Kia P1327
P1327 / P132700 - Piston Noise Detection SUBJECT: PISTON NOISE SENSING SYSTEM (PNSS) INSPECTION Page 2 of 7 Printed TSB copy is for reference onl
Quick answer
For the verified application—a 2020 Kia Soul in the U.S.—DTC P1327/P132700 is described in Kia’s official service bulletin as “Piston Noise Detection” associated with the Piston Noise Sensing System (PNSS).
This page separates verified manufacturer/regulator evidence from supporting material. Unsupported causes, repairs or safety conclusions are not guessed.
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1. What does P1327 mean?
For the verified application—a 2020 Kia Soul in the U.S.—DTC P1327/P132700 is described in Kia’s official service bulletin as “Piston Noise Detection” associated with the Piston Noise Sensing System (PNSS).
2. Technical explanation
Verified Kia bulletin evidence states that PNSS software may detect engine noise and trigger DTC P132700. The supplied evidence also identifies the bulletin subject as PNSS inspection. No further diagnostic sequence, component fault, or repair procedure is established by the supplied evidence.
3. What system is affected?
Piston Noise Sensing System (PNSS); engine-noise detection.
4. How serious is this code?
Unknown. The supplied verified evidence does not provide a severity classification.
5. Symptoms you may notice
- DTC P1327/P132700 may be triggered when PNSS software detects engine noise.
- The bulletin evidence references an engine vibration inspection and a stall condition in its excerpt, but does not establish these as universal symptoms of P1327/P132700.
6. Possible causes
- PNSS software may detect engine noise, triggering DTC P132700.
- Not yet established by verified evidence: a specific failed component, mechanical condition, or root cause.
7. Can I still drive the vehicle?
Not yet established by verified evidence.
8. Can I charge the vehicle?
Not yet established by verified evidence.
9. What you can safely do
- Arrange inspection by a Kia dealer or qualified service facility.
- Provide the technician with DTC P1327/P132700 and reference Kia bulletin SST082/R1.
- Do not assume that the code alone confirms a specific engine component failure.
10. Step-by-step troubleshooting
- Confirm the stored code is P1327/P132700.
- Have the vehicle evaluated under the PNSS inspection guidance referenced by Kia bulletin SST082/R1.
- Not yet established by verified evidence: owner-performed diagnostic tests or a specific step-by-step troubleshooting procedure.
11. When to contact service
Service is appropriate because the official Kia bulletin specifically concerns PNSS inspection for P1327/P132700. The supplied evidence does not state whether service is mandatory or how urgently it is required.
12. What the service center may check
- Inspect the vehicle using the Piston Noise Sensing System (PNSS) inspection guidance in Kia bulletin SST082/R1.
- Consider the bulletin context that PNSS software may detect engine noise and trigger P132700.
- Not yet established by verified evidence: the complete inspection steps, measurements, acceptance criteria, or programming procedure.
13. Possible repair or resolution
- Not yet established by verified evidence. The supplied excerpt identifies PNSS inspection but does not provide a verified repair outcome or parts-replacement instruction.
14. Affected vehicles
- Kia Soul · 2020 · US
15. Related TSBs / service bulletins
- Kia TSB SST082/R1, published through NHTSA as Manufacturer Communication PDF 11022844 on September 4, 2025. It was revised to include additional information and addresses PNSS inspection for P1327/P132700.
- Kia TSB SST082, published through NHTSA as Manufacturer Communication PDF 11017169 on April 4, 2025. It addresses PNSS inspection for P1327/P132700.
16. Recall information
- Not yet established by verified evidence. No recall evidence was supplied.
17. Official manufacturer information
Official source: NHTSA-hosted Kia Manufacturer Communication PDF 11022844, SST082/R1: https://static.nhtsa.gov/odi/tsbs/2025/MC-11022844-0001.pdf
19. Frequently asked questions
What does Kia code P1327/P132700 mean?
For the verified 2020 Kia Soul U.S. application, the supplied Kia bulletin describes P1327/P132700 as “Piston Noise Detection.”
What system is involved?
The official bulletin identifies the Piston Noise Sensing System (PNSS).
Can PNSS software trigger this code?
Yes. The supplied bulletin evidence states that PNSS software may detect engine noise and trigger DTC P132700.
Is there a verified repair for this code?
Not yet established by verified evidence. The supplied evidence confirms PNSS inspection guidance exists but does not provide the full repair procedure or a specific repair outcome.
Which vehicle is verified by the supplied evidence?
2020 Kia Soul, U.S. region.