there is no adjustment as it is a efi computer (says so under my bonnet of 95)
my 96 * been adjusted. But your timing at the ditributer may be out but reconnecting the battery may have readjusted the set-up/
how's it now? u may have an air leak in the rubber breather hose set-up near engine.
* My 96 Cordy has been adjusted to run on unleaded @ the dizzy and has so for the last 8 years and ca 120,ooo kms no probs no pings and still 6.5 L /100kms
now on 288,000 kms mtr untouched cept for clutch and a/c pump!
german - english translations esp vw documents!!
Dismantling 95 Seat Cord'a and 73 campers and 74 dc van !!! Some Mk1 and t2 ant3 gear in my stash,,,
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