Jeep B197C
Signal Invalid. Discussion: Analysis of returned parts has shown many latches are being returned with no issues found
Quick answer
B197C indicates an invalid pawl-detent-switch signal associated with the liftgate latch. Verified Jeep service communications state that many returned latches were found to have no fault, so diagnosis should follow the applicable service procedure rather than assuming the latch needs replacement.
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 B197C mean?
B197C indicates an invalid pawl-detent-switch signal associated with the liftgate latch. Verified Jeep service communications state that many returned latches were found to have no fault, so diagnosis should follow the applicable service procedure rather than assuming the latch needs replacement.
2. Technical explanation
The supplied verified evidence identifies B197C as “Pawl Detent Switch - Signal Invalid.” A Jeep manufacturer communication also describes it as a condition where returned latch parts were frequently found with no issues. This supports careful diagnosis before replacing latch hardware.
3. What system is affected?
Liftgate latch / pawl detent switch signal circuit.
4. How serious is this code?
Not yet established by verified evidence.
5. Symptoms you may notice
- Liftgate may not properly open or close.
- The liftgate concern may be intermittent.
- A diagnostic trouble code may or may not be present, according to the verified manufacturer communication.
6. Possible causes
- An invalid pawl detent switch signal is established by the DTC definition.
- Whether the latch itself, wiring, connectors, control module, or another component is faulty is not yet established by verified evidence.
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
- Do not assume the liftgate latch requires replacement solely because B197C is stored.
- If the liftgate does not open or close properly, use caution around the liftgate and have the vehicle evaluated by qualified service personnel.
- Record whether the condition is intermittent and whether the liftgate fails to open, close, or both.
10. Step-by-step troubleshooting
- Confirm whether B197C is present and whether the liftgate operates properly or intermittently.
- Have a qualified technician use the applicable Jeep diagnostic procedure. The verified evidence does not provide the procedure steps.
- Avoid replacing the latch based only on the code, because the manufacturer communication reports that many returned latches had no issues found.
11. When to contact service
Contact an authorized Jeep service center or another qualified repair facility for diagnosis using the applicable manufacturer procedure, particularly if the liftgate does not properly open or close.
12. What the service center may check
- Verify the stored DTC and associated liftgate operating condition.
- Apply the applicable manufacturer diagnostic procedure for B197C.
- Determine the fault before replacing the latch; the verified manufacturer communication notes that many returned latches had no issues found.
13. Possible repair or resolution
- A specific repair resolution is not yet established by verified evidence.
- Replacement of the liftgate latch is not established as the automatic remedy for B197C.
14. Affected vehicles
- Jeep Grand Cherokee · 2022–2025 · US
- Jeep Wagoneer · 2022–2025 · US
- Jeep Wagoneer · 2024–2025 · US
15. Related TSBs / service bulletins
- Jeep manufacturer communication S2423000012 REV.C, published November 22, 2024 (NHTSA Manufacturer Communication PDF 11010749), identifies B197C as “Pawl Detent Switch - Signal Invalid” and notes that many returned latches had no issues found.
- Jeep manufacturer communication 23-021-25, published April 23, 2025 (NHTSA Manufacturer Communication 11017363), lists B197C-29 “Pawl detent switch signal invalid” and reports that affected customers may experience a liftgate that does not properly open or close.
16. Recall information
- No recall information was supplied in the verified evidence.
17. Official manufacturer information
Verified sources: NHTSA-hosted Jeep manufacturer communications 11010749 (S2423000012 REV.C) and 11017363 (23-021-25).
19. Frequently asked questions
What does Jeep code B197C mean?
Verified evidence identifies B197C as “Pawl Detent Switch - Signal Invalid.”
Can B197C cause liftgate problems?
Yes. A verified Jeep manufacturer communication states that customers may experience a liftgate that does not properly open or close.
Does B197C mean the liftgate latch must be replaced?
No. Verified Jeep evidence states that analysis found many returned latches had no issues found. A diagnosis using the applicable service procedure is needed.
Which vehicles are covered by the supplied applicability evidence?
Jeep Grand Cherokee model years 2022–2025 in the US, and Jeep Wagoneer model years 2022–2025 in the US. The supplied data also contains a duplicate, narrower Wagoneer 2024–2025 entry.