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V70 T5 2001 surging up and down ?

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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Bruceleemad
Posts: 5
Joined: 25 August 2021
Year and Model: 2001 V70 T5
Location: Isle of Wight
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V70 T5 2001 surging up and down ?

Post by Bruceleemad »

So, I have a 2001 V70 T5 auto. It is surging up and down at around 30-40 mph, at between 1500 and 2500 revs. Got code some codes on vida. ecm644a , ecm959f, ECM 902a, ecm903f and cem1a5d but had new camshaft reset solenoid, new cam seal ,timing belt, pcv system, vacuum lines, MAF sensor, tcv.

Has anybody please got any clues how to solve it ?

Thank you

93SCMax
Posts: 396
Joined: 11 February 2012
Year and Model: 2001 V70 T5 mt
Location: Lowcountry, SC
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Post by 93SCMax »

Has the ETM ever been replaced? I'd start by searching this forum and the ETM Room forum.

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volvolugnut  
Posts: 6231
Joined: 19 January 2014
Year and Model: 2001 V70
Location: Oklahoma USA
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Post by volvolugnut »

Go to XeModeX website for troubleshooting flow chart of the ETM (Electronic Throttle Module). Troubles with ETM can cascade to other codes.

https://xemodex.com/us/

volvolugnut
The Fleet:
Volvo: 2001 V70 T5, 1986 244DL, 1983 245DL, 1975 245DL, 1959 PV544, multiple Volvo parts cars.
Mercedes: 2001 E320, 1973 280, 1974 280C, 1989 300E, 1988 300TE, 1979 300TD, parts cars.
2009 Smart Passion
Ford: 1977 F350, 1964 F150 (2), 1938 Tudor Sedan
Farmall tractors: 1956 400 Diesel, 1946 A
And others.

Bruceleemad
Posts: 5
Joined: 25 August 2021
Year and Model: 2001 V70 T5
Location: Isle of Wight
Has thanked: 2 times

Post by Bruceleemad »

I believe it was replaced, now has a yellow sticker. Looks like I'll have to get it done.

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abscate  
MVS Moderator
Posts: 35284
Joined: 17 February 2013
Year and Model: 99: V70s S70s,05 V70
Location: Port Jefferson Long Island NY
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Post by abscate »

See the thread in the ETM ROOM

there is an updated, contactless version made by Volvo that comes upon eBay between $100-200often

It is 2016 or later, white label. Made in Sweden
Empty Nester
A Captain in a Sea of Estrogen
1999-V70-T5M56 2005-V70-M56 1999-S70 VW T4 XC90-in-Red
Link to Maintenance record thread

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