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-   -   About to lose my job. (https://www.camryforums.com/forum/general-tech-8/about-lose-my-job-50305/)

rsarmour 05-22-2015 06:31 PM

About to lose my job.
 
I am about to lose my job because I can't troubleshoot my problem, and can't make the 85 mile one way commute.
My 1998 Camry 4 cylinder started up this morning but died. It has 186,000 miles. It has been running perfect. The code come up as PO340 camshaft position sensor A circuit, Bank 1 or single circuit. No freeze frames because I pulled the ECU fuse.But, before I can remember it saying PO301 misfire, and PO something else multi misfire.
Is this an indication of the timing belt breaking. It is hard to shadetree toubleshoot because there is no distributor to see if it is turning, and I can't look thru the oil cap to see if the upper drivetrain is turning.
How do I determine if it is timing or the fuel pump ?
Any help is truly appreciated.

rsarmour 05-22-2015 09:26 PM

Interference
 
Does anyone know if this 98 Camry 4 cylinder is a "NON INTERFERECE " engine ? Could I have bent valves etc. by trying to start it with a broke or slipped timing belt ?

53burb 05-23-2015 05:12 AM

they are non interference engines....

dirty hands 05-23-2015 06:27 AM

you take off the top plastic timing cover and thats a visual of the timing belt

rotate the motor

doesnt this have coil packs ?

camshaft position sensor might be faulty if it wont fire or have no spark

rsarmour 05-23-2015 12:34 PM


Originally Posted by 53burb (Post 89836)
they are non interference engines....

That is a HUGE relief !

Thank you for your time and knowledge.

rsarmour 05-23-2015 12:38 PM


Originally Posted by dirty hands (Post 89837)
you take off the top plastic timing cover and thats a visual of the timing belt

rotate the motor

doesnt this have coil packs ?

camshaft position sensor might be faulty if it wont fire or have no spark

Thanks. I diagnosed by bad compression to cylinder #1. My timing belt has either slipped or broke.

I do appreciate your time and knowledge.

toyomoho 05-23-2015 01:18 PM

If the timing belt is broke, the engine noise when cranking will be different. Typically most valves then are at least somewhat open resulting in no compression and a faster cranking RPM.

As suggested check for spark.


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