rpm spikes....?

Old Youngen

Registered User
after running my t-bird on the street for like 20 min or so it starts to jump from 1000 to 3000 up and down up and down and i cant drive it ...? i go then stop go then stop ..?

any one know what this could be ?????
 
Sounds like the every popular camshaft sensor malady (at the least)...

Know how to read the codes?
 
what codes ... im getin a code 19 , 74 thats it and i changed that sensor...

This one? With a new one? And checked the harness, grounds, etc.?

ff440e-1.jpg
 
Camshaft sensor????

i didnt even know it had one thanks man ill get back to you ... it might just be what i missed ...
 
also keep an eye for any vacuum leak and clean ur MAF to be on the safe side if u haven't cleaned it for years....
 
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