ETC advice/experiences
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Carlo
- Posts: 6
- Joined: 06 Sep 2026, 14:40
- Year and Model: 2002 C70
- Location: Tennessee
- Has thanked: 3 times
- Been thanked: 1 time
greetings, has anyone ; bench tested or repaired their Magnetti Morelli units ? my 02 c70 2.3 is giving me the symptoms... I've seen some Hall affect retro units,,and some Ebay cheapies, most claiming to be plug and play,.. as always, thank You for your genuine help.
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dikidera
- Posts: 1347
- Joined: 15 Aug 2022, 09:59
- Year and Model: S60 2005
- Location: Galaxy far far away
- Has thanked: 68 times
- Been thanked: 187 times
Yes, but the problem is deeper than that. Most people say the potentiometers go bad, and its true, they do, but the ETM also fails in other ways, in my opinion the most common failure is actually this magnet that seems to break up and expand, when it does it grinds on a coil and causes intermittent short circuits in the ETM that makes it spaz out. A rarer event is what happens after prolonged short circuiting, the electronics fail, specifically the power board.
Only the potentiometers are repairable, the coil is glued in and the magnet on the shaft is hard to come buy (except demodex source?)
Only the potentiometers are repairable, the coil is glued in and the magnet on the shaft is hard to come buy (except demodex source?)
- abscate
- MVS Moderator
- Posts: 36153
- Joined: 17 Feb 2013, 17:54
- Year and Model: 99: V70s S70s,05 V70
- Location: Port Jefferson Long Island NY
- Has thanked: 1610 times
- Been thanked: 4068 times
Carlo- troll the ETM Room forum below for the right part number for the new contactless version on ebayCarlo wrote: 15 Sep 2026, 20:57 greetings, has anyone ; bench tested or repaired their Magnetti Morelli units ? my 02 c70 2.3 is giving me the symptoms... I've seen some Hall affect retro units,,and some Ebay cheapies, most claiming to be plug and play,.. as always, thank You for your genuine help.
You have to make sure the seller is selling that as they put that part number into the description of other models to troll for fish not paying attention.
You can buy them used for 150-250 if patient.I have a bunch of spares but I now have 15 P80s to weed and feed so I need to manage my spares carefully
If you are really game to repair, then Ifixit has a series and parts, I believe
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
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
- abscate
- MVS Moderator
- Posts: 36153
- Joined: 17 Feb 2013, 17:54
- Year and Model: 99: V70s S70s,05 V70
- Location: Port Jefferson Long Island NY
- Has thanked: 1610 times
- Been thanked: 4068 times
Here is the part number you seek.
36050563
Ebayers will put this number in the listing then try to sell you the one they got from a junkyard for $25 marked up to $350
You should match non-turbo ETM to non-turbo car , and same for turbo
36050563
Ebayers will put this number in the listing then try to sell you the one they got from a junkyard for $25 marked up to $350
You should match non-turbo ETM to non-turbo car , and same for turbo
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
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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scot850
- Posts: 15498
- Joined: 05 Apr 2010, 14:46
- Year and Model: 2000 V70 R
- Location: Calgary, Alberta, Canada
- Has thanked: 2203 times
- Been thanked: 1852 times
And for the turbo, don't mix LPT and HPT engine ETM's. Like for like.
Good Luck!
Neil.
Good Luck!
Neil.
2006 V70 2.5T AWD Polestar tune
2000 V70 R - still being an endless PITA
2006 XC70 - Our son now has this and still parked in our garage
2003 Toyota 4Runner V8 Limited
2015 Kia Sportage EX-L - Sold
1993 850 GLT -Sold
1998 V70 XC - Sold
1997 Volvo 850 SE NA - Went to niece in California - Sold
2000 V70 SE NA - Sold
2000 V70 R - still being an endless PITA
2006 XC70 - Our son now has this and still parked in our garage
2003 Toyota 4Runner V8 Limited
2015 Kia Sportage EX-L - Sold
1993 850 GLT -Sold
1998 V70 XC - Sold
1997 Volvo 850 SE NA - Went to niece in California - Sold
2000 V70 SE NA - Sold
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