Question about 1997 Volkswagen Jetta
Get the spark plugs and fuel filter checked.If the plugs are fouled or fuel filter is got clogged, then such problem can occur.Other possibility is catalitic convertor is totally clogged. This can happen suddenly.Try cleaning this parts and check.If that makes any difference.----- If still the problem, then check the IAC valve and tps sensor.First clean both sensor and valve.Also get the throttle body checked.Both iac valve and tps sensor located on throttle body.You can use throttle cleaner to clean this part and check.If still the same problem, then yes it can be the vacuum line issue.The vacuum hose in engine compartment is loose or vacuum line is leaking.And causing this problem---------- Getting this possibilities checked will help to confirm the problem.Thanks.Helpmech,'
Posted on Mar 25, 2011
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Posted on Jan 02, 2017
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