Why does my Porsche Boxster make a knocking noise?

Why does my Porsche Boxster make a knocking noise?

The M96 and M97 engines found in the Boxster are famed for cylinder scoring – deep gauges in the cylinder liner, usually associated with a knocking noise and eventually catastrophic engine failure. The root cause of this issue is open to discussion, however, wear in the piston rings and liners causes the piston to wobble.

Are there any problems with the 986 Boxster?

The upgraded aos features a doubling in size of capacity for scavenging and is less prone to sucking up oil during high speed cornering. M96 engines fitted to the 986 and 987 Boxster can have issues with a bearing at one end of the engine intermediate shaft. The shaft connects the two ends of the engine timing gear.

Where is the engine on a Porsche Boxster?

The Porsche Boxster and Cayman are pure mid-engined sports machines, meaning the engine is installed just behind the cabin, unlike the the engine in the Porsche 911 that’s fitted behind the back By all measures the Porsche Boxster was a brilliant car.

Why does my Porsche Boxster have smoke coming from the engine?

A quick puff of smoke as you start a cold engine is not uncommon, especially on the Porsche flat six engine in the Boxster. There are many theories and various thoughts as to why this happens – none are proven.

Why does my Porsche make a ticking noise?

Radiated sound from the engine gets reflected from the ground and out the sides of the car. Maybe you should get underneath if you can and make sure that nothing’s touching the polybelt and that the sound isn’t coming from the ancillaries. Do all obvious checks first, like oil an water levels.

Why does the Porsche Boxster engine squeal when running?

The oil cap may be very difficult to remove when the engine is running due to high vacuum levels. In addition, you may hear a high-pitched squeal from the engine when it’s running: this is caused by air being sucked in past the crankcase seal due to the extreme vacuum inside the case.

What kind of stereo system does a Porsche Boxster have?

In brief: This Crutchfield Research Garage article gives you an overview of your Boxster’s stock stereo system and your aftermarket upgrade options. Use our vehicle selector to find the gear that will fit your Porsche.

How do you remove speakers from Porsche Boxster?

(Crutchfield Research Photo) The story is similar on the corners of the dash. To remove these speakers, pry up the rear edge of the grille to release two clips and remove the grille. Pry outward on the two metal clips securing the tweeter to the dash, then disconnect the harness and remove the tweeter.

Why does my Porsche Boxster have an AOS problem?

The AOS has caused numerous issues on Porsche engines and is an item to be closely monitored. As the membrane in the AOS fails, oil is sucked into the air intake. Initially this can show up as a check engine light for fuel adaptations with oil being deposited on the o2 sensors causing emission faults.

The M96 and M97 engines found in the Boxster are famed for cylinder scoring – deep gauges in the cylinder liner, usually associated with a knocking noise and eventually catastrophic engine failure. The root cause of this issue is open to discussion, however, wear in the piston rings and liners causes the piston to wobble.

The upgraded aos features a doubling in size of capacity for scavenging and is less prone to sucking up oil during high speed cornering. M96 engines fitted to the 986 and 987 Boxster can have issues with a bearing at one end of the engine intermediate shaft. The shaft connects the two ends of the engine timing gear.

The AOS has caused numerous issues on Porsche engines and is an item to be closely monitored. As the membrane in the AOS fails, oil is sucked into the air intake. Initially this can show up as a check engine light for fuel adaptations with oil being deposited on the o2 sensors causing emission faults.

A quick puff of smoke as you start a cold engine is not uncommon, especially on the Porsche flat six engine in the Boxster. There are many theories and various thoughts as to why this happens – none are proven.

Is there a power lock on a Porsche Boxster?

The integrated lock assembly also contains all of the motors for the power locks, which also tend to fail over time. With the door panel removed, you can easily access the door lock mechanism.

Where is the handle on a Porsche Boxster?

The two yellow arrows point to the nuts that fasten the door handle to the rear assembly, and the green arrows show the two clips that hold the assembly inside the door. With the door lock mechanism disconnected, you should be able to pull it out of the door.

The integrated lock assembly also contains all of the motors for the power locks, which also tend to fail over time. With the door panel removed, you can easily access the door lock mechanism.

Why is there a problem with my Porsche 911?

Crankcase vacuum exceeds the normal range in the engine under heavy acceleration and sucks in air damaging the rear main seal. This is commonly seen on Audi engines as well. A failing aos also causes too much oil to pass into the intake and will force the engine management to adjust fuel mixtures to compensate.

What causes wind noise in Porsche Carrera convertible?

The plastic rear window on these cars can also be a source of leaks and wind noise. The older style windows are held in place by a zipper on the inside (green arrow), while the newer style are just glued in at the factory.

What causes an oil leak in a Porsche 911?

A failing air oil separator (aos) is the likely cause of rear main seal failure and oil leaks, as it is in other VAG cars. Crankcase vacuum exceeds the normal range in the engine under heavy acceleration and sucks in air damaging the rear main seal.