P0299 on Jeep vehicles The turbocharger or supercharger is not making the boost the computer asked for
P0299 is named on 14 Jeep model years (2016–2022): 17 manufacturer filings and 0 owner reports in NHTSA’s files, across Compass, Grand Cherokee, Cherokee, Gladiator Pickup, Renegade and 1 more.
Which Jeep model years name P0299
Source: NHTSA manufacturer communications and complaints| Model year | Filed under | Bulletins | Owner reports |
|---|---|---|---|
| 2022 Jeep Compass | Engine | 3 | — |
| 2019 Jeep Grand Cherokee | Power Train | 2 | — |
| 2020 Jeep Cherokee | Power Train | 1 | — |
| 2020 Jeep Compass | Power Train | 1 | — |
| 2020 Jeep Gladiator Pickup | Power Train | 1 | — |
| 2020 Jeep Grand Cherokee | Electrical System | 1 | — |
| 2020 Jeep Renegade | Electrical System | 1 | — |
| 2019 Jeep Cherokee | Electrical System | 1 | — |
| 2019 Jeep Compass | Electrical System | 1 | — |
| 2019 Jeep Renegade | Power Train | 1 | — |
| 2019 Jeep Wrangler | Power Train | 1 | — |
| 2018 Jeep Grand Cherokee | Electrical System | 1 | — |
| 2017 Jeep Grand Cherokee | Electrical System | 1 | — |
| 2016 Jeep Grand Cherokee | Electrical System | 1 | — |
A model year is listed because the code is named in its own record — a bulletin filed against it, or an owner’s complaint about it — not because every one of these vehicles sets it. Counts are documents in NHTSA’s files, not failure rates.
Jeep filings that name P0299
Source: NHTSA manufacturer communicationsBulletins and campaigns Jeep filed with NHTSA whose summary names P0299. Quote the document number at the service desk — it is a diagnosis the maker has already written down.
- 09-006-21 Service bulletin2021-05-28 · Engine
- Incorrect Turbocharger Air Outlet Pipe Nuts This bulletin involves replacing the turbocharger air outlet pipe nuts. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the following Diagnostic Trouble Code (DTC) has been set:P0299 - Turbocharger Underboost. The customer may also describe the following:An air leak noise
- 0900621 Service bulletin2021-05-28 · Engine And Engine Cooling — Engine — Gasoline — Turbo/Supercharger
- Incorrect Turbocharger Air Outlet Pipe Nuts This bulletin involves replacing the turbocharger air outlet pipe nuts. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the following Diagnostic Trouble Code (DTC) has been set:P0299 - Turbocharger Underboost. The customer may also describe the following:An air leak noise
- 0900621 Service bulletin2021-05-28 · Engine And Engine Cooling — Engine — Gasoline — Turbo/Supercharger
- Incorrect Turbocharger Air Outlet Pipe Nuts This bulletin involves replacing the turbocharger air outlet pipe nuts. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the following Diagnostic Trouble Code (DTC) has been set:P0299 - Turbocharger Underboost. The customer may also describe the following:An air leak noise
- S2018000008 Service bulletin2020-06-19 · Power Train
- Engine Surge Feel and/or Diagnostic Trouble Code P0299 ? Turbo Underboost Condition After Updating The Powertrain Control Module (PCM) Software. (ETL, ETM, ETN Engines)
- S2218000022 Service bulletin2022-12-09 · Electrical System
- Perceived Low Power/Acceleration Lag, And/Or Malfunction Indicator Lamp (MIL) Illumination, Diagnostic Trouble Codes (DTCs) P0299 Turbocharger Underboost And/Or P026D ? Fuel Injection Quantity Higher Than Expected, Set.
What P0299 means
Source: SAE J2012 / OBD-IIThe turbocharger or supercharger is not making the boost the computer asked for.
A stored code names the test that failed, never the part that caused it. The record above is what Jeep and its owners have filed about it; the code’s page across every make has the whole file.
Common questions
Source: NHTSA files and the OBD-II standardIs P0299 a known problem on Jeep vehicles?
It is a documented one: NHTSA's files hold 17 manufacturer filings and 0 owner reports naming P0299 on 14 Jeep model years (2016–2022). Whether it is a problem on one particular car is a diagnosis, not a count — but a bulletin that names the code on your model year is the place to start.
Which Jeep models does P0299 appear on most?
2022 Compass (3 documents), 2019 Grand Cherokee (2 documents), 2020 Cherokee (1 document).
Does P0299 on a Jeep mean it is recalled?
No. Recalls are filed by campaign and matched by VIN; no recall is triggered by a scan tool. Check the VIN at nhtsa.gov/recalls, or open the model year's page here for the campaigns filed against it.