Certainly agree, first items to start with ensure your alternator is in fact charging the battery and also you're having about 14V (use a multimeter). Also make sure you're connections and grounds are all earning very good contact. The charging program doesnt seem to be wired to your ECU, so https://4age20vforsale13221.thenerdsblog.com/38225511/not-known-details-about-4age-20v-itb