1992 Other Nissan Models Engine Misfiring

1992 NISSAN
110,000 MILES • 6 CYL • 4WD • AUTOMATIC
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LAMBIE
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  • 1 POST
My 1992 Nissan Patrol TB42S 6 cylinder gasolene carby engine is missing at idle and is also missing when I try to accelerate. I have replaced the sparkplugs, leads, distributor cap and changed the points system to pertronix ignitor.
My compression is good and I have a new coil on order. Timing has been checked okay
I will check it at night to see if I have any sparking under the hood around engine
May 6, 2008 at 9:51 PM
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RASMATAZ
  • ✓ASE Certified Mechanic
  • 75,992 POSTS
  • ASE Certified Mechanic
Check the fuel pressure before and after the fuel filter could also be a problem with idle/ transfer circuit in the carby-to include the accelerator pump circuit.

Also check the PCV and EGR valves if it has-
May 7, 2008 at 12:52 AM
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