Lexus ES manuals

Lexus ES: Removal

REMOVAL

PROCEDURE

1. PRECAUTION (for HV Model)

NOTICE:

  • When replacing the radio receiver assembly or navigation ECU, always replace it with a new one. If a radio receiver assembly or navigation ECU which was installed to another vehicle is used, the following may occur:
    • A communication malfunction DTC may be stored.
    • The radio receiver assembly or navigation ECU may not operate normally.
  • After replacing the navigation ECU, if "New software is not compatible with the system. Contact your dealer." is displayed on the multi-display, update the software of the radio receiver assembly.
  • When performing the following work, the navigation system may restart when turning the power switch on (ACC) (due to radio receiver assembly and navigation ECU certification).
    • Repair or replace the negative (-) auxiliary battery terminal due to it being disconnected or depleted.
    • The radio receiver assembly or navigation ECU replacement or removal and installation.

NOTICE:

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2. PRECAUTION (for Gasoline Model)

NOTICE:

  • When replacing the radio receiver assembly or navigation ECU, always replace it with a new one. If a radio receiver assembly or navigation ECU which was installed to another vehicle is used, the following may occur:
    • A communication malfunction DTC may be stored.
    • The radio receiver assembly or navigation ECU may not operate normally.
  • After replacing the navigation ECU, if "New software is not compatible with the system. Contact your dealer." is displayed on the multi-display, update the software of the radio receiver assembly.
  • When performing the following work, the navigation system may restart when turning the engine switch on (ACC) (due to radio receiver assembly and navigation ECU certification).
    • Repair or replace the negative (-) battery terminal due to it being disconnected or depleted.
    • The radio receiver assembly or navigation ECU replacement or removal and installation.

NOTICE:

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3. REMOVE INSTRUMENT PANEL FINISH PANEL END LH

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4. REMOVE INSTRUMENT PANEL FINISH PANEL END RH

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5. REMOVE CENTER INSTRUMENT CLUSTER FINISH PANEL SUB-ASSEMBLY

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6. REMOVE SHIFT LEVER KNOB SUB-ASSEMBLY

for UA80E:

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for P710:

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for UB80F:

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7. REMOVE REAR UPPER CONSOLE PANEL SUB-ASSEMBLY

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8. REMOVE UPPER CONSOLE PANEL SUB-ASSEMBLY

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9. REMOVE LOWER INSTRUMENT PANEL

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10. REMOVE FRONT DOOR SCUFF PLATE RH

HINT:

Use the same procedure as for the LH side.

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11. REMOVE COWL SIDE TRIM BOARD RH

HINT:

Use the same procedure as for the LH side.

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12. REMOVE FRONT DOOR OPENING TRIM COVER RH

HINT:

Use the same procedure as for the LH side.

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13. REMOVE INSTRUMENT SIDE PANEL RH

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14. REMOVE NO. 2 INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY

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15. REMOVE LOWER INSTRUMENT PANEL LH

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16. REMOVE LOWER INSTRUMENT PANEL SUB-ASSEMBLY

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17. REMOVE RADIO RECEIVER ASSEMBLY WITH SWITCH

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18. REMOVE NO. 1 NAVIGATION WIRE

(a) Disconnect the 2 connectors to remove the No. 1 navigation wire.

19. REMOVE NAVIGATION ECU WITH BRACKET

(a) Remove the 2 screws.

(b) Remove the 2 screws.

(c) Disengage the 4 claws and remove the navigation ECU with bracket as shown in the illustration.

Remove in this Direction

20. REMOVE NO. 1 RADIO RECEIVER BRACKET

(a) Remove the 2 screws and No. 1 radio receiver bracket.

21. REMOVE NAVIGATION ECU

READ NEXT:

 Navigation System (for Gasoline Model)

 "No GPS signal" mark is displayed

CAUTION / NOTICE / HINT NOTICE: Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Pre

 AVC-LAN Circuit

DESCRIPTION Each unit of the navigation system connected to the AVC-LAN (communication bus) transmits switch signals via AVC-LAN communication. If a short to +B or short to ground occurs in the AVC-LA

SEE MORE:

 Check For Intermittent Problems

CHECK FOR INTERMITTENT PROBLEMS NOTICE: If the vehicle or vehicle controls are operated (for example, during initial inspection when the vehicle is brought in for repair) before operation history has been read and saved, the operation history information could be lost. The operation history fun

 Stereo Component Amplifier Disconnected (B15D3)

DESCRIPTION The radio receiver assembly and stereo component amplifier assembly are connected via MOST communication lines. When a MOST communication error occurs between the radio receiver assembly and stereo component amplifier assembly, this DTC will be stored. DTC No. Detection Item DTC D

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