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Problems for specific Porsche 911 years:

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Newest reported Porsche 911 problems

 

Verified for the Porsche 911

Cam tensioner/cam timing issues can cause the Check Engine Light to illuminate.

12 Reports
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Verified for the Porsche 911

Due to air leaks at various locations, the Check Engine Light may illuminate.

13 Reports
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Verified for the Porsche 911

Check Engine Light illumination and performance issues can be caused by oxygen sensor faults.

11 Reports
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Verified for the Porsche 911

The accumulation of moisture at major connectors and control units can cause various ABS/PDAS faults due to corrosion.

 

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Verified for the Porsche 911

A normal operating clock may cause the airbag warning lamp to illuminate or a chronic dead battery.

9 Reports
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Verified for the Porsche 911

Smoke, oil consumption, and fuel trim issues with various fault codes can be traced to an internal leak at the oil separator.

17 Reports
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Verified for the Porsche 911

Over time, the engine can leak oil at various locations. Early-production vehicles require engine disassembly and modification to resolve leaks at the cylinder heads, oil return tubes, valve covers, timing cover, chain housings, case through bolts, and lines to/from the oil cooler.

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Verified for the Porsche 911

Various fuel trim and oxygen sensor limit fault codes can be traced to an internal vacuum leak at the oil separator.

 

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Verified for the Porsche 911

Engine oil leaks can occur at the rear main seal and/or intermediate support cover o-ring; a revised seal is available. A careful diagnosis with proper tools is necessary to verify dimensional accuracy of the crankshaft to engine block.

15 Reports
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Verified for the Porsche 911

Various fuel trim and oxygen sensor limit fault codes can be traced to an internal vacuum leak at the oil separator.

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Verified for the Porsche 911

The front hood and rear deck lid support struts may fail; replacement is required.

10 Reports
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Verified for the Porsche 911

A small leak in the coolant reservoir can cause persistent coolant loss. To ensure engine longevity, coolant loss and overheating issues need to be resolved. Out technicians tell us the proper coolant fill procedure must be followed when refiling the cooling system.

16 Reports
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Verified for the Porsche 911

The constant velocity (CV) boots and CV joints should be inspected at each service. Servicing the torn CV boots early can prevent the need to replace the CV half shaft or CV joint.

9 Reports
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Verified for the Porsche 911

Engine issues related to valve guide wear are common. Oil consumption, smoking at first startup, and valve train noise are all symptomatic of loose guides and worn valve stems. The valve train is complex and should be thoroughly inspected if a problem arises.

9 Reports
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Verified for the Porsche 911

An accumulation of small air leaks at various locations around the intake manifold/intercooler area can cause performance problems.

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