Test No. 1

Remove left instrument panel side cover. Check Green/Orange and Gray/Red wires between Data Link Connector (DLC) and ETACS-ECU. DLC is located under left of dash, below steering column. ETACS-ECU is located behind left side of dash on left side of junction block. See WIRING DIAGRAMS  . Repair Green/Orange and Gray/Red wires as necessary. Retest system. If wiring is okay, replace ETACS-ECU. Retest system.