TJ starts put stutters & backfires when throttle pressed...help!
my 97 4.0l inj wrangler has developed a fault .... it starts but as soon as i press the throttle it stutters and backfires. plugs changed, ignition leads and distributer cap changed no change the car has been converted to dual fuel .....lpg/petrol it was working fine on lpg.......but then developed this fault at start up now its on both....... could it be a sensor in the carb??...if so which one? can you clean these.or is it a replacment? could it be the sensor was on it way out .....when on lpg it worked (as lpg is thinner then petrol) but now its knackered? |
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