2009 BMW 135i 2D Coupe, StandardFACTORY OEM SERVICE PROCEDURE

Section 14 (Engine Controls - Specifications): Introduction

WARNING: This page does not describe the selected car, but rather 14 other vehicles, including the 1997 BMW Z3, 1997 BMW M3, 1997 BMW 850Ci, 1997 BMW 840Ci, and 1997 BMW 750iL. However, it is still accessible from the selected car via links, so may be relevant.

Use this article to quickly find specifications related to servicing and on-vehicle adjustments. This is a quick-reference article to use when you are familiar with an adjustment procedure and only need a specification.

Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

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