How to carry out replacement: Spark Plug 1.6 TDCi Ford Focus Mk3
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Change Ford Focus Mk3 1.6 TDCi Spark Plug yourself – manuals and video tutorials

How to change spark plugs on FORD FOCUS III – replacement guide

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When to replace the Spark Plug on your FORD FOCUS
Recommended replacement interval for the part category Spark plug : 3 year / 60000 km
Important!
This replacement procedure can be used for:
FORD FOCUS III 2.0 ST … View more

The steps may slightly vary depending on the car design.

This video shows the replacement procedure of a similar car part on another vehicle

All the parts you need to replace – Spark Plug for FOCUS III and other FORD models
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Tools
Replacement: spark plugs – FORD FOCUS III. Tools you might need:
High-temperature anti-seize lubricant
Drive socket # 10
Spark plug socket # 16
Ratchet wrench
Torque wrench
Round-nose pliers
Clic-R collar pliers
Microfibre towel
Fender cover
Buy tools
Replacement: spark plugs – FORD FOCUS III. Tip from AUTODOC:
  • The replacement procedure is the same for all spark plugs.
  • All work should be done with the engine stopped.
Replacement: spark plugs – FORD FOCUS III. Take the following steps:
  1. Step 1
    Open the bonnet.
    Step 2
    Use a fender protection cover to prevent damaging paintwork and plastic parts of the car.
    Step 3
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    Disconnect the air intake pipe from the air filter housing.
  2. Step 4
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    Detach the air intake hose clamp. Use clic-R collar pliers.
  3. Step 5
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    Remove the air intake pipe.
  4. Step 6
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    Unscrew the filter housing fastening bolts. Use a drive socket #10. Use a ratchet wrench.
  5. Step 7
    Detach the crankcase ventilation hose from the engine cover at the left.
    Step 8
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    Remove the air filter housing.
    Please note!
    The air filter housing is integrated into the engine cover.
  6. Step 9
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    Cover the air intake hose with a microfibre towel to prevent dust and dirt from getting into the system.
  7. Step 10
    How hard is it to do yourself: Spark Plug replacement on Ford Focus Mk3 1.6 TDCi ECOnetic 2016 - download illustrated guide
    Remove the spark plug wire connectors from the spark plug wells. Use round-nose pliers.
    Replacement: spark plugs – FORD FOCUS III. Professionals recommend:
    Be careful to avoid damaging spark plug wires.Remember the sequence of the spark plug wires connectors.
  8. Step 11
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    Clean dirt, dust and debris from inside the spark plug wells.
  9. Step 12
    Changing of Spark Plug on Ford Focus Mk3 2018 won't be an issue if you follow this illustrated step-by-step guide
    Unscrew the spark plugs. Use the spark plug socket #16. Use a ratchet wrench.
  10. Step 13
    FORD FOCUS 1.6 TDCi Spark Plug replacement: online guides and video tutorials
    Take out the spark plugs.
  11. Step 14
    Replacing Spark Plug on Ford Focus Mk3 2020 1.6 TDCi by yourself
    Apply a thin layer of a special high temperature anti-seize lubricant to the threads of the new spark plugs.
  12. Step 15
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    Install the new spark plugs into their mounting seats.
  13. Step 16
    How to change Spark Plug on FORD FOCUS III 2022 - tips and tricks
    Screw new spark plugs and tighten them. Use the spark plug socket #16. Use a torque wrench. Tighten it to 15 nm torque.
    Replacement: spark plugs – FORD FOCUS III. AUTODOC recommends:
    Don't tighten the plugs with excessive force. Exceeding tightening torque can damage the thread connection. Be careful when working with a spark plug wrench. Its skewing can cause damage to the threaded connection.
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