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CEL P0130 & Rough Idle When SAI Kicks IN

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

Discussion summary

YOUR RESEARCHCEL P0130 & Rough Idle When SAI Kicks IN

Reported or suspected cause

where

Reported cause

No successful repair reported for this finding.

1
Identified cause
0
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 report identifying 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.

Reported cause · Original poster

Well anyways now the Issue is where when the SAI Kicks in my car stumbles and alllllmost stalls and Farts for a 2-3 Seconds.

CEL P0130 & Rough Idle When SAI Kicks IN
Frequently discussed work

Replace o2 sensor bank 1, sensor 1

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
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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

Replace the O2 sensor Bank 1, Sensor 1.

CEL P0130 & Rough Idle When SAI Kicks IN
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Leading evidence: 'where' (1 discussions report identifying this cause; no attributable repair resolution). Across 1 matching discussions, the most frequently mentioned possible cause is 'where' (1 discussions; 1 report identifying it and 0 suggest it). The most frequently discussed action is 'Replace o2 sensor bank 1, sensor 1' (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 3 other evidence results

still there at cold start

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

Unplug the SAI pump and see if the problem is still there at cold start.

CEL P0130 & Rough Idle When SAI Kicks IN

Replace o2 sensor bank 1, sensor 1

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

Replace the O2 sensor Bank 1, Sensor 1.

CEL P0130 & Rough Idle When SAI Kicks IN

Test equipment

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

The SAI pump is pumping air into the exhaust at cold start before the cats heat up to fool emission testing equipment.

CEL P0130 & Rough Idle When SAI Kicks IN
Frequently discussed actions (2)

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

Replace o2 sensor bank 1, sensor 1

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

Replace the O2 sensor Bank 1, Sensor 1.

CEL P0130 & Rough Idle When SAI Kicks IN

Test equipment

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 SAI pump is pumping air into the exhaust at cold start before the cats heat up to fool emission testing equipment.

CEL P0130 & Rough Idle When SAI Kicks IN
Reported and suspected causes (2)

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

where

No successful repair reported for this finding.

1
Identified cause
0
Suspected cause
0
Reported fixes
Read evidence and context
Discussions that report identifying 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.

Reported cause · Original poster

Well anyways now the Issue is where when the SAI Kicks in my car stumbles and alllllmost stalls and Farts for a 2-3 Seconds.

CEL P0130 & Rough Idle When SAI Kicks IN

still there at cold start

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

Unplug the SAI pump and see if the problem is still there at cold start.

CEL P0130 & Rough Idle When SAI Kicks IN
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.

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

Outcome without a verified action link

Okay solved the issue, all I needed was a new MAF

No unique explicit quoted action; no causal link assigned

Generation: 20261026T091943Z · outcome-qualification-6. Deterministic extraction; no AI model inference. How we use sources

POST 1 / ORIGINAL POSTEROriginal post

Hey guys. My car has 192k Just did the Spark Plugs, Coil Packs and Oil. I have had this issue from before. But before i would get a CEL for Lean System due to Fabspeed Cats but the EVOMSit fixed that, but i would get that CEL sometimes if i drove around at low RPM's. Well anyways now the Issue is where when the SAI Kicks in my car stumbles and alllllmost stalls and Farts for a 2-3 Seconds. SAI is louder than before and also get the P0130 CEL "O2 Circuit (Bank 1, Sensor 1)" Any ideas? do i need a new SAI? Thanks in advance

POST 2Original post

My idea - start with the P0130 CEL code. Replace the O2 sensor Bank 1, Sensor 1. It might just be causing a lean mix at start up, feedback to the DME leaning out the mixture to much, thus the stumble and almost stall. The SAI pump is pumping air into the exhaust at cold start before the cats heat up to fool emission testing equipment. Unplug the SAI pump and see if the problem is still there at cold start. My money is on the O2 sensor needing to be replaced.

POST 3 / ORIGINAL POSTEROriginal post

CEL went away on its own. But now my car is Idling like crap. SAI is louder than ever and it was smoking when I cold started my car. Car idles terrible and bogs/dies when I give it gas and let off. Gonna install a new SAI to see if that fixes the issue.

POST 4 / ORIGINAL POSTEROriginal post

Okay solved the issue, all I needed was a new MAF

POST 6 / ORIGINAL POSTEROriginal post

Quotes source post: 11032946

well its my first one, 196k on the car

POST 7Original post

Curious what other items you've had to deal with with 196k km on the car I'm also using it as a daily driver Usual culprits? - door handke/micro switches, rads, RMS, AOS, IMS, ? How's the suspension held up How many Kms do you get out of tires Etc Thanks

POST 8 / ORIGINAL POSTEROriginal post

Quotes source post: 11033602

its not as bad as you think, my IMS and Microswitch are orginal

POST 9Original post

Good to know I've done rads and door switch so far Rms IMS were done by previous owner when clutch was done but they were ok I'm driving it hard not worried about it Thanks

POST 10 / ORIGINAL POSTEROriginal post

Car is running great now (Other than I need a new coolant tank) with the new MAF, I wish I had know this before coz I have had the "Loss Of Power" symptom for over 2 years now

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