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Showing results 1 to 13 of 13 Search: Posts Made By: Looters
Forum: Mercedes C250, C300, C43, AMG 11-09-2021, 09:10 AM
Replies: 8
Views: 1,416
Posted By Looters
Old thread but may be of valuable info to some....

Old thread but may be of valuable info to some. So had the jb4 off the car for a few weeks and still have been throwing periodic p2179 p2177 codes, haven't ran e85 in a long time. Took it to the...
Forum: Mercedes C250, C300, C43, AMG 02-25-2021, 09:37 AM
Replies: 8
Views: 1,416
Posted By Looters
Just in case its helpful to anyone else with...

Just in case its helpful to anyone else with similar issues, I was getting daily codes 2177 and 2179 every time I drove the car. Used one bottle of Chevron Techron fuel system cleaner and haven't...
Forum: Mercedes C250, C300, C43, AMG 11-11-2020, 03:30 PM
Replies: 8
Views: 1,416
Posted By Looters
Ran this tank down to almost empty, filled up...

Ran this tank down to almost empty, filled up with some ethanol free premium and so far no engine lights thrown after 30 miles or so. Going to probably stay away from e85 for a bit. Mind taking one...
Forum: Mercedes C250, C300, C43, AMG 11-07-2020, 06:34 PM
Replies: 8
Views: 1,416
Posted By Looters
Mind taking a look at these logs? Lowered e85 to...

Mind taking a look at these logs? Lowered e85 to roughly 2.5-3 gallons on full tank of 93...I ordered the bcm and installed and first pull after install was easily the quickest the car has ever...
Forum: Mercedes C250, C300, C43, AMG 11-01-2020, 04:32 PM
Replies: 8
Views: 1,416
Posted By Looters
Thanks for the input. I was running a little more...

Thanks for the input. I was running a little more e85 than normal so let it get down to half a tank and topped it off with 93. Seems to have helped some and havent thrown a code yet . Going to...
Forum: Mercedes C250, C300, C43, AMG 11-01-2020, 01:03 PM
Replies: 8
Views: 1,416
Posted By Looters
Jb4 c43 running rough / throwing engine lights /low boost

I have a 2018 c43 with jb4 only. Run 4-5 gallons of e85 with a tank of 93. For the past week I've been seeing engine lights daily for 2177 and 2179 codes. Also the car is running sluggish on any...
Forum: Mercedes C250, C300, C43, AMG 08-12-2020, 12:19 PM
Replies: 1
Views: 1,198
Posted By Looters
Jb4 questions / log check please?

Just updated the firmware and wondering can I run map 4 on a mix of 93 octane and 5 gallons of e85?

Also should I be connecting the green wire at this point?

Please see attached log for map4....
Forum: Mercedes C250, C300, C43, AMG 04-29-2020, 11:01 AM
Replies: 4
Views: 1,225
Posted By Looters
Did a run on map 0 today. Not the best launch so...

Did a run on map 0 today. Not the best launch so time could def improve a few tenths. DA higher also as its a warmer and more humid. Not a bad stock time though. But knocking a full second off with...
Forum: Mercedes C250, C300, C43, AMG 04-09-2020, 03:15 PM
Replies: 4
Views: 1,225
Posted By Looters
New 1/4 best with jb4 only

Just thought I'd share. 2018 c43, jb4 on map3 otherwise stock, 1/4 tank of 93 octane with 25% e85 mix. Car seat (no kid lol) and full trunk of groceries. Brake boost til about 2200 rpm and let off...
Forum: Mercedes C250, C300, C43, AMG 02-24-2020, 11:37 AM
Replies: 15
Views: 4,856
Posted By Looters
I haven't researched the 2019s enough to know how...

I haven't researched the 2019s enough to know how others are responding to the jb4 maybe some 19 owners can chime in? The trap speed definetly indicates power is falling off. I purchased my jb4 w...
Forum: Mercedes C250, C300, C43, AMG 02-24-2020, 11:31 AM
Replies: 15
Views: 4,856
Posted By Looters
Worked! Thank you. I always panic haha.

Worked! Thank you. I always panic haha.
Forum: Mercedes C250, C300, C43, AMG 02-24-2020, 10:52 AM
Replies: 15
Views: 4,856
Posted By Looters
Thanks for the info! I've been doing a full tank...

Thanks for the info! I've been doing a full tank with 5 gallons of e85 mixed with 93 octane on map 2 or 3. Have been pretty consistently doing 11.8 at 116 mph with that (times are about the same on...
Forum: Mercedes C250, C300, C43, AMG 01-31-2020, 11:14 AM
Replies: 15
Views: 4,856
Posted By Looters
C43 jb4 0 to 60 runs

First off jb4 is awesome. Super easy install. Connected to BT right away and app works perfect. Can't recommend it enough!

Only had the car a week so far but with 3 gallons of e85 on a full tank...
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