Motorists in the nation’s capital and most populous state paid the most in 2019 to address problems indicated by vehicles’ check-engine light, according to a study by CarMD. Citing data gathered from nearly 16 million vehicles that needed repairs in 2019, the Irvine, Calif.-based automotive diagnostic info provider said today that California and the District of Columbia ranked highest and second-highest, respectively, for such repairs in 2019. Californians who needed repairs to address check-engine lights doled out $414.24 per repair, on average, to address such problems in 2019. The District of Columbia came in at $410.16. Georgia ranked third, at $409.92, while New Jersey ($403.43) and Virginia ($403.19) rounded out the top five.