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Severity: ModerateFord

P0302 on Ford Vehicles: Cylinder 2 Misfire Detected

Cylinder 2 keeps misfiring. On inline engines it's a middle cylinder, so rule out coolant getting in. P0302 →

191Complaints mentioning the code
#1Rank among 15 brands
7.4%Share of Ford DTC complaints

In NHTSA owner complaints we analyzed for Ford, P0302 was mentioned 191 times.

Most mentioned models

Ford Escape84
Ford Edge62
Ford Fusion Energi13
Ford Fusion11
Ford Fusion Hev11
Ford Ranger3

Model years mentioned

Model years mentioned – Ford P03022061071112131146152116831753182119
2006: 2 · 2007: 1 · 2011: 1 · 2013: 2 · 2014: 1 · 2015: 6 · 2016: 21 · 2017: 83 · 2018: 53 · 2019: 21

Components named in these complaints

  • Engine (174)
  • Engine And Engine Cooling (25)
  • Power Train (19)
  • Fuel/propulsion System (10)
  • Unknown Or Other (6)

Reports with a crash: 0 · fire: 1 · injuries: 0

Often appears together with

Possible causes

  1. Failing ignition coil or cracked boot on cylinder 2, or a shared 2/3 coil on wasted-spark systems28%
  2. Worn, cracked or fouled cylinder 2 spark plug26%
  3. Clogged or leaking cylinder 2 fuel injector14%
  4. Coolant seeping into cylinder 2 through a leaking head gasket or cracked head, especially if P0303 is also set12%

P0302: Diagnosis step by step →

Related codes

Source: NHTSA Complaints API (US government open data), analyzed by DTC mention.