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Throttle body?

Help, Advice, Owners' Discussion and DIY Tutorials on Volvo's stylish, distinctive P2 platform cars sold as model years 2001-2007 (North American market year designations).

2001 - 2007 V70
2001 - 2004 V70 XC (Cross Country)
2004 - 2007 XC70 (Cross Country)
2001 - 2009 S60
2003 - 2007 S60 R
2004 - 2007 V70 R

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AlanS
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Throttle body?

Post by AlanS »

Wow, what a morning. In traffic, my 2006xc70 stops! Wont start, chugging and coughing. Start for a second, apply pedal, rumble and stop. In the old days it felt like water in the fuel. Then, CEL. I got it started, lurching all the way home. I do not have a code reader. Friend suggests i clean the throttle body. I do have a new gasket. Does that seem like a waste of time? What would you all do?

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abscate
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Post by abscate »

Head to an Autozone and get those codes read. While you are there, have fuel pressure tested.
Empty Nester
A Captain in a Sea of Estrogen
1999-V70-T5M56 2005-V70-M56 1999-S70 VW T4 XC90-in-Red
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AlanS
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Post by AlanS »

Great advice,but… no Auto Zone near me, and I cant risk driving and having it stall in traffic ( as it did today).

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Krons
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Post by Krons »

Get one of these on order:
https://a.co/d/5sLiuYV
08 S602.5T/05 XC902.5T/02 S602.4T
08 C702.5T (sold)
05 S402.4i (RIP, timing belt failure)
The non-Swedes:
25 Mazda MX-5 / 17 Frontier Pro-4X / 17 Ford Focus
17 R1200GS / 15 Versys 1000 / 11 DR-Z400S / 07 R1200GSA

AlanS
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Post by AlanS »

Krons- i just did, upon your recommendation. Should arrive tomorrow. Then,I have to figure out how to use it! The problem is, the car wont start… it will initiate a start… gets to about 800rpm, coughs , rattles and dies. Luckily, after about 8 attempts, it starts, but might be in limp mode. Never had this issue.

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erikv11
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Post by erikv11 »

I'd check the fuel pressure. This could be many things but it does sound like a dead fuel pump (or PEM problem, or a distant third the fuel pressure sensor).

You can check the fuel pressure with even a cheap manual tire gauge, for starters. Not the best reading but if it's way down in the 20's you'll know it. Wear eye protection.
'95 854 T-5R, Motronic 4.4, 185k
'98 V70, T5 tune-injectors-turbo, LPT engine, 304k, daily driver
'06 S60 R, 197k
'07 XC70, black, 205k
'07 XC70, willow green, 212k
'99 Camry V6 :shock: 153k
gone: '96 NA 850 210k, '98 NA V70 182k, '98 S70 NA 225k, '96 855 NA 169k

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abscate
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Post by abscate »

Forgotten where you are on the Islet of LANGERhans , Allan. Have code reader and fuel pressure here in the 11777 if you aren’t too far. Travel a bit crazy next week, but maybe I the weekend ?

Can I reach you on 9817?
Empty Nester
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1999-V70-T5M56 2005-V70-M56 1999-S70 VW T4 XC90-in-Red
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AlanS
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Post by AlanS »

Yes you can reach me at 9817. But, as of now, can’t travel! Limp mode at best.

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abscate
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Post by abscate »

AlanS wrote: 28 Apr 2024, 04:51 Yes you can reach me at 9817. But, as of now, can’t travel! Limp mode at best.
I’ll ping you from area code 518. If it comes up Port Jefferson Correctional Facility , that’s just an IT glitch. I can only come weekends though
Empty Nester
A Captain in a Sea of Estrogen
1999-V70-T5M56 2005-V70-M56 1999-S70 VW T4 XC90-in-Red
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AlanS
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Post by AlanS »

UPDATE: I cobbled together a pressure gauge. Measured 43PSI...good! Bought a code reader and erased all the codes...there were quite a few, I imagine many false due to the stalling, etc. I ran the car today for 15 miles...no issues as yet. Could have been water in the line, etc. Hopefully! I will put the code reader back on tonight to see if anything pops up.

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