FORD Explorer Camshaft position sensor replacement
Engine, Fuel & Emissions system·2003–2005 · FORD repair guide
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Camshaft position sensor replacement
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FORD Explorer — What to know
The Explorer is Ford's mid-size SUV with a broad service network. The 3.5 EcoBoost V6 (2011–2019) is the most popular engine and is generally reliable. Known issues include cabin exhaust fume intrusion on 2011–2017 models and carbon buildup on EcoBoost direct injection engines.
What is this repair?
Plain-English overview
Camshaft and crankshaft position sensors tell the ECU the exact rotational position of the engine's key components, allowing precise ignition and fuel injection timing. A faulty sensor causes hard starting, misfires or a no-start condition.
Warning signs
How to tell your FORD Explorer needs this repair
- Check engine light with codes P0335–P0339 (crank) or P0340–P0349 (cam)
- Engine cranks but won't start, or starts intermittently
- Engine stalling without warning, particularly when hot
- Rough running or misfires at specific engine speeds
- Loss of tachometer reading on the dashboard
Common causes
Why FORD Explorer vehicles need this repair
- 1.Normal component wear over high mileage
- 2.Oil maintenance quality and adherence to change intervals
- 3.Operating temperature and thermal cycling over time
- 4.Age degrading seals, gaskets and rubber components
What affects the price
Why your quote may differ
- Crankshaft sensor vs camshaft sensor (crank sensor failure is usually more critical)
- Accessibility of the sensor in the engine bay
- Whether a reluctor ring or tone wheel is also damaged
At a glance
Key facts about this repair
Labour time
0.5–2 hours
at a typical garage
DIY difficulty
Moderate
Typical parts included
What gets replaced
Risks of ignoring this
What happens if you delay
- A minor issue becoming a significantly more expensive repair if ignored
- Secondary damage spreading to related components
- Possible roadside breakdown or sudden failure
- Failed roadworthiness inspection or MOT
Full repair guide
Everything you'd want to ask a trusted mechanic
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Other engine, fuel & emissions system repairs on the FORD Explorer
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Get the exact price for your FORD Explorer
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Estimates in seconds · Always confirm with a qualified mechanic
Example estimate
Camshaft position sensor replacement
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