How JustAnswer Works:
  • Ask an Expert
    Experts are full of valuable knowledge and are ready to help with any question. Credentials confirmed by a Fortune 500 verification firm.
  • Get a Professional Answer
    Via email, text message, or notification as you wait on our site. Ask follow up questions if you need to.
  • 100% Satisfaction Guarantee
    Rate the answer you receive.
Ask Matt Your Own Question
Matt, Mechanical Engineer
Category: Car
Satisfied Customers: 22750
Experience:  BEng hons Mech engineering, in auto industry 22 years
Type Your Car Question Here...
Matt is online now

I put 1.8 litre of petrol in my diesel VW by mistake then toped

This answer was rated:

i put 1.8 litre of petrol in my diesel VW by mistake then toped up with 55 litres, do you think it will be ok ? what do you think

you can get away with 15% petrol in diesel with no ill effects

so by diluting the petrol with plenty of diesel as you have done is the right thing to do as the maximum amount of petrol this size of fuel tank could cope with is 8.5 ltrs

i would reccommend adding some deisel treatment though to provide some lubrcation for the pump and injector seals
something like this :
Matt and other Car Specialists are ready to help you
Customer: replied 2 years ago.

is there a brand i can buy


the link I provided should steer you to opie oils who sell the millers oils diesel treatment

you can also buy it in halfords