Darwin Timby

On a hot restart it turns on the ck eng light and misses real bad. code is pd101 . Iv replaced the plugs and the injecters. any help would be Great! Oh by the way its a 2001 4.0 with automatic, runs good when the weather is cool.

ETexas XJ

There is no pd101 code.
If you are referring to P-0101 then that is a mass air flow sensor code and does not apply to an 01 4.0 XJ.