Originally Posted by Nick_RSIFEZ
that's what i thought, only once i was being towed down the road and the engine wasn't running, i turned the hazards on they were working normally and brightly and the wipers were fine as it was raining!! so there was still charge in the battery.
ecu requires at least 9v otherwise the ecu wont work and the ignition system needs a fair whack of current as well, the hazards and wipers will still work(albiet a bit slower or dimmer) after the engine has died
id say its your alternator or wiring associated with it