2nd Generation Specific (1986-1992) 1986-1992 Discussion including performance modifications and technical support sections.

3 engine check codes. Hard starting

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Old Nov 10, 2005 | 05:15 PM
  #1  
dedlyse7en's Avatar
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From: Fort walton beach FL
3 engine check codes. Hard starting

Ok my car has been a bitch to start. and once i get it started it smokes, i believe because its flooding. then it stops smoking .the motor has 2k miles on it. and i did a check to see what the codes were coming up as. on the engine

Code 11
Code 30
Code 33

11- INtake air thermosensor (engine)
30- Split air valve solenoid
33- Port air valve solenoid

Car runs fine once started.
i am just wandering which one of these codes are causing the problem
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Old Nov 10, 2005 | 05:34 PM
  #2  
Ottoman's Avatar
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From: on a tiny island in the middle of a sea
hows ur idle?

my car just started having a similar problem

first i noticed the idle had become unusually low.. (550-600rpm)

then today while rollin to a stop the car died.. no matter how much i cranked it wouldn't start.. but it push started on the first try...


btw. i unplugged my IAT sensor long time ago... so u can try that also
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Old Nov 11, 2005 | 03:31 AM
  #3  
NZConvertible's Avatar
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From: Auckland, New Zealand
None of those codes will cause a flooding problem, but you should still follow the trouble-shooting procedures in the AFM to diagnose and fix the problems, just like with any error code. If you've removed your ACV or don't need to pass emissions, don't worry too much about the split air and port air solenoids.

As always, low compression and leaking injectors are the most likely cause of flooding. Have the injectors been professionally cleaned? Did you use old or new housing in the rebild? Have you checked to see if compression is up to spec yet?
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Old Nov 11, 2005 | 07:30 AM
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If you find out that you need to replace your Intake Air Thermosensor, PM me. I have one you can have for $35 delivered.
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Old Nov 11, 2005 | 06:53 PM
  #5  
dedlyse7en's Avatar
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From: Fort walton beach FL
The intake air thermosensor for the Intake manifold..
or the AFM intake air thermosensor... ^ i need the one for the intake manifld
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Old Nov 11, 2005 | 10:12 PM
  #6  
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From: Angels Camp
is this your 85 or 91 RX7 and what kind of smoke, white blue or black. Definitely check compression. Let me know how your checking the compression. Hope this helps.
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