Questions & Answers for: jeep wrangler idle cold

...jeep wrangler oil pressure drops to 0 and check engine light comes on when engine is at idle i can rev engine and ligt goes off and pressure goes up check the engine oil level... you could possibly ...

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Question about 1999 Wrangler

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...Jeep wrangler 4.0 engine races When I start the engine (cold), the engine races so fast I have to shut it off. It does not idle at all. Check the thottle linkage make sure its not stuck open. And ...

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...have started to notice it happening while driving! When stopped, it jumps like it wants to take off, has anyone heard of this problem. I have a 2002 jeep wrangler automatic Thanks for any advice! ...

...Jeep 2002 TJ it idels high about 2000 rpm then drops to normal when hot cold warm when ever please help the iac probably has carbon built up around it this controls the idle speed try cleaning it ...

...jeep wrangler 4.0 idles fine but when traveling cuts in and out and backfires when accelerator is pushed, i do have a cold air intake and jet performance module just recently added 1994 Wrangler with ...

...wrangler with a 4cyl was dying at idle found the vac line to the map sensor had a crack replaced it and reset the computer. Still dies at idle and now cuts out at higher rpm. Have to fan clutch th ...

jeep is idleing high when im not touching the gas It doesnt have a certain time when it does it. When the engine is hot or cold it will still idle around 2000 rpms Could be as simple as lubrication of

Question about 1989 Wrangler

1 Answer

...jeep is at operating temp..never happens cold (2009 wrangler X, 60k). Sounds like a thin metallic scraping. Doesn't happen when coasting or idling??? Checked the heat shields and can't find anything ...

...wrangler 4 cyl 5 speed rough idle engine idles rough and loads up 225000 miles same catalytic converter rough idle is from faulty injectors or maf/vaf sensors or vacuum leaks run the fault codes to ...

Jeep wrangler idle when engine is cold? I have to keep revving engine until engine begins to warm up otherwise it stops running. Might be the coolant temperature sensor not sending it in to phase lock

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