P17A0
0 owner reports and 15 manufacturer filings across 8 model years from Hyundai, Kia, Toyota.
Where P17A0 shows up
Source: NHTSA manufacturer communications and complaints| Model year | Filed under | Bulletins | Owner reports |
|---|---|---|---|
| 2020 Hyundai Ioniq | Electrical System | 2 | — |
| 2020 Kia Niro | Equipment | 2 | — |
| 2022 Toyota Tacoma | Equipment | 2 | — |
| 2021 Toyota Tacoma | Equipment | 2 | — |
| 2020 Toyota Tacoma | Equipment | 2 | — |
| 2019 Toyota Tacoma | Equipment | 2 | — |
| 2018 Toyota Tacoma | Equipment | 2 | — |
| 2020 Hyundai Sonata | Electrical System | 1 | — |
A model year appears here because the code is named in its record, not because every one of these vehicles sets it. Counts are mentions in the federal files, not failure rates — nobody publishes the denominator.
What it gets filed under
Manufacturer filings that name it
Source: NHTSA manufacturer communicationsService bulletins and campaigns whose filed summary names P17A0. Quoting the document number at a service desk is often the fastest route to a diagnosis someone has already written down.
- TTT0684222022-03-17 · Power Train
- TT: Water intrusion to the ADD actuator is currently being investigated as a cause of 4WD inoperative complaints. P17A0 and P17A4 DTCs may set for this condition but not always
- T-TT-0684-222022-02-16 · Equipment
- TT: Water intrusion to the ADD actuator is currently being investigated as a cause of 4WD inoperative complaints. P17A0 and P17A4 DTCs may set for this condition but not always
- TSB_ELE2192021-01-04 · Equipment
- TECHNICAL SERVICE BULLETIN: SERVICE ACTION: AVN SOFTWARE UPDATE FOR DTC P17A0 (SA446) - This bulletin provides the procedure to update the head unit software on some 2020MY Niro (DE HEV/PHEV), which may experience a MIL with DTC P17A0.
- 20-01-041H2020-10-29 · Electrical System
- Certain 2020 MY Ioniq Plug-In (AE PHEV), Ioniq Hybrid (AE HEV), and 2020 - 2021 MY Sonata Hybrid (DN8 HEV) may exhibit a check engine light ON with a DTC P17A0 (Navigation Control Module). This bulletin describes the procedure to install an Audio Video Navigation (AVN) software update to address the condition stated above.
What P17A0 means
Source: SAE J2012 / OBD-IIP17A0 is a manufacturer-specific code: the second character is a 1, which under the OBD-II standard hands the definition to whoever built the vehicle. The same code can mean one thing on a Ford and something unrelated on a Hyundai. Any site that prints a single definition for it is guessing.
A stored code names the test that failed, never the part that caused it. It is the starting point of a diagnosis, not its conclusion — the same code has several possible causes and the cheap one is not always right.
Common questions about P17A0
Source: NHTSA files and the OBD-II standardWhy does this page not define P17A0?
Because it cannot be defined honestly. The second character of a trouble code says who owns its meaning, and a 1 or a 3 hands that to the manufacturer. Sites that print one definition for a manufacturer-specific code are showing you one automaker's meaning and hoping it is yours.
Can I keep driving with P17A0 stored?
Nobody can answer that from the code alone, and a site that does is guessing. A steady light generally means the fault was logged and the vehicle is in a reduced-risk mode; a flashing light means stop soon, because a misfiring engine can destroy a catalytic converter in minutes. The safe read of this page is the mileage and the components, not permission.
Does a code mean the car is recalled?
No. Recalls are filed by campaign and matched by VIN, and none of them are triggered by a scan tool. If you want to know whether an open recall applies to one specific vehicle, check the VIN at nhtsa.gov/recalls — that is the only source that settles it.
Why do the counts here differ from other sites?
Because these are not estimates. Every number on this page is a count of documents in NHTSA's own files: manufacturer communications that name the code in their filed summary, and owner complaints that name it in the narrative. We do not model, weight or extrapolate them.
Will clearing the code fix it?
Clearing turns the light off and erases the freeze-frame data a technician would have used to work out what happened. If the condition is still there the code returns, usually within a few drive cycles, and the diagnosis now starts from less information than before.