Last Modified: 7-3-2017 6.8:8.0.40 Doc ID: RM000001BTS005X
Model Year Start: 2007 Model: LX470 Prod Date Range: [08/2006 -           ]
Title: CELLULAR COMMUNICATION: LEXUS LINK SYSTEM: PRECAUTION; 2007 MY LX470 [08/2006 -        ]

PRECAUTION

NOTICE:

When disconnecting the cable from the negative (-) battery terminal, initialize the following systems after the cable is reconnected.

System

See procedure

Variable Gear Ratio Steering System

2007 MY LX470 [08/2006 -        ]; INTRODUCTION: REPAIR INSTRUCTION: INITIALIZATION

Meter / Gauge System

1. INSPECTION PRECAUTION FOR LEXUS LINK SYSTEM

(a) 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.

(b) When the mayday battery runs low, the mayday ECU assembly sets DTC 6-1. Perform troubleshooting according to the malfunction indicated by 6-1.

2. WHEN REPLACING MAYDAY ECU ASSEMBLY

(a) If replacement of the ECU is necessary, replace the mayday battery (backup battery) together with the ECU. After the replacement, register the ECU.