mercedesbenz Workshop Repair Guides

Mercedes Benz Workshop Service and Repair Manuals

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Idle Speed at Times Too High or Low|Page 3205 > < Idle Speed at Times Too High or Low|Page 3203

500SEL (126.037) V8-5.0L (117.963) (1984)

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Fig 3

NOTE:  The electronic idle speed control unit cannot be installed in previous model year vehicles.

2. Check operation of electronic idle speed control unit

a.  Idle and partial load mode.
b.  Fast idle with cold engine.
c.  Idle speed with transmission shift lever in position "N" and "D".
d.  Idle speed stabilization when turning on A/C compressor.
e.  Idle speed with warm engine.

a. Idle And Partial Load Mode

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