Mazda 2008 MazdaSpeed3 Wartungshandbuch

Mazda Service BulletinMAZDASPEED3 (Axela), MAZDASPEED6 (Atenza), and MPS Service Bulletin v1.2011/5/2012

Insufficient fuel supply from the stock Camshaft Driven Fuel Pump (CDFP).These vehicles are equipped with a ultra high pressure gasoline direct inject

As you can see, the driver is holding the throttle down during a WOT 3rd gear run and the DIFP starts dropping off from its tar-get of ~1650psi (at ro

The above graph is from the same datalog. Boost builds and holds steady at around 17psi across the RPM range but, start-ing at 3000 RPM, the DIFP star

– Poor or erratic idle– Cylinder or engine miss-fires– Poor fuel economy– Excessive valve train wear – Poor power productionWe've documented a cl

within the frequency range of engine detonation or knock. The engine may not be detonating, but the DI fuel injector rattle can cause false knock whic

Service Bulletin Update - Installing a Catch Can or Air/Oil SeparatorBrought to you by Tim BaileyInstalling an oil catch can or air/oil separator and

Installation:1) Be sure to set your emergency brake, carefully lift the front of the vehicle onto jack stands, and remove the plastic under tray to al

3) Assemble the catch can and PCV system components:Copyright © 2012 COBB Tuning Products LLC. All Rights Reserved | www.cobbtuning.com 17Catch CanAtt

4) Attach the tube with the in-line PCV valve to the intake manifold fitting.5) Using a hose clamp, secure the 5/8 barbed adapter to the stock tube wh

6) Attach the longer section of tube, without the PCV valve, to the straight barb fitting.Copyright © 2012 COBB Tuning Products LLC. All Rights Reser

Table of ContentsIntroduction...

7) Locate the catch can behind the lower passenger side bumper, just ahead of the front wheels.Copyright © 2012 COBB Tuning Products LLC. All Rights R

8) Secure lines between catch can, intake manifold, and crank case so they do not rub and wear against any of the undercarriage.9) Reinstall the plast

Service Bulletin Update - Intake Valve CleaningBrought to you by Evan GoldbergThis update is a brief summary explaining how to clean the intake valves

DISI engines since a fuel injector is no longer located in the port, firing above the intake valves in order to help wash the car-bon off of the valve

Cylinder #2Unfortunately, we did not capture a picture of the #1 cylinder before the cleaning. As we mentioned, the carbon build up was less intense o

Ranked in Order of Effectiveness:I. Denatured Alcohol – Had the strongest effect on the build up. It most effectively turned the solution inside th

II. Sea Foam – Had a strong effect on the build up but, unlike the alcohol, did not dissolve the build up as much as it broke it down into a remova

III. Brake & Parts Cleaner – After soaking and scrubbing, the siphoned liquid from the port was obviously saturated with carbon material, but the

IV Carburetor & Choke Cleaner – After soaking and scrubbing, the siphoned liquid from the port was obviously satur-ated with carbon material, but

To physically clean the valves, we used a combination of gun cleaning tools, consisting of various picks and wire brushes to agitate and remove the ca

1) AccessPORT + free flowing intake system...

Cylinder #1 AfterCylinder #2 AfterCopyright © 2012 COBB Tuning Products LLC. All Rights Reserved | www.cobbtuning.com 30

Cylinder #3 AfterCylinder #4 AfterCopyright © 2012 COBB Tuning Products LLC. All Rights Reserved | www.cobbtuning.com 31

Immediately following the cleaning, a noticeably smoother idle was achieved. Also, +18% LTFTs were present after the cleaning, indicating that the eng

While the numbers may appear to be inconclusive, you can see that we’ve gained more peak torque due to the car reaching boost targets at an earlier RP

Mounted InterCooler (FMIC), but this will slightly increase turbo lag due to the increased volume and charge pipe length of the FMIC piping. With a hi

IntroductionThis Service Bulletin has been created to help keep you informed about properly maintaining your MAZDASPEED3 (Axela)/ MAZDASPEED6 (Atenza)

This document was not created to give our impressions of Mazda's build quality. We simply put this together in order educate MAZDASPEED3 (Axela)

Which AccessPORT calibration do I install on my ECU?Brought to you by Braden BergherIf you have any difficulties installing your AccessPORTTM please c

What do all of these +SF, +TIH, and +IC acronyms stand for?● +SF = Specifies the calibration was designed for and requires the Cobb Tuning SF intake s

What if I upgraded my turbo / air intake / Intercooler (IC) / etc?● Please check the AccessPORT map download section to see if a calibration is availa

Excessive crankcase pressures due to poor Positive Crankcase Ventilation (PCV) design – Burn-ing oil at idle.Some L3T DISI engines (in completely stoc