Bengaluru, July 4 -- Karnataka Congress President BK Hariprasad on Saturday termed the Centre's 20 per cent ethanol-blended petrol (E20) programme a "scam", alleging that it has led to widespread vehicle breakdowns, lower fuel efficiency and higher maintenance costs while failing to reduce retail fuel prices.

In a strongly worded post on X, Hariprasad claimed that widespread reports of vehicle breakdowns and a sharp decline in mileage following the introduction of E20 petrol were leaving countless vehicle owners frustrated and burdened with higher maintenance expenses.

He alleged that instead of reducing fuel prices, the Narendra Modi-led government had increased ethanol blending and passed the costs on to ordinary citizens.

"If people a...