1993 Lexus SC 400 crank nofuel nospaks

1993 LEXUS SC 400
132,196 MILES • V8 • 2WD • AUTOMATIC
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NINOS
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  • 1 POST
on the diagnostic plug a bridged b+ an fp. fuel pump
works but Idon't know hwo to test spark.
Thank u.
Sep 30, 2010 at 8:36 AM
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RASMATAZ
  • ✓ASE Certified Mechanic
  • 75,992 POSTS
  • ASE Certified Mechanic
Checking for spark:

Get a helper disconnect a sparkplug wire or 2 and ground it to the engine atleast 3/16 away from ground-have helper crank engine over-do you have a snapping blue spark?
Sep 30, 2010 at 10:05 AM
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