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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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Technical Service Bulletins
Fuel Delivery and Air Induction: Technical Service Bulletins
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Recalls
Recall - Replacement of Fuel Return Hose
Overview
Customer Notification, Work Procedure, Parts, Time Allowance & Procedure Information
(Customer Notification)
Work Procedure
Administrative Procedure
Recall 87V031000: Return Fuel Line Cracks
By Symptom
Abnormal wear/deterioration
Recall - Replacement of Fuel Return Hose
Overview
Customer Notification, Work Procedure, Parts, Time Allowance & Procedure Information
(Customer Notification)
Work Procedure
Administrative Procedure
Leaks
Recall - Replacement of Fuel Return Hose
Overview
Customer Notification, Work Procedure, Parts, Time Allowance & Procedure Information
(Customer Notification)
Work Procedure
Administrative Procedure
Out of specification
Fuel/Ignition Modules - Use of Aftermarket Microchips
Recalls
Recall - Replacement of Fuel Return Hose
Overview
Customer Notification, Work Procedure, Parts, Time Allowance & Procedure Information
(Customer Notification)
Work Procedure
Administrative Procedure
Recall 87V031000: Return Fuel Line Cracks
All Technical Service Bulletins
Fuel/Ignition Modules - Use of Aftermarket Microchips
Recall - Replacement of Fuel Return Hose
Overview
Customer Notification, Work Procedure, Parts, Time Allowance & Procedure Information
(Customer Notification)
Work Procedure
Administrative Procedure
Warranty Claims - On Non-Adjustable CO
Injection Control Unit - Performance Curve Memory
Recall 87V031000: Return Fuel Line Cracks
Exhaust System - Sulfur Like Smell