mercedesbenz Workshop Repair Guides

Mercedes Benz Workshop Service and Repair Manuals

Idle Speed Exceeds 1100 RPM at Times|Page 3441 > < Idle Speed Exceeds 1100 RPM at Times|Page 3439
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Idle Speed: Testing and Inspection

Test Data

Special Tools

Equipment

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Multimeter -- e.g. SUN DMM-5

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Engine analyzer -- SUN EMT-1019/Master 3 or MCM-2110, All-Test 3610-MB

NOTE:  The idle speed control is independent of the air flow sensor position indicator. Run engine at operating temperature, selector lever in
position "P" or "N", A/C compressor turned off and air intake system tight. Idle speed contact, coolant temperature sensor and EGR system is
functioning properly.

Idle Speed Exceeds 1100 RPM at Times|Page 3441 > < Idle Speed Exceeds 1100 RPM at Times|Page 3439