XJ computer flash

GotWood

Sayer of Fact
Joined
Jan 12, 2007
Location
Maiden, NC
Are there any updates to the ECM that will help the performance of a stock XJ?
 
Year? Sct for newer stuff. Stock, you won't gain much unless you want to run high octane fuel so you can bump the timing up from the conservative no knock sensor base calibration.

91-95 I'm working on.
 
Year? Sct for newer stuff. Stock, you won't gain much unless you want to run high octane fuel so you can bump the timing up from the conservative no knock sensor base calibration.

91-95 I'm working on.
97.
 
Year? Sct for newer stuff. Stock, you won't gain much unless you want to run high octane fuel so you can bump the timing up from the conservative no knock sensor base calibration.

91-95 I'm working on.
What are you working on? I have a 94 inquiring minds want to know.......
 
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