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HEADLIGHT TSB Revision CHASSIS ELECTRICAL 54A-133 Inspection Procedure 2: All the headlights (high-beam) do not illuminate. CAUTION Whenever the ECU is replaced, ensure that the power supply circuit, the ground circuit and the com- . TECHNICAL DESCRIPTION (COMMENT) If both headlights (high-beam) do not illuminate nor- . TROUBLESHOOTING HINTS • Malfunction of column switch • Malfunction of headlight relay (HIGH) • Malfunction of the ETACS-ECU • Damaged harness wires and connectors Headlight Relay (High-Beam) Circuit ETACS-ECU FUSIBLE 36 HEADLIGHT RELAY BOX AC709111 Connector: A-21X AD AC708972AP Connector: C-312 ETACS-ECU |