no start 4.0l auto

  1. StanleyFallsNoah

    2005 TJ 4.0 auto hit bump and now will not start

    Yesterday while driving home from work, I was getting on the interstate and hit what felt like a bump. Immediately all lights lit up on my dash and I lost all engine power. When coming to a stop I shifted into park and tried to restart the engine... nothing. Shifted in neutral tried to start...
  2. DougSkinner

    Maddening electrical problem (stalls and no-start)

    I’m having a frustrating problem that I THINK is likely electrical. This is a very consistent (intermittent) problem. (Stick with me) 1999 TJ 4.0 Auto Cold - ALWAYS starts, no problem. Once at normal operating temp, and running, it will run all day with NO problem at all. In between, I...
  3. ADsLJ

    No communication with PCM

    My jeep died while driving down the road and will not start back up. The security key light is on and everything else on the jeep seems to be working right but when I try to get a code it will not communicate with the PCM. I have read that some sensors can go bad and cause this problem and was...
  4. ADsLJ

    TJ died while driving and now it won't start

    So yesterday 4/3/2020 I was driving my jeep and it died while going down the road. I made it to the side and tried to start it back up and nothing happened no clicking or any attempt at all to turn over. Everything seems to be working fine other than my gauges and not being able to start. I am...
  5. Shropshirewrangler

    Have I got Immobiliser problems developing? Help please

    Jeep Sahara 2001 4.0 Automatic RHD export model 75000 miles. Yesterday I drove about 40 miles, parked for 5 mins. went to start the Jeep (usually I turn the ignition on, wait for the immob. light to go out then start, this time I went from ign. off to start with no pause) and got the sound of a...