Thread: 1989 300e high idle
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Old 10-12-2002, 04:22 PM
vrsmith vrsmith is offline
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Join Date: Feb 2001
Location: BC, Canada
Posts: 378
Mine had a fast idle that was cured by replacing the throttle
cut off switch. It was about $15. Other suspects are the
O2 sensor, airflow sensor and throttle body switch. All
are expensive.
Good luck.
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VR
1967 250SL
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