DTC B1321-87: Lost Communication with EMV Missing Message [06/2018 - 09/2022]: Procedure
- CONFIRM MODEL
- Choose the model to be inspected.
Result
Result Proceed to w/ Navigation System A w/o Navigation System B
Result:
B
See step 3
Result:
A
See step 2
- Choose the model to be inspected.
- CHECK FOR DTC (NAVIGATION SYSTEM)
- Check if navigation system DTCs are output.
Body Electrical > Navigation System > Trouble Codes
Result
Result Proceed to DTCs are not output A DTCs are output B
Result:
A
See step 4
Result:
B
GO TO NAVIGATION SYSTEM. Refer to DIAGNOSTIC TROUBLE CODE CHART [06/2018 - 01/2019] , or refer to DIAGNOSTIC TROUBLE CODE CHART [01/2019 - 03/2019] , or refer to DIAGNOSTIC TROUBLE CODE CHART [03/2019 - 09/2019] , or refer to DIAGNOSTIC TROUBLE CODE CHART [09/2019 - 04/2020] , or refer to DIAGNOSTIC TROUBLE CODE CHART [04/2020 - 09/2022]
- Check if navigation system DTCs are output.
- CHECK FOR DTC (AUDIO AND VISUAL SYSTEM)
- Check if audio and visual system DTCs are output.
Body Electrical > Navigation System > Trouble Codes
Result
Result Proceed to DTCs are not output A DTCs are output B
Result:
B
GO TO AUDIO AND VISUAL SYSTEM. Refer to DIAGNOSTIC TROUBLE CODE CHART [06/2018 - 01/2019] , or refer to DIAGNOSTIC TROUBLE CODE CHART [01/2019 - 09/2019] , or refer to DIAGNOSTIC TROUBLE CODE CHART [09/2019 - 04/2020] , or refer to DIAGNOSTIC TROUBLE CODE CHART [04/2020 - 06/2021] , or refer to DIAGNOSTIC TROUBLE CODE CHART [06/2021 - 09/2022]
Result:
A
See step 4
- Check if audio and visual system DTCs are output.
- CONFIRM MODEL
- Choose the model to be inspected.
Result
Result Proceed to w/ Headup Display System A w/o Headup Display System B
Result:
B
See step 6
Result:
A
See step 5
- Choose the model to be inspected.
- CHECK FOR DTC (HEADUP DISPLAY SYSTEM)
- Check if headup display system DTCs are output.
Body Electrical > Head Up Display > Trouble Codes
Result
Result Proceed to DTC B1321-87 is not output A DTC B1321-87 is output B
Result:
A
REPLACE COMBINATION METER ASSEMBLY. Refer to REMOVAL [06/2018 - 01/2019] , or refer to REMOVAL [01/2019 - 03/2019] , or refer to REMOVAL [03/2019 - 09/2022]
Result:
B
REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY. Refer to REMOVAL [06/2018 - 01/2019] , or refer to REMOVAL [01/2019 - 03/2019] , or refer to REMOVAL [03/2019 - 09/2022]
- Check if headup display system DTCs are output.
- REPLACE COMBINATION METER ASSEMBLY
- Replace the combination meter assembly with a new one.
Refer to REMOVAL [06/2018 - 01/2019] , or refer to REMOVAL [01/2019 - 03/2019] , or refer to REMOVAL [03/2019 - 09/2022]
- Turn the engine switch on (IG) and wait 30 seconds.NOTE:
A minimum of 30 seconds is required to send/receive the registration information between the combination meter assembly and radio and display receiver assembly.
- Operate the steering pad switch and check that the audio tab illuminates.
- Check if meter / gauge system DTCs are output.
Body Electrical > Combination Meter > Trouble Codes
Result
Result Proceed to The audio tab illuminates and DTC B1321-87 is not output A The audio tab does not illuminate and DTC B1321-87 is output B
Result:
A
END (COMBINATION METER ASSEMBLY WAS DEFECTIVE)
Result:
B
REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY. Refer to REMOVAL [06/2018 - 01/2019] , or refer to REMOVAL [01/2019 - 03/2019] , or refer to REMOVAL [03/2019 - 09/2022]
- Replace the combination meter assembly with a new one.