you have to buy new spark plugs then take the old ones out with a spark plug wrench and put new ones in that's it pretty simple i cant believe you didnt know that lol
how do you change the spark plugs on a 1991 q 45 infiniti
The first 3 spark plugs to the right are easy to change,the one on the left you have to loosen up the alternater to get to.
To change the spark plugs on a 1991 Toyota Camry, first, ensure the engine is cool and disconnect the battery. Remove the spark plug wires by carefully pulling them off the plugs, then use a socket wrench with a spark plug socket to unscrew and remove the old spark plugs. Check the gap on the new plugs and install them by hand to avoid cross-threading, then tighten them with the wrench. Finally, reconnect the spark plug wires and the battery.
You have to more specific, is it a turbo or non turbo motor?
There are four spark plugs on each side of your 1991 Chevrolet engine. The spark plugs will be near the bottom of the engine.
To change the spark plugs on a 1991 Toyota Previa, first, disconnect the negative battery terminal for safety. Remove the engine cover if applicable, then carefully detach the ignition wires from the spark plugs, noting their order. Use a spark plug socket and ratchet to remove the old plugs, and then install the new spark plugs, ensuring they are properly gapped. Reconnect the ignition wires and the battery terminal, and ensure everything is secure before starting the engine.
To change the Spark Plugs on a Previa (1991-1996) you have to remove the passenger front seat, lift the carpet and then you will find a cover on the floorplate that has to be removed. Once the floorplate cover is off you will see the engine. There is also a small cover over the spark plugs and wires that has to be removed. The 2.4 liter petrol engine uses small 16mm spark plugs and a small 16mm socket will be needed to replace the plugs.
In the engine... If it is a a straight six. They run in a row. follow the spark plugs wires to them.
have you tried to change the spark plugs? or the wires? it cost me only 16 usd to buy new spark plugs cables on the store, just take the Vin number of your car and they might help you find the right ones
You only set the timiming for engines with spark plugs, and diesels don't use spark plugs.
I never had to space them, refer the book by the spark-plugs.(I think it's 35 thousands.-----.0035") Actually, it's .035", and although I've been told that they come pre-gapped, it's always good to check them.
The 1991 Mercury Marquis spark plug gap is .034. Most spark plugs will be pre-gapped by the spark plug manufacturer.