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Kia B176200

ACU Coding Error DTC B168400: Not Configured Device is Detected Model MY SS SRSCM P/N Updated Driver Seat Belt Buckle P/N YDm 2017-18 95910 B0100 88830 B0550 PS 95910 B2600 88830 B

DriveNot yet established by verified evidence.
ChargeNot yet established by verified evidence.
ServiceContact a Kia dealer or qualified service facility for diagnosis, especially if the SRSCM has been replaced or is being replaced.
Confidence95%

Quick answer

For certain 2017–2018 Kia Soul vehicles in the US, DTC B176200 is documented in Kia communication PS610 in connection with an ACU coding error and DTC B168400, “Not Configured Device is Detected.” The bulletin addresses compatibility between a superseded SRSCM and an older driver seat-belt buckle.

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 B176200 mean?

For certain 2017–2018 Kia Soul vehicles in the US, DTC B176200 is documented in Kia communication PS610 in connection with an ACU coding error and DTC B168400, “Not Configured Device is Detected.” The bulletin addresses compatibility between a superseded SRSCM and an older driver seat-belt buckle.

2. Technical explanation

NHTSA-posted Kia manufacturer communication PS610 states that when a superseded SRSCM is replaced, inspection and possible replacement of the driver seat-belt buckle may be necessary. Older-production buckles may have a 4-pin connector and may no longer be compatible with the superseded SRSCM. The communication identifies B176200 as “ACU Coding Error” and B168400 as “Not Configured Device is Detected.” It states that only the SRSCM is superseded; the driver seat-belt buckle itself is not superseded.

3. What system is affected?

Supplemental Restraint System Control Module (SRSCM/ACU) and driver seat-belt buckle compatibility.

4. How serious is this code?

Not yet established by verified evidence.

5. Symptoms you may notice

  • DTC B176200: “ACU Coding Error.”
  • DTC B168400: “Not Configured Device is Detected.”

6. Possible causes

  • A superseded SRSCM may not be compatible with an older-production driver seat-belt buckle.
  • The Kia communication states that older-production driver seat-belt buckles may have a 4-pin connector and may no longer be compatible with the superseded SRSCM.

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

  • Have the vehicle evaluated by a qualified Kia service facility or other qualified restraint-system technician.
  • Provide the technician with DTC B176200 and the Kia/NHTSA communication PS610.
  • Do not attempt high-voltage or restraint-system repairs based on this information.

10. Step-by-step troubleshooting

  1. Confirm whether the vehicle is a 2017–2018 Kia Soul in the US.
  2. Check for the documented condition in which a superseded SRSCM has been installed.
  3. Inspect driver seat-belt buckle compatibility as directed by Kia communication PS610.
  4. Use the latest production driver seat-belt buckle part number listed in EPC when replacement is determined necessary by the service procedure.

11. When to contact service

Contact a Kia dealer or qualified service facility for diagnosis, especially if the SRSCM has been replaced or is being replaced.

12. What the service center may check

  • Verify SRSCM part number and whether it is a superseded unit.
  • Inspect the driver seat-belt buckle and its connector configuration.
  • Determine whether the buckle is an older-production 4-pin design.
  • Refer to the latest production driver seat-belt buckle part number in Kia EPC, as specified by PS610.

13. Possible repair or resolution

  • Kia communication PS610 states that it may be necessary to inspect and replace the driver seat-belt buckle when a superseded SRSCM is installed.
  • The appropriate buckle replacement part number is the latest production part number listed in EPC.
  • Only the SRSCM is identified as superseded; the driver seat-belt buckle is not identified as superseded.

14. Affected vehicles

15. Related TSBs / service bulletins

  • Kia PS610, posted by NHTSA as Manufacturer Communication PDF 10162040, published June 11, 2019. It concerns SRSCM replacement and possible driver seat-belt buckle compatibility on applicable 2017–2018 Kia Soul vehicles.

16. Recall information

  • Not yet established by verified evidence.

17. Official manufacturer information

Official source: NHTSA Manufacturer Communication PDF 10162040 (Kia PS610): https://static.nhtsa.gov/odi/tsbs/2019/MC-10162040-0001.pdf

19. Frequently asked questions

What does B176200 mean?

The verified Kia communication identifies B176200 as “ACU Coding Error.”

What related condition is named in the Kia communication?

The communication names DTC B168400, “Not Configured Device is Detected.”

Which vehicles are covered by the supplied evidence?

The supplied applicability evidence identifies US-market 2017–2018 Kia Soul vehicles.

What does PS610 say to inspect?

It says that when a superseded SRSCM is replaced, it may be necessary to inspect the driver seat-belt buckle and replace it with the latest production part number listed in EPC if required.

Is the seat-belt buckle itself superseded?

No. PS610 states that only the SRSCM is superseded; the driver seat-belt buckle is not superseded.

20. Sources & verification

Verified
Kia B176200: ACU Coding Error DTC B168400: Not Configured Device is… | EV Diagnostics