I have a 2003 Jeep Wrangler that starts but will not keep running.

Asked by Mar 21, 2015 at 11:34 AM about the 2003 Jeep Wrangler X

Question type: Maintenance & Repair

I have a 2003 Jeep Wrangler that starts but will not keep running.  I have changed the air
valve on the throttle body as well as the throttle position sensor.  I checked the fuses.  I
made sure the battery terminals are tight.  Any ideas please.

2 Answers

45

I had a bad MAP sensor cause that on my Cherokee

95

If it starts but then dies when you release the key from the 'start' position, one of a dozen sensors is turning off the Auto Shutdown Relay. Plug a diagnostic computer into the computer bus under the left front speaker housing to see which one.

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