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Ticking time bomb?

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10 captured repliesDiscussion pagination complete · Source accounts, not a confirmed diagnosis
THIS DISCUSSION / SOURCE-DERIVED OVERVIEW

Discussion summary

YOUR RESEARCHTicking time bomb?

Leading reported evidence

Check deviation values

Suggestion or failed attempt

No successful repair reported for this finding.

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Reported fixes
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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

Have it hooked up to a scan tool and check deviation values on camshaft timing when you get it checked.

Ticking time bomb?
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Leading evidence: 'Check deviation values' (no explicit attributable resolution; this is a reported action or suggestion). Across 1 matching discussions, The most frequently discussed action is 'Check deviation values' (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.

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1 matching discussions · 10 captured posts examined · 0 partial discussions

Compare 4 other evidence results

Inspect filter cartridge very carefully (cut it open) look

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

When you change the oil next week make sure you or your service technician inspect the filter cartridge very carefully (cut it open) look for ferrous metal particles.

Ticking time bomb?

Replace )

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

An oil change on a 996 is pretty darn simple compared to just about any other model of 911, you can do it yourself (assuming that you know how to do an oil change).

Ticking time bomb?

Replace by miles limit

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

Even if the oil was changed the instant before you bought the car 8K miles given some types of usage might be way over the change by miles limit.

Ticking time bomb?

Replace due sooner than 8k miles later

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

Maybe it is not serious: The car is not new to you and maybe the previous owner was lax in doing oil changes and you got the car with an oil change due sooner than 8K miles later?

Ticking time bomb?
Frequently discussed actions (10)

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

Check deviation values

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

Have it hooked up to a scan tool and check deviation values on camshaft timing when you get it checked.

Ticking time bomb?

Inspect filter cartridge very carefully (cut it open) look

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

When you change the oil next week make sure you or your service technician inspect the filter cartridge very carefully (cut it open) look for ferrous metal particles.

Ticking time bomb?

Replace )

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

An oil change on a 996 is pretty darn simple compared to just about any other model of 911, you can do it yourself (assuming that you know how to do an oil change).

Ticking time bomb?

Replace by miles limit

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

Even if the oil was changed the instant before you bought the car 8K miles given some types of usage might be way over the change by miles limit.

Ticking time bomb?

Replace due sooner than 8k miles later

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

Maybe it is not serious: The car is not new to you and maybe the previous owner was lax in doing oil changes and you got the car with an oil change due sooner than 8K miles later?

Ticking time bomb?

Replace instant

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

Even if the oil was changed the instant before you bought the car 8K miles given some types of usage might be way over the change by miles limit.

Ticking time bomb?

Replace on a 996 is pretty darn simple compared

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

An oil change on a 996 is pretty darn simple compared to just about any other model of 911, you can do it yourself (assuming that you know how to do an oil change).

Ticking time bomb?

Replace which is

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 · Original poster

I've put 8k miles on it and it is due for an oil change which is to be done next week.

Ticking time bomb?

Run engine drive the car

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

IOWs the oil may be contributing the noise but this is not a green light from me to continue to run the engine drive the car.

Ticking time bomb?

Use ) or have your indy look into it

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

Seafoam seems to have helped this issue with other 996'ers in the past (no affiliation, or direct use) or have your indy look into it when you take it there.

Ticking time bomb?
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.

  • Rennlist: 1 discussions

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

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

Generation: 20261026T205155Z · outcome-qualification-6. Deterministic extraction; no AI model inference. How we use sources

POST 1 / ORIGINAL POSTEROriginal post

Hi all, I have a problem and was hoping I could get some input. I have an 02 996 with 52k miles. Bought it a year ago and love it. I've put 8k miles on it and it is due for an oil change which is to be done next week. About two or three weeks ago, ive noticed a "tinny" inconsistent clicking noise at idle and light acceleration. Almost like a rattle. It occurs at start up and into turns after the car is warm. Its not a knock and does not occur all the time. Ive been reading about the death rattle and engine failure and im freaking out! I just started to research this information, and have driven the car a few hundred miles since i noticed it. I"m definitely getting it checked out, but wouldnt the engine have gone kaput by now? Any ideas?

POST 2Original post

If you stand behind the car at idle is it louder on one side or the other. Lifter tick possibly? Have it hooked up to a scan tool and check deviation values on camshaft timing when you get it checked.

POST 3Original post

When you change the oil next week make sure you or your service technician inspect the filter cartridge very carefully (cut it open) look for ferrous metal particles. You'll need a magnet to confirm. Then report back.

POST 5Original post

Sounds like a lifter that is getting stuck. Seafoam seems to have helped this issue with other 996'ers in the past (no affiliation, or direct use) or have your indy look into it when you take it there. The people that describe the death rattle say it sounds like rocks inside of a coffee can. If your noise is similar to that, I would shut it down and get it to a shop. GL, and report back with the diagnosis...doesn't sound like anything too crazy. DS

POST 7Original post

Quotes source post: 9862468

I'd avoid running the engine any, just in case it is IMS bearing related (or anything internal engine related). Maybe it is not serious: The car is not new to you and maybe the previous owner was lax in doing oil changes and you got the car with an oil change due sooner than 8K miles later? And who knows what oil was used? Even if the oil was changed the instant before you bought the car 8K miles given some types of usage might be way over the change by miles limit. IOWs the oil may be contributing the noise but this is not a green light from me to continue to run the engine drive the car. What you'll get from me is a suggestion (to put it mildly) to get that oil filter housing dropped ASAP and into a clean drain pan and see what's in the oil and the filter element. What you see determines your next moves. In the meantime leave the engine off. I'd have it flat bedded to have the oil filter housing oil/element inspection done and the oil service done if you can't do these things at your house. Sincerely, Macster.

POST 9Original post

Quotes source post: 9862833

The OP should have listed the color and major options. No, seriously, this forum is a great resource for these cars, but it is also the worst possible place to research these cars because according to (what seems like) 95% of the posts, the engines will blow up, fail, disintegrate, spew oil out of every orifice and cost you somewhere between 20 and 50 thousand dollars to diagnose and repair. Odds are that it's just a lifter or a loose bracket or something like that. An oil change on a 996 is pretty darn simple compared to just about any other model of 911, you can do it yourself (assuming that you know how to do an oil change). It's just a car. Best of luck.

POST 10Original post

I had the same sound. Pulled the motor and sent it to Jake at Flat6. It had lost a lobe, which killed the lifter after the lobe lost the taper that promotes valve rotation.

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