?

If so we need to find out what we have on this engine and what we don't for it to start. That means we need to know about fuel, spark, and compression. Here is a video that talks about this:

https://youtu.be/dCjmRL3p4Cs

Let's start with fuel as that is the easiest. Use starter fluid sprayed in the intake and crank the engine. Does it start for a second or two? Then pull a spark plug and hold it against the block and crank the engine. Does the plug spark?

Lastly we need to perform a compression test.

https://www.2carpros.com/articles/how-to-test-engine-compression

Once we know what we have with this and what we don't, we will know what direction to go. Thanks
Dec 29, 2020 at 1:12 AM
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FOXDEN
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We replaced it with the same engine, used. It is getting fuel. we cranked it with the fuel rail out and the injectors all worked. Pulled plugs. no spark. The compression is 100-120.
Dec 29, 2020 at 1:12 AM
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KASEKENNY
  • Experienced Mechanic
  • 18,907 POSTS
Okay. That compression is low. It should be around 145 +/- 15 PSI. However, if you are not getting spark we need to follow the testing attached.

Just make sure the theft light is not on or flashing. Let me know what you find with this. Thanks
Dec 29, 2020 at 1:12 AM
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FOXDEN
  • MEMBER
  • 22 POSTS
Good morning, Sorry for the delay.
While I was out of service my nephew came over and got the car running. He stated when the new positive battery terminal was replaced the terminal had paint on it where the cable went and it had a bad connection. Thank you for your reply.
Dec 29, 2020 at 1:12 AM
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KASEKENNY
  • Experienced Mechanic
  • 18,907 POSTS
Haha. It is always the simplest of things. Thanks for the update, I am sure that info will help others. Thanks for using 2CarPros and following up with us.
Dec 29, 2020 at 1:12 AM
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