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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Entertainment Systems >> Audio / Video System - Diagnostic Codes (2 Of 2) & Symptom Tests (1 Of 2) >> Audio And Visual System >> DTC U11D0-87: Lost Local Communication with MET Missing Message; DTC U11D1-87: Lost Local Communication with HUD Missing Message; DTC U11D3-87: Lost Local Communication with Qi Missing Message [10/2022 - 11/2023] >> Procedure

DTC U11D0-87: Lost Local Communication with MET Missing Message; DTC U11D1-87: Lost Local Communication with HUD Missing Message; DTC U11D3-87: Lost Local Communication with Qi Missing Message [10/2022 - 11/2023]: Procedure

  1. CHECK MODEL 

    Result

    Result Proceed to
    w/o Headup display system A
    w/ Headup display system B

    Result: 

    B 

    See step  10

    Result: 

    A 

    See step  2

  2. CHECK FOR DTC OUTPUT 
    1. Check for DTCs and proceed to the following step.

      Body Electrical > Navigation System > Trouble Codes 

      Body Electrical > Combination Meter > Trouble Codes 

      Symptoms System
      Audio and visual system Combination meter
      Symptom 1 U11D0-87
      U11D3-87*      		 B1321-87
      Symptom 2 U11D0-87 B1321-87
      Symptom 3 U11D3-87* -
      Symptom 4 U11D0-87
      U11D3-87*      		 -

      *: w/ Wireless Charging System

      Result

      Result Proceed to
      Listed under symptom 1 in combination table A
      Listed under symptom 2 in combination table B
      Listed under symptom 3 in combination table C
      Listed under symptom 4 in combination table D

    Result: 

    B 

    See step  7

    Result: 

    C 

    See step  8

    Result: 

    D 

    REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY. Refer to  REMOVAL [10/2022 - 11/2023] 

    Result: 

    A 

    See step  3

  3. CHECK MODEL 

    Result

    Result Proceed to
    w/ Mobile wireless charger system A
    w/o Mobile wireless charger system B

    Result: 

    B 

    See step  5

    Result: 

    A 

    See step  4

  4. CHECK MOBILE WIRELESS CHARGER CRADLE ASSEMBLY 
    1. Disconnect the H116 mobile wireless charger cradle assembly connector.
    2. Check for DTCs and proceed to the following step.

      Body Electrical > Navigation System > Trouble Codes 

      Result

      Result Proceed to
      U11D0-87 and U11D3-87 are output A
      U11D3-87 is output B

    Result: 

    B 

    REPLACE MOBILE WIRELESS CHARGER CRADLE ASSEMBLY. Refer to  REMOVAL [10/2022 - ] 

    Result: 

    A 

    See step  5

  5. CAN BUS WIRE (COMBINATION METER ASSEMBLY MAIN BUS) 
    1. Disconnect the cable from the negative (-) auxiliary battery terminal.
    2. Disconnect the H21*1, H113*2 combination meter assembly connector.
    3. Measure the resistance according to the value(s) in the table below.
      STANDARD RESISTANCE (FOR 12.3 INCH DISPLAY)

      Tester Connection Condition Specified Condition
      H113-32 (TX+) - H113-15 (TX-) Negative (-) auxiliary battery terminal disconnected 108 to 132 Ω
      H113-32 (TX+) - H56-4 (CG) Negative (-) auxiliary battery terminal disconnected 200 Ω or higher
      H113-15 (TX-) - H56-4 (CG) Negative (-) auxiliary battery terminal disconnected 200 Ω or higher
      H113-32 (TX+) - H56-16 (BAT) Negative (-) auxiliary battery terminal disconnected 6 kΩ or higher
      H113-15 (TX-) - H56-16 (BAT) Negative (-) auxiliary battery terminal disconnected 6 kΩ or higher
      STANDARD RESISTANCE (EXCEPT 12.3 INCH DISPLAY)

      Tester Connection Condition Specified Condition
      H21-36 (TX+) - H21-37 (TX-) Negative (-) auxiliary battery terminal disconnected 108 to 132 Ω
      H21-36 (TX+) - H56-4 (CG) Negative (-) auxiliary battery terminal disconnected 200 Ω or higher
      H21-37 (TX-) - H56-4 (CG) Negative (-) auxiliary battery terminal disconnected 200 Ω or higher
      H21-36 (TX+) - H56-16 (BAT) Negative (-) auxiliary battery terminal disconnected 6 kΩ or higher
      H21-37 (TX-) - H56-16 (BAT) Negative (-) auxiliary battery terminal disconnected 6 kΩ or higher
      1. *1: except 12.3 Inch Display

        *2: for 12.3 Inch Display

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE COMBINATION METER ASSEMBLY. Refer to  REMOVAL [12/2019 - ] 

    Result: 

    NG 

    See step  6

  6. CAN BUS WIRE (RADIO AND DISPLAY RECEIVER ASSEMBLY MAIN BUS) 
    1. Disconnect the cable from the negative (-) auxiliary battery terminal.
    2. Disconnect the H108 radio and display receiver assembly connector.
    3. Measure the resistance according to the value(s) in the table below.
      STANDARD RESISTANCE

      Tester Connection Condition Specified Condition
      H108-11 (CNH1) - H108-12 (CNL1) Negative (-) auxiliary battery terminal disconnected 108 to 132 Ω
      H108-11 (CNH1) - H56-4 (CG) Negative (-) auxiliary battery terminal disconnected 200 Ω or higher
      H108-12 (CNL1) - H56-4 (CG) Negative (-) auxiliary battery terminal disconnected 200 Ω or higher
      H108-11 (CNH1) - H56-16 (BAT) Negative (-) auxiliary battery terminal disconnected 6 kΩ or higher
      H108-12 (CNL1) - H56-16 (BAT) Negative (-) auxiliary battery terminal disconnected 6 kΩ or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY. Refer to  REMOVAL [10/2022 - 11/2023] 

    Result: 

    NG 

    REPAIR OR REPLACE CAN BUS WIRE OR CONNECTOR 

  7. CHECK CAN BUS WIRE (COMBINATION METER ASSEMBLY MAIN BUS) 
    1. Disconnect the cable from the negative (-) auxiliary battery terminal.
    2. Disconnect the H21*1, H113*2 combination meter assembly connector.
    3. Measure the resistance according to the value(s) in the table below.
      STANDARD RESISTANCE (FOR 12.3 INCH DISPLAY)

      Tester Connection Condition Specified Condition
      H113-32 (TX+) - H113-15 (TX-) Negative (-) auxiliary battery terminal disconnected 108 to 132 Ω
      STANDARD RESISTANCE (EXCEPT 12.3 INCH DISPLAY)

      Tester Connection Condition Specified Condition
      H21-36 (TX+) - H21-37 (TX-) Negative (-) auxiliary battery terminal disconnected 108 to 132 Ω
      1. *1: except 12.3 Inch Display

        *2: for 12.3 Inch Display

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE COMBINATION METER ASSEMBLY. Refer to  REMOVAL [12/2019 - ] 

    Result: 

    NG 

    REPAIR OR REPLACE CAN BUS WIRE OR CONNECTOR 

  8. CHECK HARNESS OR CONNECTOR (MOBILE WIRELESS CHARGER CRADLE ASSEMBLY POWER SOURCE) 
    1. Disconnect the H116 mobile wireless charger cradle assembly connector.
    2. Measure the resistance according to the value(s) in the table below.
      STANDARD RESISTANCE

      Tester Connection Condition Specified Condition
      H116-1 (PGND) - Body ground Always Below 1 Ω
    3. Measure the voltage according to the value(s) in the table below.
      STANDARD VOLTAGE

      Tester Connection Condition Specified Condition
      H116-4 (+B) - Body ground Always 11 to 14 V
      H116-3 (ACC) - Body ground ACC ON 11 to 14 V

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

    Result: 

    OK 

    See step  9

  9. CHECK CAN BUS WIRE (MOBILE WIRELESS CHARGER CRADLE ASSEMBLY SUB BUS) 
    1. Disconnect the cable from the negative (-) auxiliary battery terminal.
    2. Disconnect the H116 mobile wireless charger cradle assembly connector.
    3. Measure the resistance according to the value(s) in the table below.
      STANDARD RESISTANCE

      Tester Connection Condition Specified Condition
      H116-5 (CANH) - H116-6 (CANL) Negative (-) auxiliary battery terminal disconnected 54 to 69 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE MOBILE WIRELESS CHARGER CRADLE ASSEMBLY. Refer to  REMOVAL [10/2022 - ] 

    Result: 

    NG 

    REPAIR OR REPLACE CAN BUS WIRE OR CONNECTOR 

  10. CHECK FOR DTC OUTPUT 
    1. Check for DTCs and proceed to the following step.

      Body Electrical > Navigation System > Trouble Codes 

      Body Electrical > Combination Meter > Trouble Codes 

      Body Electrical > Head Up Display > Trouble Codes 

      Symptoms System
      Audio and visual system Combination meter Headup display
      Symptom 1 U11D0-87
      U11D1-87
      U11D3-87*      		 B1321-87 B1321-87
      Symptom 2 U11D0-87 B1321-87 -
      Symptom 3 U11D3-87 - B1321-87
      Symptom 4 U11D3-87 - -
      Symptom 5 U11D0-87
      U11D1-87
      U11D3-87*      		 -  

      *: w/ Wireless Charging System

      Result

      Result Proceed to
      Listed under symptom 1 in combination table A
      Listed under symptom 2 in combination table B
      Listed under symptom 3 in combination table C
      Listed under symptom 4 in combination table D
      Listed under symptom 5 in combination table E

    Result: 

    B 

    See step  16

    Result: 

    C 

    See step  17

    Result: 

    D 

    See step  18

    Result: 

    E 

    REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY. Refer to  REMOVAL [10/2022 - 11/2023] 

    Result: 

    A 

    See step  11

  11. CHECK METER MIRROR SUB-ASSEMBLY 
    1. Disconnect the H31 meter mirror sub-assembly connector.
    2. Check for DTCs and proceed to the following step.

      Body Electrical > Navigation System > Trouble Codes 

      Result

      Result Proceed to
      U11D0-87, U11D1-87 and U11D3-87 are output A
      U11D1-87 is output B

    Result: 

    B 

    REPLACE METER MIRROR SUB-ASSEMBLY. Refer to  REMOVAL [10/2022 - 11/2023] 

    Result: 

    A 

    See step  12

  12. CHECK MODEL 

    Result

    Result Proceed to
    w/ Mobile wireless charger system A
    w/o Mobile wireless charger system B

    Result: 

    B 

    See step  14

    Result: 

    A 

    See step  13

  13. CHECK MOBILE WIRELESS CHARGER CRADLE ASSEMBLY 
    1. Disconnect the H116 mobile wireless charger cradle assembly connector.
    2. Check for DTCs and proceed to the following step.

      Body Electrical > Navigation System > Trouble Codes 

      Result

      Result Proceed to
      U11D0-87, U11D1-87 and U11D3-87 are output A
      U11D3-87 is output B

    Result: 

    B 

    REPLACE MOBILE WIRELESS CHARGER CRADLE ASSEMBLY. Refer to  REMOVAL [10/2022 - ] 

    Result: 

    A 

    See step  14

  14. CAN BUS WIRE (COMBINATION METER ASSEMBLY MAIN BUS) 
    1. Disconnect the cable from the negative (-) auxiliary battery terminal.
    2. Disconnect the H21*1, H113*2 combination meter assembly connector.
    3. Measure the resistance according to the value(s) in the table below.
      STANDARD RESISTANCE (FOR 12.3 INCH DISPLAY)

      Tester Connection Condition Specified Condition
      H113-32 (TX+) - H113-15 (TX-) Negative (-) auxiliary battery terminal disconnected 108 to 132 Ω
      H113-32 (TX+) - H56-4 (CG) Negative (-) auxiliary battery terminal disconnected 200 Ω or higher
      H113-15 (TX-) - H56-4 (CG) Negative (-) auxiliary battery terminal disconnected 200 Ω or higher
      H113-32 (TX+) - H56-16 (BAT) Negative (-) auxiliary battery terminal disconnected 6 kΩ or higher
      H113-15 (TX-) - H56-16 (BAT) Negative (-) auxiliary battery terminal disconnected 6 kΩ or higher
      STANDARD RESISTANCE (EXCEPT 12.3 INCH DISPLAY)

      Tester Connection Condition Specified Condition
      H21-36 (TX+) - H21-37 (TX-) Negative (-) auxiliary battery terminal disconnected 108 to 132 Ω
      H21-36 (TX+) - H56-4 (CG) Negative (-) auxiliary battery terminal disconnected 200 Ω or higher
      H21-37 (TX-) - H56-4 (CG) Negative (-) auxiliary battery terminal disconnected 200 Ω or higher
      H21-36 (TX+) - H56-16 (BAT) Negative (-) auxiliary battery terminal disconnected 6 kΩ or higher
      H21-37 (TX-) - H56-16 (BAT) Negative (-) auxiliary battery terminal disconnected 6 kΩ or higher
      1. *1: except 12.3 Inch Display

        *2: for 12.3 Inch Display

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE COMBINATION METER ASSEMBLY. Refer to  REMOVAL [12/2019 - ] 

    Result: 

    NG 

    See step  15

  15. CAN BUS WIRE (RADIO AND DISPLAY RECEIVER ASSEMBLY MAIN BUS) 
    1. Disconnect the cable from the negative (-) auxiliary battery terminal.
    2. Disconnect the H108 radio and display receiver assembly connector.
    3. Measure the resistance according to the value(s) in the table below.
      STANDARD RESISTANCE

      Tester Connection Condition Specified Condition
      H108-11 (CNH1) - H108-12 (CNL1) Negative (-) auxiliary battery terminal disconnected 108 to 132 Ω
      H108-11 (CNH1) - H56-4 (CG) Negative (-) auxiliary battery terminal disconnected 200 Ω or higher
      H108-12 (CNL1) - H56-4 (CG) Negative (-) auxiliary battery terminal disconnected 200 Ω or higher
      H108-11 (CNH1) - H56-16 (BAT) Negative (-) auxiliary battery terminal disconnected 6 kΩ or higher
      H108-12 (CNL1) - H56-16 (BAT) Negative (-) auxiliary battery terminal disconnected 6 kΩ or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY. Refer to  REMOVAL [10/2022 - 11/2023] 

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

  16. CAN BUS WIRE (COMBINATION METER ASSEMBLY MAIN BUS) 
    1. Disconnect the cable from the negative (-) auxiliary battery terminal.
    2. Disconnect the H21*1, H113*2 combination meter assembly connector.
    3. Measure the resistance according to the value(s) in the table below.
      STANDARD RESISTANCE (FOR 12.3 INCH DISPLAY)

      Tester Connection Condition Specified Condition
      H113-32 (TX+) - H113-15 (TX-) Negative (-) auxiliary battery terminal disconnected 108 to 132 Ω
      STANDARD RESISTANCE (EXCEPT 12.3 INCH DISPLAY)

      Tester Connection Condition Specified Condition
      H21-36 (TX+) - H21-37 (TX-) Negative (-) auxiliary battery terminal disconnected 108 to 132 Ω
      1. *1: except 12.3 Inch Display

        *2: for 12.3 Inch Display

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE COMBINATION METER ASSEMBLY. Refer to  REMOVAL [12/2019 - ] 

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

  17. CAN BUS WIRE (METER MIRROR SUB-ASSEMBLY SUB BUS) 
    1. Disconnect the cable from the negative (-) auxiliary battery terminal.
    2. Disconnect the H31 meter mirror sub-assembly connector.
    3. Measure the resistance according to the value(s) in the table below.
      STANDARD RESISTANCE

      Tester Connection Condition Specified Condition
      H31-14 (TX+) - H31-15 (TX-) Negative (-) auxiliary battery terminal disconnected 54 to 69 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE METER MIRROR SUB-ASSEMBLY. Refer to  REMOVAL [10/2022 - 11/2023] 

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

  18. CHECK HARNESS OR CONNECTOR (MOBILE WIRELESS CHARGER CRADLE ASSEMBLY POWER SOURCE) 
    1. Disconnect the H116 mobile wireless charger cradle assembly connector.
    2. Measure the resistance according to the value(s) in the table below.
      STANDARD RESISTANCE

      Tester Connection Condition Specified Condition
      H116-1 (PGND) - Body ground Always Below 1 Ω
    3. Measure the voltage according to the value(s) in the table below.
      STANDARD VOLTAGE

      Tester Connection Condition Specified Condition
      H116-4 (+B) - Body ground Always 11 to 14 V
      H116-3 (ACC) - Body ground ACC ON 11 to 14 V

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

    Result: 

    OK 

    See step  19

  19. CHECK CAN BUS WIRE (MOBILE WIRELESS CHARGER CRADLE ASSEMBLY SUB BUS) 
    1. Disconnect the cable from the negative (-) auxiliary battery terminal.
    2. Disconnect the H116 mobile wireless charger cradle assembly connector.
    3. Measure the resistance according to the value(s) in the table below.
      STANDARD RESISTANCE

      Tester Connection Condition Specified Condition
      H116-5 (CANH) - H116-6 (CANL) Negative (-) auxiliary battery terminal disconnected 54 to 69 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    OK 

    REPLACE MOBILE WIRELESS CHARGER CRADLE ASSEMBLY. Refer to  REMOVAL [10/2022 - ] 

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

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