Lexus ES manuals

Lexus ES: Display Malfunction (B15A6,B15B0)

DESCRIPTION

These DTCs are stored when a malfunction occurs in the multi-display assembly.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

B15A6

Display Malfunction

When any of the following conditions is met:

  • RAM error
  • Drawing controller malfunction
  • Internal hard drive malfunction

Multi-display assembly

B15B0

Display Screen Malfunction

Picture circuit (TFT unit) malfunction

Multi-display assembly

PROCEDURE

1.

CHECK DTC

(a) Clear the DTCs.

Body Electrical > Navigation System > Clear DTCs

(b) Recheck for DTCs and check that no DTCs are output.

Body Electrical > Navigation System > Trouble Codes

OK:

No DTCs are output.

OK

USE SIMULATION METHOD TO CHECK

NG

REPLACE MULTI-DISPLAY ASSEMBLY

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DESCRIPTION This DTC is stored when a malfunction occurs in the navigation ECU. DTC No. Detection Item DTC Detection Condition Trouble Area B15AD Navigation Processor Malfunction When

 GPS Antenna Connection Malfunction(short) (B15C0,B15C1)

DESCRIPTION These DTCs are stored when a malfunction occurs in the navigation antenna assembly. DTC No. Detection Item DTC Detection Condition Trouble Area B15C0 GPS Antenna Connection

 Speed Signal Malfunction (B15C2)

DESCRIPTION The navigation ECU receives a vehicle speed signal from the combination meter assembly and information from the navigation antenna assembly, and then adjusts the vehicle position on the ma

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 Installation

INSTALLATION PROCEDURE 1. INSTALL TRANSFER ASSEMBLY (a) Using SST and a 17 mm union nut wrench, install the transfer assembly to the automatic transaxle assembly with the 8 nuts. SST: 09961-00950 Torque: Specified tightening torque : 68.6 N·m {700 kgf·cm, 51 ft·lbf} HINT: Calculate the to

 Repair

REPAIR CAUTION / NOTICE / HINT HINT: Use the same procedure for the RH side and LH side. The following procedure is for the LH side. If the installation area of the headlight assembly is damaged, use a supply retainer for a low-cost repair. Ensure that the headlight assembly is not damaged.

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