Idle Speed & Ignition Timing

WARNING: This page does not describe the selected car, but rather 19 other vehicles, including the 1992 Mercedes-Benz 500E, 1992 Mercedes-Benz 400E, 1992 Mercedes-Benz 300TE, 1992 Mercedes-Benz 300E, and 1992 Mercedes-Benz 300D. However, it is still accessible from the selected car via links, so may be relevant.

Ensure idle speed and ignition timing are set to specification. See IDLE SPEED SPECIFICATIONS TABLE. For adjustment procedures, see appropriate ADJUSTMENTS article in the ENGINE PERFORMANCE section.

IDLE SPEED SPECIFICATIONS

Application

⁽¹⁾ Idle RPM

190E 2.3L

⁽²⁾

190E 2.6L & 300E 2.6L

650-750

300 Series 3.0L

600-700

420SEL & 560 Series

650

⁽¹⁾	With automatic transmission in Neutral.

⁽²⁾	Information is not available from manufacturer.