Replacement Guide / Ford / Explorer / 2002 / Engine Is Misfiring

2002 Ford Explorer

Engine Is Misfiring

Components worth investigating when a Ford Explorer is misfiring, with owner-report evidence for the 2002 model year.

For the 2002 Ford Explorer

Engine Is Misfiring

Reported symptom

1 owner report for this model year describes the engine misfiring or running unevenly.

Misfire, shake, or uneven running can involve an ignition coil and sometimes related engine parts. A coil replacement without misfire language is not this job.

What should I investigate?

Components related to this situation, ranked by validated relationship, then by vehicle-specific owner-report evidence. This is not a diagnosis.

PRIMARY · Reported for this vehicle

Ignition Coil

1 owner report involving the ignition coil for this model year.

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Parts available

RELATED · Reported for this vehicle

Timing Chain

14 owner reports involving the timing chain for this model year.

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RELATED · Reported for this vehicle

Catalytic converter

7 owner reports involving the catalytic converter for this model year.

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RELATED · Reported for this vehicle

Oxygen Sensor

4 owner reports involving the oxygen sensor for this model year.

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Parts available

RELATED · Reported for this vehicle

Throttle Body

1 owner report involving the throttle body for this model year.

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Questions that narrow it down

General checks. Answering them does not confirm the failed part on this vehicle.

Worth checking first

  • A flashing check-engine light with a shake is a different path than a steady light with no drivability complaint.
  • Do not treat a stall-while-driving report as a misfire unless the owner described misfire or uneven running.

Safety

When not to keep driving

  • If the engine is shaking hard, a warning light is flashing, or you smell raw fuel, stop when it is safe. Continued misfire can damage the catalytic converter.

About the data

Counts come from replacement.guide aggregates for this model year. Component evidence comes from structured complaint categories and reviewed component mentions in complaint summaries. Owner-situation evidence comes from reviewed symptom language in complaint summaries. Reports are signals, not diagnoses.

How to read this page

PRIMARY components are the validated first-line associations for this job. RELATED components can be involved but are ranked after PRIMARY even when they have more reports. A report involving a component does not prove that component caused the problem.

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