Saturn S Series Sedan SL, SL1, and SL2

won't start

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Old Mar 20, 2011 | 04:20 PM
  #1  
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Default won't start

Parked the car for a couple weeks.
then it would not start.
Tried starting fluid but nothing.
I borrowed a code reader but get an error it won't download any codes.
this is key on engine off mode.
Could this be crank sensor.
seems to be no or weak spark
 
Old Mar 20, 2011 | 05:09 PM
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If it were my car, here's what I'd do -->

(1) Replace the positive battery cable ... (I suspect it's corroded internally) Also, charge the battery fully.

(2) Replace the CPS ...
 
Old Mar 20, 2011 | 05:20 PM
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CPS ??
sorry what is it
 
Old Mar 20, 2011 | 05:35 PM
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CPS == Crankshaft Position Sensor
 
Old Mar 20, 2011 | 05:36 PM
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will throttle position sensor do the same thing
 
Old Mar 20, 2011 | 07:07 PM
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Nope - TPS (Throttle Position Sensor) has nothing what-so-ever to do with spark ....
 
Old Mar 20, 2011 | 10:30 PM
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bad cps inhibits spark since without it PCM has no idea where crank is in its rotation
 
Old Mar 21, 2011 | 06:56 PM
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ok
replace cps
no change.
so what is next
remember i can not pull the codes I get an error on the code insturment
 
Old Mar 21, 2011 | 07:21 PM
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you should try a ignition module or the computer , the crank sensor you can check it with an ohmmeter , . make sure you have 40 psi on the fuel rail.
 
Old Mar 21, 2011 | 07:52 PM
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If i spary starter fluid in the throttle body it should fire if i have spartk right?
 

Last edited by slsail; Mar 21, 2011 at 07:58 PM.
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