My Jeep will not start ned help I put new on it.

Tiny
PATSMITH1
  • MEMBER
  • 1989 JEEP WANGLER YJ
  • 170,000 MILES
My jeep will not start ned help I put new on it rotor cap plugs @wires oxygen sensor air filter int geting gas and fire but just cranks help
Saturday, December 1st, 2012 AT 4:05 AM

1 Reply

Tiny
CJ MEDEVAC
  • MECHANIC
  • 11,005 POSTS
WE NEED COMPRESSION----FUEL AND SPARK TO MAKE THIS THING BUST OFF

WE'RE GONNA ASSUME THAT COMPRESSION IS FINE

FUEL OR SPARK IS MOST LIKELY MISSING

THE EZist THING TO TRY 1ST IS A 2 SECOND SQUIRT OF STARTER FLUID OR A SPOONFUL (OR 2) OF GAS DOWN THE CARBURETOR

TRY ITDOES IT FIRE UP----TRY TO---SPIT AND SPUTTER?

OR IS IT JUST "DRY" OVER AND OVERS AND OVERS?

OK ----IF IT WAS THE DRY OVER AND OVERS----FUEL MAY NOT BE THE PROBLEM

LET'S TRY THIS

PULL #1 WIRE OFF OFF THE PLUG

INSERT A NAIL/ PAPERCLIP/ ETC IN THE BOOT SO THAT IT IS IN BETWEEN THE METAL RING AND RUBBER----IT IS "STICKING OUT" OF THE BOOT NOW, STILL TOUCHING THE METAL RING INSIDE

HOLD WIRE SEVERAL INCHES BACK FROM THE BOOT. SO YOU DON'T GET SHOCKED

HOLD THE NAIL ABOUT 3/16 TO 1/4 OF AN INCH FROM ANY SHINY METAL PART OF THE ENGINE

LET'S STAY AWAY FROM THE FAN. AND BELTS!

HAVE YOUR PAL TURN THE ENGINE OVER

DO YOU GET A NICE "POPPING" SPARK JUMPING FROM THE NAIL TO THE ENGINE?

I "DO" CJs---YOURS MOST LIKELY AIN'T MUCH DIFFERENT----THE EARLY WRANGLERS ARE SIMILAR

WHAT ENGINE DO YOU HAVE.I HOPE A 258 (4.2L)

GIMME ANY MORE DETAIL YOU CAN---INCLUDING WHAT YOU HAVE MONKEYED WITH!

WHAT HAS BEEN MODIFIED OVER THE YEARS?

DO YOU HAVE A DIGITAL VOLTMETER? ABLE TO USE IT?

SEND BACK YOUR RESULTS THUS FAR----SO I CAN DETERMINE WHAT WE NEED TO LOOK FOR NEXTWITHOUT "THROWING PARTS " AT IT---IN AN ORDERLY FASHION----MAYBE SAVING TIME

THE MEDIC
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Saturday, December 1st, 2012 AT 4:42 AM

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