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Planet-9

Grinding/clanking noise.

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Original source
10 captured repliesPartial discussion capture · Source accounts, not a confirmed diagnosis
THIS DISCUSSION / SOURCE-DERIVED OVERVIEW

Discussion summary

YOUR RESEARCHGrinding/clanking noise.

Leading reported evidence

Check clutch travel and noticed

Performed · outcome unconfirmed

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
Read evidence and context

Explicit resolution reports before identified causes, performed actions and suggestions. Within each level, matching component labels precede direct query mentions and inherited thread context; successful versus unsuccessful discussion counts, owner confirmations and independent discussion support determine order. This is not a probability of success.

Discussions that performed work without a confirmed outcome
1

0 original-poster resolution reports. Counts can overlap; they are not unique people or a success rate.

0 discussions have direct query context; 0 report a fix in that context. Other evidence may inherit the discussion’s subject.

Performed · outcome unconfirmed

I then checked my clutch travel and noticed that the clutch engaging about 4 inches off the floor.

Grinding/clanking noise.
Read full discussion summary

Leading evidence: 'Check clutch travel and noticed' (no explicit attributable resolution; this is a reported action or suggestion). Across 1 matching discussions, the most frequently mentioned possible cause is 'problem' (1 discussions; 0 report identifying it and 1 suggest it). The most frequently discussed action is 'Check clutch travel and noticed' (1 discussions). For that action, 0 discussions report a resolution and 0 report an unsuccessful attempt. No action has an explicit, attributable resolution report under the current rules. These are forum reports and suggestions, not a confirmed diagnosis.

Source reports, not a diagnosis or a success probability. Counts refer to discussions and can overlap.

Read captured replies

1 matching discussions · 10 captured posts examined · 1 partial discussions

Compare 4 other evidence results

Check manual trans oil and did not find any contamination

Performed · outcome unconfirmed

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
Read evidence and context

Explicit resolution reports before identified causes, performed actions and suggestions. Within each level, matching component labels precede direct query mentions and inherited thread context; successful versus unsuccessful discussion counts, owner confirmations and independent discussion support determine order. This is not a probability of success.

Discussions that performed work without a confirmed outcome
1

0 original-poster resolution reports. Counts can overlap; they are not unique people or a success rate.

0 discussions have direct query context; 0 report a fix in that context. Other evidence may inherit the discussion’s subject.

Performed · outcome unconfirmed

They checked the manual trans oil and did not find any contamination.

Grinding/clanking noise.

problem

Suggestion or failed attempt

No successful repair reported for this finding.

0
Identified cause
1
Suspected cause
0
Reported fixes
Read evidence and context

Explicit resolution reports before identified causes, performed actions and suggestions. Within each level, matching component labels precede direct query mentions and inherited thread context; successful versus unsuccessful discussion counts, owner confirmations and independent discussion support determine order. This is not a probability of success.

Discussions that suspect a cause
1

0 original-poster resolution reports. Counts can overlap; they are not unique people or a success rate.

0 discussions have direct query context; 0 report a fix in that context. Other evidence may inherit the discussion’s subject.

Suspected cause

repairer and he said it was most likely a problem with the flywheel and given the mileage (36,000 km (22.5K miles)) it would most likely need a cluth replacement too.

Grinding/clanking noise.

Repair bill 10 weeks

Suggestion or failed attempt

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
Read evidence and context

Explicit resolution reports before identified causes, performed actions and suggestions. Within each level, matching component labels precede direct query mentions and inherited thread context; successful versus unsuccessful discussion counts, owner confirmations and independent discussion support determine order. This is not a probability of success.

Discussions that contain suggestions
1

0 original-poster resolution reports. Counts can overlap; they are not unique people or a success rate.

0 discussions have direct query context; 0 report a fix in that context. Other evidence may inherit the discussion’s subject.

Suggestion

A $3000+ dollar repair bill 10 weeks after ownership wasn't quite what i was hoping for.

Grinding/clanking noise.

Repair problem

Suggestion or failed attempt

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
Read evidence and context

Explicit resolution reports before identified causes, performed actions and suggestions. Within each level, matching component labels precede direct query mentions and inherited thread context; successful versus unsuccessful discussion counts, owner confirmations and independent discussion support determine order. This is not a probability of success.

Discussions that contain suggestions
1

0 original-poster resolution reports. Counts can overlap; they are not unique people or a success rate.

0 discussions have direct query context; 0 report a fix in that context. Other evidence may inherit the discussion’s subject.

Suggestion

It is documented, so if it craps out after my warranty expires in June, then hopefully they'll be able to repair the problem under their "good will" program.

Grinding/clanking noise.
Frequently discussed actions (8)

These are separate views of the same evidence. Frequency alone does not establish a fix, and these counts must not be added together.

Check clutch travel and noticed

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
Read evidence and context
Discussions that performed work without a confirmed outcome
1

0 original-poster resolution reports. Counts can overlap; they are not unique people or a success rate.

0 discussions have direct query context; 0 report a fix in that context. Other evidence may inherit the discussion’s subject.

Performed · outcome unconfirmed

I then checked my clutch travel and noticed that the clutch engaging about 4 inches off the floor.

Grinding/clanking noise.

Check manual trans oil and did not find any contamination

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
Read evidence and context
Discussions that performed work without a confirmed outcome
1

0 original-poster resolution reports. Counts can overlap; they are not unique people or a success rate.

0 discussions have direct query context; 0 report a fix in that context. Other evidence may inherit the discussion’s subject.

Performed · outcome unconfirmed

They checked the manual trans oil and did not find any contamination.

Grinding/clanking noise.

Repair bill 10 weeks

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
Read evidence and context
Discussions that contain suggestions
1

0 original-poster resolution reports. Counts can overlap; they are not unique people or a success rate.

0 discussions have direct query context; 0 report a fix in that context. Other evidence may inherit the discussion’s subject.

Suggestion

A $3000+ dollar repair bill 10 weeks after ownership wasn't quite what i was hoping for.

Grinding/clanking noise.

Repair problem

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
Read evidence and context
Discussions that contain suggestions
1

0 original-poster resolution reports. Counts can overlap; they are not unique people or a success rate.

0 discussions have direct query context; 0 report a fix in that context. Other evidence may inherit the discussion’s subject.

Suggestion

It is documented, so if it craps out after my warranty expires in June, then hopefully they'll be able to repair the problem under their "good will" program.

Grinding/clanking noise.

Replace gears yet or stiffness in the clutch

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
Read evidence and context
Discussions that contain suggestions
1

0 original-poster resolution reports. Counts can overlap; they are not unique people or a success rate.

0 discussions have direct query context; 0 report a fix in that context. Other evidence may inherit the discussion’s subject.

Suggestion

There doesn't seem to be any trouble changing gears yet or stiffness in the clutch.

Grinding/clanking noise.

Replace with the engine noise

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
Read evidence and context
Discussions that contain suggestions
1

0 original-poster resolution reports. Counts can overlap; they are not unique people or a success rate.

0 discussions have direct query context; 0 report a fix in that context. Other evidence may inherit the discussion’s subject.

Suggestion

Listening closer, I could hear the noise when moving slowly in first gear, but was soon replaced with the engine noise.

Grinding/clanking noise.

Run toyo 888 did 247km 2 tanks of fuel

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
Read evidence and context
Discussions that contain suggestions
1

0 original-poster resolution reports. Counts can overlap; they are not unique people or a success rate.

0 discussions have direct query context; 0 report a fix in that context. Other evidence may inherit the discussion’s subject.

Suggestion

at the time i was running Toyo 888 did 247km 2 tanks of fuel, but the best day ever,

Grinding/clanking noise.

Test drove

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
Read evidence and context
Discussions that contain suggestions
1

0 original-poster resolution reports. Counts can overlap; they are not unique people or a success rate.

0 discussions have direct query context; 0 report a fix in that context. Other evidence may inherit the discussion’s subject.

Suggestion

The techs had it for two days (test drove with tech and service advisor) and they could not duplicate the problem.

Grinding/clanking noise.
Reported and suspected causes (1)

These are separate views of the same evidence. Frequency alone does not establish a fix, and these counts must not be added together.

problem

No successful repair reported for this finding.

0
Identified cause
1
Suspected cause
0
Reported fixes
Read evidence and context
Discussions that suspect a cause
1

0 original-poster resolution reports. Counts can overlap; they are not unique people or a success rate.

0 discussions have direct query context; 0 report a fix in that context. Other evidence may inherit the discussion’s subject.

Suspected cause

repairer and he said it was most likely a problem with the flywheel and given the mileage (36,000 km (22.5K miles)) it would most likely need a cluth replacement too.

Grinding/clanking noise.
Coverage and how to read this overview

Counts describe captured discussions, not unique people or a diagnosis. Author identities are not reliably stored. Exact duplicate evidence is counted once across matching discussions; one discussion counts at most once per action/state. Multiple repairs reported together remain a combination. Suggestions and failed attempts do not establish a fix. Matches cover whole discussions and can include related faults, model variants and incomplete threads.

10 eligible posts · 0 unverified posts · 1 discussions match the subject in their title or opening post.

  • Planet-9: 1 discussions

0 evidence records excluded for query context · 0 excluded by outcome qualification · 0 adjusted by outcome qualification.

2 acknowledgements have no verified action link; they do not establish a repair result.

Outcome without a verified action link

It was definetly the flywheel, as all good now replaced.

No unique explicit quoted action; no causal link assigned

Generation: 20261027T084359Z · outcome-qualification-6. Deterministic extraction; no AI model inference. How we use sources

POST 1Original post

Sitting in traffic today in neutral, clutch out i noticed a grinding clanking type of noise coming from underneath the car, behind me. When I depressed the clutch, it disapeared. Listening closer, I could hear the noise when moving slowly in first gear, but was soon replaced with the engine noise. I then checked my clutch travel and noticed that the clutch engaging about 4 inches off the floor. There doesn't seem to be any trouble changing gears yet or stiffness in the clutch. I drove to my local porsche repairer and he said it was most likely a problem with the flywheel and given the mileage (36,000 km (22.5K miles)) it would most likely need a cluth replacement too. Was wondering if anyone had had this type of problem, as in the noise and flywheel issue, i searched through similar threads but couldn't find one specifically like this. A $3000+ dollar repair bill 10 weeks after ownership wasn't quite what i was hoping for. That was the price of a plenum/software re-flash and borla........ bummer.

POST 2Original post

If anyone has a similar noise and are interested. It ended up being the dual mass flywheel had fused together and the thrust bearing needed replacing. Clutch and pressure plate all good, so not as much to repair as predicted. Better it happened now, than 200+km/h down the straight at Phillip Island in Feburary.:drivingskid:

POST 4Original post

Would you say that it sounded a bit grindy/whirry when the engine was under load (say accelerating in the 30mph range in 3rd/4th??) I have this sort of noise and its beginning to worry me a bit!

POST 5Original post

228km/h that was flat in 5th and just about on the rev limiter but you need some big ones coming out of the last corner Pillip Island is so just right for a Cayman at the time i was running Toyo 888 did 247km 2 tanks of fuel, but the best day ever, Porsche Cars AU Open track day, i am sure it will be the best thing you have ever done in a Cayman ! Sorry about your flywheel, you will soon forget it once at the island

POST 6Original post

It started out as a grind/ clatter sound (it's hard to describe sounds), then got worse and worse, and was particularly evident when reaching about 2500- 3000 rpm under load in 4th to 6th, like, under load acceleration on the freeway where it was a load vibration/ grinding noise. It was definetly the flywheel, as all good now replaced. I got the car second hand so i have no idea how it was driven previously.

POST 7Original post

Yes I am looking forward to it, will post some photos and info after the day.

POST 8Original post

yep......mine did the exact same thing the other night....scared the heck out of me! I'm in contact with the local Porsche Dealership. Nothing wrong with the feel of my clutch. I've noticed the "banging" sound while idling.....didn't know if that was normal....obviously it isn't.

POST 9Original post

As i said, had my flywheel repleced, all good now. Apparantly it is a common problem with the dual mass flywheel. My sound though was definetly more of a grinding noise.

POST 10Original post

well....got my Sally back from the Porsche Dealership. The techs had it for two days (test drove with tech and service advisor) and they could not duplicate the problem. They checked the manual trans oil and did not find any contamination. They also visually inspected everything. It is documented, so if it craps out after my warranty expires in June, then hopefully they'll be able to repair the problem under their "good will" program. I just wish it would have done it while they had it........hopefully, she'll hold up and not ever leave me stranded. I did have them fix the hatch rattle, address the humming speaker, and the discolored weather stripping. Tech said the car is really clean. Salesman called me wanting to buy the car........

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