Yet another way of checking if a Mazda RX-7 FD has electrical problems is by revving up the engine and examining if the headlights will dim after some time. Also, take a look at the door locks, window switches, and distant locking, which was optional in afterwards versions. Even so, https://jdmmazdarx-7fd13b-rewengi41741.bloguetechno.com/how-much-you-need-to-expect-you-ll-pay-for-a-good-jdm-mazda-rx-7-fd-13b-rew-engine-for-sale-73731478