How to carry out replacement: Spark Plug 1.5 Hybrid (NHW10) TOYOTA PRIUS Saloon (_W1_)
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Change TOYOTA PRIUS Saloon (_W1_) 1.5 Hybrid (NHW10) Spark Plug yourself – manuals and video tutorials

How to change spark plugs on TOYOTA PRIUS Saloon (_W1_) – replacement guide

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When to replace the Spark Plug on your TOYOTA PRIUS
Recommended replacement interval for the part category Spark plug : 18 month / 30000 km
Important!
This replacement procedure can be used for:
TOYOTA PRIUS Saloon (_W1_) 1.5 Hybrid (NHW10) … 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 PRIUS Saloon (_W1_) and other TOYOTA models
How to change Spark plug on TOYOTA PRIUS Saloon (_W1_) 1.5 Hybrid (NHW10) – step-by-step instructions for straightforward car repair Spark plug
How to change Spark plug on Prius I (XW10) – tips for proper car maintenance
Spark plug for Prius I (XW10) Petrol/Electro (58 hp)
Tools
Replacement: spark plugs – TOYOTA PRIUS Saloon (_W1_). List of the tools you'll need:
WD-40 spray
High-temperature anti-seize lubricant
Drive socket # 10
Drive socket # 14
Spark plug socket # 16
Ratchet wrench
Torque wrench
Clip removal tool
Fender cover
Buy tools
Replacement: spark plugs – TOYOTA PRIUS Saloon (_W1_). Tip from AUTODOC experts:
  • The replacement procedure is the same for all spark plugs.
  • All work should be done with the engine stopped.
Replacement: spark plugs – TOYOTA PRIUS Saloon (_W1_). 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
    How to change Spark Plug on TOYOTA PRIUS Saloon (_W1_) 1997 - free PDF and video manuals
    Unscrew the fasteners of the windscreen wiper arms. Use a drive socket #14. Use a ratchet wrench.
  2. Step 4
    How to replace TOYOTA PRIUS Saloon (_W1_) 1.5 Hybrid (NHW10) 1998 Spark Plug - step-by-step manuals and video guides
    Remove the wiper arms.
  3. Step 5
    TOYOTA PRIUS Saloon (_W1_) 1.5 Hybrid (NHW10) 1999 Spark Plug replacement: free workshop manuals
    Remove the wiper arm covers. Use a clip removal tool.
  4. Step 6
    Changing Spark Plug on TOYOTA PRIUS Saloon (_W1_) 1.5 Hybrid (NHW10) 2000 by yourself
    Treat the fasteners of the windscreen wiper linkage. Use WD-40 spray.
  5. Step 7
    How to remove TOYOTA PRIUS 1.5 Hybrid (NHW10) 1997 Spark Plug - online easy-to-follow instructions
    Detach the windscreen wiper connector.
  6. Step 8
    How to replace Spark Plug on TOYOTA PRIUS Saloon (_W1_) 1998: download PDF manuals and video instructions
    Unscrew the fasteners of the windscreen wiper linkage panel. Use a drive socket #10. Use a ratchet wrench.
  7. Step 9
    How hard is it to do yourself: Spark Plug replacement on TOYOTA PRIUS Saloon (_W1_) 1.5 Hybrid (NHW10) 1999 - download illustrated guide
    Unscrew the fasteners of the fuse box. Use a drive socket #10. Use a ratchet wrench.
  8. Step 10
    Need to know how to renew Spark Plug on TOYOTA PRIUS 2000? This free workshop manual will help you to do it yourself
    Remove the panel assembled with the windscreen wiper linkage.
  9. Step 11
    Changing of Spark Plug on TOYOTA PRIUS Saloon (_W1_) 1997 won't be an issue if you follow this illustrated step-by-step guide
    Clean the ignition coils.
  10. Step 12
    TOYOTA PRIUS 1.5 Hybrid (NHW10) Spark Plug replacement: online guides and video tutorials
    Unscrew the fasteners of the ignition coils. Use a drive socket #10. Use a ratchet wrench.
  11. Step 13
    Replacing Spark Plug on TOYOTA PRIUS Saloon (_W1_) 1999 1.5 Hybrid (NHW10) by yourself
    Take out the ignition coils from the spark plug wells.
    Replacement: spark plugs – TOYOTA PRIUS Saloon (_W1_). AUTODOC recommends:
    Remember the sequence of steps for ignition coil demounting.
  12. Step 14
    PRIUS Saloon (_W1_) 1.5 Hybrid (NHW10) 2000 Spark Plug DIY replacement workshop manual
    Clean dirt, dust and debris from inside the spark plug wells.
  13. Step 15
    How to change Spark Plug on TOYOTA PRIUS Saloon (_W1_) 1997 - tips and tricks
    Unscrew the spark plugs. Use the spark plug socket #16. Use a ratchet wrench.
  14. Step 16
    Step-by-step recommendations for DIY replacement TOYOTA PRIUS Saloon (_W1_) 1998 1.5 Hybrid (NHW10) Spark Plug
    Take out the spark plugs.
  15. Step 17
    DIY replacement of Spark Plug on TOYOTA PRIUS Saloon (_W1_) 1.5 Hybrid (NHW10) 1999 is not an issue anymore with our step-by-step tutorial
    Apply a thin layer of a special high temperature anti-seize lubricant to the threads of the new spark plugs.
  16. Step 18
    How to change Spark Plug on TOYOTA PRIUS Saloon (_W1_) 1997 - free PDF and video manuals
    Install the new spark plugs into their mounting seats. Use the spark plug socket #16.
  17. Step 19
    How to replace TOYOTA PRIUS Saloon (_W1_) 1.5 Hybrid (NHW10) 1998 Spark Plug - step-by-step manuals and video guides
    Screw new spark plugs and tighten them. Use the spark plug socket #16. Use a torque wrench. Tighten it to 18 nm torque.
    Replacement: spark plugs – TOYOTA PRIUS Saloon (_W1_). Professionals recommend:
    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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