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Author
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Topic: Bad idle
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S550_Andres
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Member # 11083
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posted
 
 
I resently started having bad idling issue car bounces up and down and it turns turned of three times after exiting on a freeway anyone ever had a similar issue
I'm thinking maybe the IAC valve
[ December 02, 2012, 09:09 PM: Message edited by: Unclaimed_Stangz ]
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86 notch coyote swapped
89 convertible 302 hci
85 notch 347 hci
Posts: 2747 | From: 650-408 | Registered: Jul 2011
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SacStangDriver
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Member # 8304
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posted
vehicle?
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Need sidework done at great prices? I work on all makes and models from engine work to gears. Check engine light problems too. 916 912 3493
Posts: 1217 | From: sacramento | Registered: Mar 2008
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S550_Andres
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Member # 11083
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posted
quote:
Originally posted by SacStangDriver:
vehicle?
01 gt I swapped out te iac valve but no luck and now I'm getting two codes p0171 and p0174 so it has to do with air I'm sure of it now I'm thinking maf Sensor
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86 notch coyote swapped
89 convertible 302 hci
85 notch 347 hci
Posts: 2747 | From: 650-408 | Registered: Jul 2011
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SacStangDriver
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Member # 8304
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posted
those are both lean codes, on a lot of the triton 4.6 and 5.4 engines i get that code from the pcv valve lines having cracks in them. and the idle also surges with the pcv lines being cracked.
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Need sidework done at great prices? I work on all makes and models from engine work to gears. Check engine light problems too. 916 912 3493
Posts: 1217 | From: sacramento | Registered: Mar 2008
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SacStangDriver
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Member # 8304
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posted
check vacuum leaks first.
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Need sidework done at great prices? I work on all makes and models from engine work to gears. Check engine light problems too. 916 912 3493
Posts: 1217 | From: sacramento | Registered: Mar 2008
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NEIGHT
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Member # 8741
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posted
quote:
Originally posted by SacStangDriver:
check vacuum leaks first.
+1
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-Savage Habits-
1992 Summer Edition
1986 Hatch- catfish killer
1964 Impala hard top
Posts: 18538 | From: EA$T $IDE REDWOOD CITY | Registered: Nov 2008
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S550_Andres
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Member # 11083
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posted
I checked all vacuum line but no luck I clean the mass air and it seems it's doing a lot better
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86 notch coyote swapped
89 convertible 302 hci
85 notch 347 hci
Posts: 2747 | From: 650-408 | Registered: Jul 2011
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