Diagnostic trouble code · Jeep
P0302 on Jeep vehicles Cylinder 2 is misfiring
P0302 is named on 40 Jeep model years (2016–2026): 81 manufacturer filings and 10 owner reports in NHTSA’s files, across Grand Cherokee, Cherokee, Wrangler, Compass, Gladiator and 2 more.
Powertrain 40 model years 81 manufacturer filings 10 owner reports
Which Jeep model years name P0302
Source: NHTSA manufacturer communications and complaintsA 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.
Engine 51 Electrical System 20 Equipment 13 Power Train 4
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Jeep filings that name P0302
Source: NHTSA manufacturer communicationsBulletins and campaigns Jeep filed with NHTSA whose summary names P0302. Quote the document number at the service desk — it is a diagnosis the maker has already written down.
- 09-013-20 Service bulletin2020-12-05 · Electrical System
- 3.6L Pentastar Upgrade Spark Plug Internal Crack This bulletin involves replacing all six spark plugs. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation, a technician may find one or more of the following Diagnostic Trouble Codes (DTCs) have been set:P0301 - Cylinder 1 Misfire. P0302 - Cylinder 2 Misfire. P0303 - Cylinder 3 Misfire. P0304 - Cyli
- 09-013-20 REV. A Service bulletin2020-12-12 · Electrical System
- 3.6L Pentastar Upgrade Spark Plug Internal Crack This bulletin involves replacing all six spark plugs. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation, a technician may find one or more of the following Diagnostic Trouble Codes (DTCs) have been set:P0301 - Cylinder 1 Misfire. P0302 - Cylinder 2 Misfire. P0303 - Cylinder 3 Misfire. P0304 - Cyli
- 1400322REVA Service bulletin2022-06-04 · Fuel System, Gasoline
- 6.4L Fuel Injector High Flow Misfire This bulletin involves inspecting the Julian date on the fuel rails, fuel injectorsand possibly replacing fuel injectors. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or moreof the following Diagnostic Trouble Codes (DTCs) have been set: P0300 - Multiple Cylinder Misfire.
- 08-027-20 Service bulletin2020-03-04 · Electrical System
- 2.4L Ignition Coil Boot Replacement This bulletin involves replacing all four ignition coil insulating boots. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find thatone or more of the following Diagnostic Trouble Codes (DTCs) have been set:P0300 - Multiple Cylinder Misfire P0301 - Cylinder 1 Misfire. P0302 - Cylinder 2 Mis
- 08-027-20 Service bulletin2020-03-04 · Equipment
- 2.4L Ignition Coil Boot Replacement This bulletin involves replacing all four ignition coil insulating boots. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find thatone or more of the following Diagnostic Trouble Codes (DTCs) have been set:P0300 - Multiple Cylinder Misfire P0301 - Cylinder 1 Misfire. P0302 - Cylinder 2 Mis
- 08-027-20 Service bulletin2020-03-04 · Equipment
- 2.4L Ignition Coil Boot Replacement This bulletin involves replacing all four ignition coil insulating boots. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or more of the following Diagnostic Trouble Codes (DTCs) have been set:P0300 - Multiple Cylinder Misfire P0301 - Cylinder 1 Misfire. P0302 - Cylinder 2 Mi
- 09-011-25 Service bulletin2025-05-18 · Engine
- "Misfire Diagnostic Trouble Codes (DTCs), Rough Idle, Valvetrain Noise Customers may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P0301 - Cylinder 1 Misfire. ● P0302 - Cylinder 2 Misfire. ● P0303 - Cylinder 3 Misfire. ● P0304 - Cylinder 4 Misfire. ● P0305 - Cylinder 5 Misfire. ● P0306 - Cy
- 18-051-26 Service bulletin2026-04-18 · Power Train
- Flash: Powertrain Control Module (PCM) Updates **Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs):** ● **P0300 - Multiple Cylinder Misfire - In Active or Stored status set during cold start catalyst heating. ● P0301 - Cylinder 1 Misfire - In Active or Stored status set du
- 18-049-26 Service bulletin2026-04-18 · Engine
- Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● **P0300 - Multiple Cylinder Misfire - In Active or Stored status set during cold start catalyst heating. ● P0301 - Cylinder 1 Misfire - In Active or Stored status set during
- 18-046-26 Service bulletin2026-04-16 · Engine
- Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● **P0300 - Multiple Cylinder Misfire (Active or Stored status set during cold start catalyst heating). ● P0301 - Cylinder 1 Misfire (Active or Stored status set during cold s
- 18-048-26 Service bulletin2026-04-17 · Engine
- Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P0300 - Multiple Cylinder Misfire (Active or Stored status set during cold start catalyst heating). ● P0301 - Cylinder 1 Misfire (Active or Stored status set during cold sta
- 18-047-26 Service bulletin2026-04-17 · Power Train
- Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P0300 - Multiple Cylinder Misfire (Active or Stored status set during cold start catalyst heating). ● P0301 - Cylinder 1 Misfire (Active or Stored status set during cold sta
What P0302 means
Source: SAE J2012 / OBD-IICylinder 2 is misfiring.
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.
From here
Common questions
Source: NHTSA files and the OBD-II standardIs P0302 a known problem on Jeep vehicles?
It is a documented one: NHTSA's files hold 81 manufacturer filings and 10 owner reports naming P0302 on 40 Jeep model years (2016–2026). 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 P0302 appear on most?
2021 Grand Cherokee (7 documents), 2019 Cherokee (4 documents), 2023 Grand Cherokee (4 documents).
Does P0302 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.