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steven78Aug 7, 2025
What to do if the ignition system fails in my Yamaha UMX Utility Vehicle?
- MMatthew ReyesAug 7, 2025
If the ignition system in your Yamaha Utility Vehicle isn't working (no spark or intermittent spark), here are some things you can try: * Replace the fuse(s). * Clean the battery terminals. * Recharge or replace the battery. * Re-gap or replace the spark plug. * Replace the spark plug cap. * Replace the ignition coil. * Replace the crankshaft position sensor. * Replace the accelerator switch. * Replace the main switch. * Properly connect or replace the wire harness. * Replace the ECU.






