× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
2000 Jeep TJ Sport 4.0L Misfire, Poor Fuel Economy, MIL Lamp on
Posted to Chrysler Driveability on 2/22/2011 6 Replies

This jeep shows all the signs of carbon on valves as per s ervice bulletin for multiple missfire. My question is when it missfires at cruising speed (which I cannot duplicate ) freeze frame shows 0 inches of vacuum on MAP reading and -90 degrees for intake air...

6 Replies Received (View Replies)

  Related Documents & Media  2000 Jeep TJ Sport

 
Message Closed w/FIX

car Vehicle Data

2000 Jeep TJ Sport

VIN [No VIN Available]
Engine4.0 L / 6 cyl / GAS
Trans5-speed Standard
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMisfire, Poor Fuel Economy, MIL Lamp On
OccursCruise, Intermittently
Message Closed w/FIX

car Vehicle Data

2000 Jeep TJ Sport

VIN [No VIN Available]
Engine4.0 L / 6 cyl / GAS
Trans5-speed Standard
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMisfire, Poor Fuel Economy, MIL Lamp On
OccursCruise, Intermittently