Question about 1991 Lexus LS 400
The sparkplugs are located inside the top of cylinder heads.if you follow the sparkplug wires to head you will see plugs. you will need to remove the top plastic engine covers to see them. good day
Posted on Feb 17, 2012
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Posted on Jan 02, 2017
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The spark plugs in the v6 can become an involved job as the upper intake manifold. The LS uses a Coil on Plug (COP) ignition system, meaning that the spark plugs are located under the ignition coil
Apr 04, 2014 | 2002 Lincoln LS
Locate the spark plug wires in the Cherokee cylinder head. In the 4.0 liter engine, the spark plugs are below the coil rail assembly. On the 4.7 liter engine, the spark plugs are located under each corresponding engine coil.
Read more: How to Replace Spark Plugs in a Jeep Grand Cherokee ' eHow.com http://www.ehow.com/how_4484626_replace-spark-plugs-jeep-grand.html#ixzz27zi6736d
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