Yes, the hazard switch and relay should affect both sides. I'd go for the dash bulb first and then possibly switch contacts (if you're sure indicators are wired and earthed properly)
"Y mae dafad ddu ym mhob praidd"
1972 4/4, 1981 MGBGT, 1984 FLHT1340, 1980 XLH1000, 1990 ZX10
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