Lexus Worldzz: 2010 Lexus Truck RX 350 AWD V6-3.5L (2GR-FE) B CODE Page 244

NEXT -- Continue to next step.

2. CHECK DTC

(a) Clear the DTC See: Accessories and Optional Equipment/Navigation System/Testing and Inspection/Reading and Clearing

Diagnostic Trouble Codes/Navigation System (for HDD).

(b) Recheck for DTCs and check if the same DTC is output again.

OK:

No DTCs are output.

NG -- REPLACE HARD DISK DRIVE See: Accessories and Optional Equipment/Navigation System/Navigation Display/Service

and Repair/Removal and Replacement/Hard Disc Drive/Removal

OK -- USE SIMULATION METHOD TO CHECK See: Accessories and Optional Equipment/Antitheft and Alarm

Systems/Diagrams/Diagnostic Aids/How To Troubleshoot ECU Controlled Systems/How To Proceed With Troubleshooting

From 08/2009

NAVIGATION / MULTI INFO DISPLAY: NAVIGATION SYSTEM (for HDD): B15E7,B15E8: Hard disk Reading/Writing

Malfunction(Low Temperature)

B15E7 - Harddisk Reading/Writing Malfunction(Low Temperature)

B15E8 - Harddisk Reading/Writing Malfunction(High Temperature)

DESCRIPTION

These DTCs are stored when the temperature is higher or lower than the operation range of the hard disk drive built into the display and navigation

module display, and hard disk drive read/write errors occur more than a specified number of times.

HINT

The hard disk drive may not operate normally when the temperature is -20锟斤拷C (-4锟斤拷F) or lower, or 65锟斤拷C (149锟斤拷F) or higher.

INSPECTION PROCEDURE

PROCEDURE

1. CHECK CABIN

Move the vehicle to an area that is at room temperature and allow the cabin temperature to adjust to between -20锟斤拷C (-4锟斤拷F) and 65锟斤拷C (149锟斤拷

F).