I step on the gasoline but there is no acceleration increment (as before) and no power (even with a V6!). The automotive SOUNDS like it ';has'; Energy but when on the road it just doesnt present! I hosed them with water when trying to scrub my engine. Can they go Unhealthy that manner? And coub.com yet one more query, HOW DO I Check a spark plug? The issue is, I Should not have a 10K Volt generator to see the arc in the spark plug! 1993 Nissan Quest GXE 3.0L DISTRIBUTOR? SOLENOIDE? WHAAATTT??? Assist Assist Help! Appears like cam timing (as opposed to ignition timing) jumped.