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    Protocol for Jeep liberty ‘04 3.7l for OBDII reader

    Hi all. I got a OBDII mobile scanner to check engine diagnostic and also just track fuel consumption and stuff. Using the Car Scanner app. But it won’t connect to my cars ECU. Does anyone know why? Do you know what protocol is used or supported in the Liberty ‘04, does it support ISO 14230-4 KWP
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    Optimum RPM in top gear

    Hi guys. Anyone have an idea of what would be the optimum rpm to drive my Jeep liberty ‘04 in top gear on the highway for best fuel consumption. I’ve heard stuff about running it at the rpm where you get the full/top torque of the car. So look at the torque curve, and where it peaks, run the...
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    Stock stereo not working

    Hi guys. So my stock stereo in my 04 liberty Renegade isn’t working. It just won’t turn on or do anything. If I press the clock button, it displays the time for a few seconds as normal. So that means power must be getting to the stereo? But that’s the only button that works. Have checked fuses...
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    Fuel consumption

    Hi guys. I have a Jeep liberty renegade 2004, and the fuel consumption has been pretty bad. So I was wanting to do some upgrades to help with the consumption. Does anyone have any knowledge on wether doing an upgrade - a cold air intake and a free flow exhaust - will improve the fuel...
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    Viscous fan clutch

    Hi guys. Just a quick question on the fan clutch. I have a 2004 kj 3.7 petrol. Mine packed up a while ago so I replaced it with a new one, and now that’s also packed up, after only a month or so. Could there be something wrong with the car causing the clutch to pack up? Or was it just a faulty...
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    Boiling in coolant tank

    Hi guys. Just wanted to check. After driving my 2004 renegade for a fair distance with AC on, once I stop of turn off the car it sounds like it’s boiling… when I lifted the hood I saw bubbles being forced back into the coolant tank. But the car is not over heating and temp gauge is working fine...
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