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    Jeep Cherokee 1997 Erratic idle and jumpy accelaration

    Ok -got the bit on the 21 reading for o2 sensor. what does the 24 code mean as well? The engine got diagnosed yesterday and the mechanic cleared the 21 code. The other code is relating to "Throttl Position Sensor". He took this off and gave it a clean but it made no difference -any ideas on...
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    Jeep Cherokee 1997 Erratic idle and jumpy accelaration

    Hello all-new engine fitted and "CHECK ENGINE" light is on. I did the three times ignition turn and get engine fault codes 21 and 24. Anyone any idea what these relate to? Many thanks, David
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    Jeep Cherokee 1997 Erratic idle and jumpy accelaration

    No there was not an orange filter on it -is that signifcant? Engine now in but waiting for new starter motor to see/hear what it is like.......more soon. David
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    Jeep Cherokee 1997 Erratic idle and jumpy accelaration

    Hello All, thanks for the updates and the news is that the old engine blew up last week. Internal strife, big bangs etc and I have bought a replacement engine. It shoud be going in this week and I will keep you informed of progress-many thanks! David
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    Jeep Cherokee 1997 Erratic idle and jumpy accelaration

    Hello, We had replaced the plugs, wires and distributor cap but not the shaft, which has some play in it. Could this be suspect? The car will sit ticking over happily and then, maybe after 10/15 minutes the idle dips but does not stall out. The car will sit and run rough for 2 or 3...
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    Jeep Cherokee 1997 Erratic idle and jumpy accelaration

    Hello Mikey, many thanks for taking an interest and I like the prunes... you are speaking to an absolute numpty when it comes to mechanics and their abbreviations -no idea what a DTC is...but taking a guess you mean codes? none are showing and the local mechanic tried it on several units to...
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    Jeep Cherokee 1997 Erratic idle and jumpy accelaration

    Hello all, Just joined the forum and I hop you can help. I bought a 97 Jeep Cherokee 2.5l petrol. The jeep has always been rough on idle and very reluctant to pull away cleanly, with some backfiring. Usually I need to depress the clutch pedal and rev like mad to get through this. Once into 3rd...
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