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Home›Trouble codes›P0303› Dodge
Diagnostic trouble code · Dodge

P0303 on Dodge vehicles Cylinder 3 is misfiring

P0303 is named on 13 Dodge model years (2016–2025): 22 manufacturer filings and 0 owner reports in NHTSA’s files, across Durango, Challenger, Dart, Charger, Hornet.

Powertrain 13 model years 22 manufacturer filings

Which Dodge model years name P0303

Source: NHTSA manufacturer communications and complaints
Model yearFiled underBulletinsOwner reports
2021 Dodge DurangoElectrical System4—
2023 Dodge ChallengerEngine3—
2020 Dodge DurangoEngine3—
2016 Dodge DartElectrical System3—
2025 Dodge DurangoEngine1—
2024 Dodge DurangoEngine1—
2023 Dodge DurangoEngine1—
2023 Dodge HornetEngine1—
2022 Dodge DurangoEngine1—
2021 Dodge ChallengerExterior Lighting1—
2021 Dodge ChargerFuel/Propulsion System1—
2019 Dodge DurangoEngine1—
2018 Dodge DurangoEngine1—

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.

Engine 12 Electrical System 5 Exterior Lighting 2 Power Train 1
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Dodge filings that name P0303

Source: NHTSA manufacturer communications

Bulletins and campaigns Dodge filed with NHTSA whose summary names P0303. Quote the document number at the service desk — it is a diagnosis the maker has already written down.

What P0303 means

Source: SAE J2012 / OBD-II

Cylinder 3 is misfiring.

A stored code names the test that failed, never the part that caused it. The record above is what Dodge and its owners have filed about it; the code’s page across every make has the whole file.

From here
Get a model's new bulletins by email See what owners reported Look up a bulletin by its number Watch a VIN for new recalls

Common questions

Source: NHTSA files and the OBD-II standard

Is P0303 a known problem on Dodge vehicles?

It is a documented one: NHTSA's files hold 22 manufacturer filings and 0 owner reports naming P0303 on 13 Dodge model years (2016–2025). 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 Dodge models does P0303 appear on most?

2021 Durango (4 documents), 2023 Challenger (3 documents), 2016 Dart (3 documents).

Does P0303 on a Dodge 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.

Where to go next

pages beside this code
Filed alongside P0301 Another code that appears in the same filings and owner reports as P0303.Filed alongside P0302 Another code that appears in the same filings and owner reports as P0303.Vehicle 2021 Dodge Durango The model year P0303 is filed against most often.The data Trouble codes by API GET /v1/dtc joins every code to bulletins and owner reports — free tier, no card.