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Porsche
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1987
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928 S4 V8-4957cc 5.0L
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Repair and Diagnosis
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Powertrain Management
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Fuel Delivery and Air Induction
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Air/Fuel Mixture
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Adjustments
Air/Fuel Mixture: Adjustments
1987 - 88 MODELS
The idle mixture on these models is controlled by the ECU and is not adjustable.