SHAH ALAM, Oct. 17 -- Selangor is investigating seven petrol stations after motorists complained that RON95 petrol suspected of being contaminated with water had damaged their vehicle engines, following similar allegations in northern states earlier this month.

Selangor Domestic Trade and Cost of Living Ministry director Muhamad Hanif Asa'ari said the ministry had received 10 official complaints involving the seven premises and collected 27 petrol samples for laboratory analysis.

"Investigations found that consumer complaints involved various symptoms of engine damage, such as abnormal engine noises, jerking, loss of power, engines failing to start and cases of burnt engine valves," he was quoted by news outlet Harian Metro as saying to...