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ignition coil

  1. Another fouled ignition coil #4 (cylinder #5, front-center)

    1G Problems & Issues
    This last week at 121,000 miles, I decided to finally replace my spark plugs for the first time. When I did, I found my ignition coil #4 on cylinder #5 (front-center) dirty and fouled up with brown reddish exhaust residue. Ignition coil #2 on cylinder #4 (front-left) also had a little bit of...
  2. 06 Misfires cylinder 6 & VTM-4 light is on

    First Generation Ridgeline (1G 2006-2014)
    I recently brought my car in to read the codes for the check engine light, Reading P0306 ( Cylinder 6 misfire detected), & P2247 (A/F Snensor Vcent circuit high voltage). I noticed my VTM-4 light came on the same time my check engine light came on, what could be causing my VTM-4 light to come...
  3. Burnt ignition coil

    1G Problems & Issues
    Recently my 06 RL with 110k miles started shuddering while driving and cel/vtm4 lights came on. Tried getting to auto part store but truck completely died and wouldn't restart (won't even crank). Seems the #5 ignition coil was corroded and surmise that an arcing wire caused the bottom of coil to...
  4. Oil In Coil Plug

    1G Problems & Issues
    I'm new to the ROC and new to doing my own RL (or any other vehicle) maintenance. The ROC has been a great reference to get me started so I thought I'd ask for some help. I just changed my plugs (105,000 miles) for the first time. When removing the coil plugs I found one had a moderate amount of...
  5. Ignition Coil + Spark Plug Exploded, Threads damaged...What do I do now?

    1G Problems & Issues
    Quick summary before my novel for those that have limited time. I drive a 2006 Honda Ridgeline RTL with approximately 175,000 miles on it. A spark plug apparently exploded causing engine trouble. One of my ignition coils was stuck; we dug it out and vacuumed the debris out. Remains of the...
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