Stock Problems/Issues Discussions related to warranty related issues and repairs, or other problems with the OEM parts and software for MINI Clubman (R55), Cooper and Cooper S(R56), and Cabrio (R57).

Post Head Gasket Gremlins (2007 MCS/N14)

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Old Sep 22, 2019 | 06:09 AM
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Post Head Gasket Gremlins (2007 MCS/N14)

I recently took my engine down and replaced the timing chain, rear seal, water pump, cross over tube, vacuum pump, head gasket, intake/exhaust gaskets, new bolts where specified, new auxiliary water pump for the turbo, and new fuel filter/oil filters.
I've still got a few things I'm trying figure out that aren't just right.

Showing 78,638 Miles - 376 since getting it back together.

- Keep getting a few codes intermittently
(1) P1497 /$07E8,
(2) P2187 /$07E8
(3) P0441 /$07E8 Evaporative Emission System Incorrect Purge Flow

- Keep getting errors in the MINI specific diagnostics with my scan tool (Foxwell NT520 Pro)
(1) 2785/present DME: Additional mixture adaptation (only after I reset the adaptation),
(2) Engine-DME Motor Electronics (Fault|3)

The two time's I've added fuel to the tank I've experienced the following...start the engine, runs for approx 5 seconds and dies...does this repeatedly. If I rev the engine after it starts I can keep it running and get back on the road. The symptom goes away after a few miles.

Any advice is appreciated but I've got one question in particular. I replaced the valve cover with an aftermarket valve cover that had good reviews...but noticed there was a difference in the design between it and the OEM valve cover. There is an additional port of some sort but my Mini doesn't have any fittings and/or hoses to attach to it. The valve cover also came with two plugs for lack of a better way to describe them. Only one of the plugs would fit with my model. See picture below...

Could this valve/port or what ever it is be the root cause of the problems that seem to be related to air flow?


Small black plug with green o-ring installed in valve cover.

Two plugs...
 
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Old Sep 22, 2019 | 06:47 PM
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Filled up this evening and have the same problem. The car will start and then the engine dies like it's not getting fuel. I can start it and rev the engine to keep it running...works fine after driving it for a few miles. Scratching my head...good news is I've only got one DTC now and no OBDII Codes.
 
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Old Sep 23, 2019 | 05:39 AM
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if it dies after it starts, I think the HPFP is on its way. can you check the fuel pressure before, during and after.

for the purge valve, in my case, I forgot to plug in the pipe. and on another occasion the purge valve was stuck open. I took it out and breathed in it both ways lol unlike the other spare one I had.

P1497 is unmetered air, if i remember, check the pipes going into the intake specially the pcv pipe. regarding that plug, I am not sure what's the purpose! maybe the cover is used on another car where they have a hose coming out of the small plug.
 
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Old Sep 23, 2019 | 06:00 PM
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@MiniToBe Thanks for the feedback. Hopefully it's not the HPFP but if so I'll go down that road slowly ..I changed the fuel filter and was wondering if that may have something to do with it. I'll check the pressure..believe my scan tool's diagnostics does read fuel tank pressure as well as fuel rail etc...Was also considering the gas cap itself...It runs fine after about 3 - 5 minutes...and doesn't act up again until I refuel.

I'll double check all the tubes/pipes again...I thing the P1497 has gone away now but not 100% certain.
 
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Old Sep 24, 2019 | 08:08 AM
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yeah, check the purge valve. it is under the intake manifold. on side hooks to the intake and the other runs along the fuel line.
 
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Old Oct 5, 2019 | 05:43 AM
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Any update?
 
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Old Oct 5, 2019 | 05:55 AM
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Haven't had time to work on it...but I should be able to get the intake manifold off today and double check all my vacuum lines. I've also got a new PCV hose and a catch can to install. Hopefully this will resolve my problems.
 
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Old Oct 5, 2019 | 03:40 PM
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Was able to replace the PCV hose without taking the intake manifold off. Double checked all the vacuum lines and now only have one problem remaining from what I can tell. The turbo doesn't appear to be creating boost. I'm getting 2885 /present ...DME: Boost-pressure control deviation, plausibility. Too late this evening to do much else.

Any suggestions?
 
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Old Oct 6, 2019 | 07:35 AM
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Removed the vacuum lines from the vacuum pump and the turbo and inspected them for problems. Cut about 4 " off the line going to the turbo because it felt pretty soft near the valve. Still getting the 2885 with a CEL. That's the only problem I'm running into now. Have checked diagnostics and the charge air pressure is 1000 hPa at idle and the set point is 990 hPa.

Also find it interesting it's not in the Bentley manual. The code doesn't come up as P2885 but 2885 /present ...DME: Boost-pressure control deviation, plausibility...found several similar codes in the Bentley manual but nothing exactly the same.
 
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