LEXUS Link System: Precaution

WARNING: This page is about a different car, the 2007 Lexus GX 470. However, it is still accessible from the selected car via links, so may be relevant.

INSPECTION PRECAUTION FOR LEXUS LINK SYSTEM
1. The GPS antenna assembly for the LEXUS Link system is installed under the instrument panel. Metal objects on the instrument panel may affect the reception of the GPS antenna assembly.
2. When the mayday battery runs low, the mayday ECU assembly sets DTC 6-1. Perform troubleshooting according to the malfunction indicated by DTC 6-1: Backup Battery Depleted .
WHEN REPLACING MAYDAY ECU ASSEMBLY
1. If replacement of the ECU is necessary, replace the mayday battery (backup battery) together with the ECU. After the replacement, register the ECU (See REGISTRATION ).