euroboy30

ive the same problem had car about 6 weeks rx300 mk1 87,000 miles vsc and engine light came on other day taken to local garage they found no fault code logged so reset the system lasted 5 days and came back on fuel consumption has gone down to 18mpg i was getting about 21 to 23 mpg is this an oxygen sensor problem and which one would it be many thanks for any information you can share with me cheers andy