Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSBMW2013128I 2D CONVERTIBLE, ENG CD N52, STANDARD TRANSREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 68 (ENGINE CONTROLS - SERVICE & ADJUSTMENT SPECIFICATIONS)FUEL SYSTEMIDLE SPEED & MIXTURE
2013 BMW 128i 2D Convertible, Eng CD N52, Standard Trans
Idle Speed & Mixture
2013 BMW 128i 2D Convertible, Eng CD N52, Standard TransSECTION Idle Speed & Mixture
WARNING: This page does not describe the selected car, but rather 60 other vehicles, including the 2008 BMW 760Li, 2007 BMW 760Li, 2006 BMW M3, 2006 BMW 760i, and 2006 BMW 760Li. However, it is still accessible from the selected car via links, so may be relevant.
Idle speed are mixture are electronically controlled and are not adjustable. Idle speed and mixture can be accessed using BMW's GROUP TESTER ONE (GT-1) or DISplus hardware system.
IDLE SPEED & CO LEVEL
| Application | Idle RPM (1) | (2) CO Level % | ||||
|---|---|---|---|---|---|---|
| 6-Cylinder & V8 | 650-750 | .5 | ||||
| V12 | 530-630 | .5 | ||||
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RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.