Isuzu Trooper Owners Club UK™

[kellytreats]

hi all i have 3.2 v6 lpg has been excellant but all of sudden starting prob and rough idle when start thr car on petrol the revs race away past cut in for lpg (2000revs) and check engine light comes on ???? before the revs tick over nicely at 1200 and slowly reduce to1000 when apply revs 2000and above gas kicks in and setles at around900 -1100 been great i have had a few backfires recently but still been ok i replaced the lamba sensor last year am i on right lines at thinking it could be idle valve sensor or something along those lines egr throttle etc any help wouuld be appreciated as miss driving old beast regards john

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