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Search took 0.01 seconds. Search: Posts Made By: Rundtinden

Forum: Boxster General Discussions

08-14-2021, 12:50 PM

Replies: 4

vaccum lines on 1998 2.5

Views: 836

Posted By Rundtinden

Vaccum line

The car is Euro spec, and not tiptronic. Maybe it is correct with just one vaccum line going to the fuel pressure regulator then?

Forum: Boxster General Discussions

08-14-2021, 09:46 AM

Replies: 4

vaccum lines on 1998 2.5

Views: 836

Posted By Rundtinden

vaccum lines on 1998 2.5

Chasing vaccum leaks on my 1998 Boxster 2.5.
i have a vaccum line from my left rubber sleeve on the plenum (Seen from behind). It is delivering vaccum to the fuel pressure regulator. The right...

Forum: Boxster General Discussions

08-14-2021, 01:50 AM

Replies: 41

986 CEL on after storage

Views: 3,331

Posted By Rundtinden

New update

Changed the MAF for a new Bosch unit and replaced the AOS together with new piping.
Now I have changed MAF, AOS, new oil, filer, airfilter, plugs, fuel filter, inspected coils and checked several...

Forum: Boxster General Discussions

06-08-2021, 12:38 PM

Replies: 41

986 CEL on after storage

Views: 3,331

Posted By Rundtinden

Update

I will try to take a picture of the oxygensensor values and other interesting readings on the Bosch system.
A short summary: The car idles bad. Deviating with a hundred or so up and down from about...

Forum: Boxster General Discussions

06-08-2021, 08:38 AM

Replies: 41

986 CEL on after storage

Views: 3,331

Posted By Rundtinden

Update

Tried to different throttlebodies. To sets of throttle position sensors and two different idle control valves. Same symptoms.
Hooked it up again to the Bosh Motronic. Seems like I have a lot fewer...

Forum: Boxster General Discussions

06-07-2021, 11:54 AM

Replies: 41

986 CEL on after storage

Views: 3,331

Posted By Rundtinden

Update

Have cleaned the MAF, took a short drive with MAF unplugged. Same symptoms. Have an old, but workable MAF. Will try that one too. Cleaned the throttlebody and the idle control valve today. Will put...

Forum: Boxster General Discussions

06-06-2021, 11:50 AM

Replies: 41

986 CEL on after storage

Views: 3,331

Posted By Rundtinden

Maf

Deleted the codes, unplugged the MAF and started the car. No difference. Car runs, but with the same symptoms as before. Will clean the throttlebody and valve tomorrow. What other possibilities are...

Forum: Boxster General Discussions

06-06-2021, 07:28 AM

Replies: 41

986 CEL on after storage

Views: 3,331

Posted By Rundtinden

Update

Cleaned the MAF. Recalibrated the ECU. Still erratic idle and problems when not under load. Goes well when it got higher revs.
Cel comes back on after a few km. It idles on about 800 when Cold, 1200...

Forum: Boxster General Discussions

06-05-2021, 10:42 AM

Replies: 41

986 CEL on after storage

Views: 3,331

Posted By Rundtinden

Some more information on the case

The car has done 130 000 km.
Stock air filter.
Mods: Plenum is from Pedro with a splitter in it. Throttlebody from an early 996. Stainless steel exhaust and headers. Underdrive pulley. This...

Forum: Boxster General Discussions

06-05-2021, 06:15 AM

Replies: 41

986 CEL on after storage

Views: 3,331

Posted By Rundtinden

New update and new codes

Changed the rubber boot between the plenum and the intake. Checked for leaks. Then took it for a test drive. Cel came on again after 80km. Car pulls strong, but seems to have a problem on low...

Forum: Boxster General Discussions

05-29-2021, 10:37 AM

Replies: 41

986 CEL on after storage

Views: 3,331

Posted By Rundtinden

Update

Checked for vaccum leaks and found a hole on the underside of the right rubber sleeve connecting the plenum to the right hand side intake manifold (as seen from behind the car) Will fit a new one...

Forum: Boxster General Discussions

05-23-2021, 11:13 AM

Replies: 41

986 CEL on after storage

Views: 3,331

Posted By Rundtinden

Test drive

Will change the plugs and check the coils:)
Cleared the faults and took it for a test drive today. It drives well. No hesitation on acceleration and no smoke or misfire. Drove approximately 60 km. I...

Forum: Boxster General Discussions

05-20-2021, 08:56 AM

Replies: 41

986 CEL on after storage

Views: 3,331

Posted By Rundtinden

Solenoid?

Both plugs and coil packs are fairly new. I could understand if one failed, but not all three on one bank simultaneously. There has to be another problem causing this. Read about a possible solenoid...

Forum: Boxster General Discussions

05-19-2021, 11:46 PM

Replies: 41

986 CEL on after storage

Views: 3,331

Posted By Rundtinden

Codes as read by my Bosch Estronic: P300, P301,...

Codes as read by my Bosch Estronic: P300, P301, P302 and P303. What is the most likely cause? I erased the codes, and drove it for a few minutes before the CEL came back on. It pulls strong, but the...

Forum: Boxster General Discussions

05-19-2021, 11:10 PM

Replies: 41

986 CEL on after storage

Views: 3,331

Posted By Rundtinden

Finally found the time to hook it up! Codes as...

Finally found the time to hook it up!
Codes as follows: P0300, P0301, P0302 and P0303. My Bosch Estronic reports them to be ignition faults on cylinder 1, 2 and 3. When I cleared the codes it took...

Forum: Boxster General Discussions

05-17-2021, 10:56 AM

Replies: 41

986 CEL on after storage

Views: 3,331

Posted By Rundtinden

Thank you for swift reply. I changed the oil and...

Thank you for swift reply. I changed the oil and the oil filter yesterday. The coolant was fresh when I put it away, so I just added enough to make the red flashing light go away.

Forum: Boxster General Discussions

05-17-2021, 10:40 AM

Replies: 41

986 CEL on after storage

Views: 3,331

Posted By Rundtinden

986 CEL on after storage

Hi!
Just fired up my 1999 986 2.5 after almost two years in the garage. It was fine when I parked it. On first startup the red light next to the temp gauge started flashing, and the CEL came on. Not...

Showing results 1 to 17 of 17

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