![]() | Home > Technical (L322) > 4.4 TDV8 - Restricted performance issue on long road |
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ChrisJC Member Since: 14 Sep 2023 Location: Northants Posts: 132 ![]() ![]() ![]() |
Check the MAP sensor is not blocked with black gunge.
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Glaruss Member Since: 22 Apr 2024 Location: Sofia Posts: 7 ![]() ![]() |
Hi Chris,
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ChrisJC Member Since: 14 Sep 2023 Location: Northants Posts: 132 ![]() ![]() ![]() |
There are about 4 little holes in the bottom of the sensor. Did you clear them out?
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Glaruss Member Since: 22 Apr 2024 Location: Sofia Posts: 7 ![]() ![]() |
Didn't saw any holes |
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ChrisJC Member Since: 14 Sep 2023 Location: Northants Posts: 132 ![]() ![]() ![]() |
I poked with a small piece of wire. Just to clear the holes.
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Glaruss Member Since: 22 Apr 2024 Location: Sofia Posts: 7 ![]() ![]() |
Thank you for the advice Chris! Will tried it tomorrow. |
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ChrisJC Member Since: 14 Sep 2023 Location: Northants Posts: 132 ![]() ![]() ![]() |
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JayGee Member Since: 27 Jul 2021 Location: London Posts: 3283 ![]() ![]() ![]() |
Unlikley to be the MAP sensor given the symptoms. Usual culprit for these errors when going into the 2nd turbo stage is the CSOV valve that controls the airflow to the 2nd turbo located lower right front nr the radiator esp if it's the earlier version. Plenty of info on here about it if you input CSOV into the search function. 2012 TDV8 Vogue (L322) |
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Glaruss Member Since: 22 Apr 2024 Location: Sofia Posts: 7 ![]() ![]() |
Hi Jay,
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JayGee Member Since: 27 Jul 2021 Location: London Posts: 3283 ![]() ![]() ![]() |
Sorry I misread your post and thought it was only over 2400rpm |
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Glaruss Member Since: 22 Apr 2024 Location: Sofia Posts: 7 ![]() ![]() |
Okay.
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JayGee Member Since: 27 Jul 2021 Location: London Posts: 3283 ![]() ![]() ![]() |
Get a diagnostic scan and see what faults are logged in the ECU. 2012 TDV8 Vogue (L322) |
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Fox889 Member Since: 04 Jun 2019 Location: Bury St Edmunds. Suffolk Posts: 696 ![]() ![]() ![]() |
Did you remember to clean the hole the MAP sensor sits in? Mine went into limp mode on the motorway at 65mph, turned out to be a blocked sensor & also the hole was full of crap! 🫣 2012 Orkney Grey Westminster 4.4TDV8 with Ivory interior.........nice! Alfa Romeo Giulietta Just one Montesa now, 349 White Wonder Austin A40 Farina MK2 1975 Morris Marina 1.8TC 1973 Honda CB250 K4 |
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Fox889 Member Since: 04 Jun 2019 Location: Bury St Edmunds. Suffolk Posts: 696 ![]() ![]() ![]() |
Did you remember to clean the hole the MAP sensor sits in? Mine went into limp mode on the motorway at 65mph, turned out to be a blocked sensor & also the hole was full of crap! 🫣 2012 Orkney Grey Westminster 4.4TDV8 with Ivory interior.........nice!
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