DTC B1321-87: Lost Communication with EMV Missing Message [06/2017 - 10/2020]: Procedure
- CONFIRM MODEL
- Choose the model to be inspected.
Result
Result Proceed to w/o Navigation System A w/ Navigation System B
Result:
B
See step 3
Result:
A
See step 2
- Choose the model to be inspected.
- 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:
A
See step 4
Result:
B
GO TO AUDIO AND VISUAL SYSTEM. Refer to DIAGNOSTIC TROUBLE CODE CHART [06/2017 - 08/2018] , or refer to DIAGNOSTIC TROUBLE CODE CHART [08/2018 - 09/2019] , or refer to DIAGNOSTIC TROUBLE CODE CHART [09/2019 - 10/2020]
- Check if audio and visual system DTCs are output.
- 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:
B
GO TO NAVIGATION SYSTEM. Refer to DIAGNOSTIC TROUBLE CODE CHART [06/2017 - 08/2018] , or refer to DIAGNOSTIC TROUBLE CODE CHART [08/2018 - 09/2019] , or refer to DIAGNOSTIC TROUBLE CODE CHART [09/2019 - 10/2020]
Result:
A
See step 4
- Check if navigation system DTCs are output.
- CHECK FOR DTC (METER / GAUGE SYSTEM)
- Check if meter / gauge system DTCs are output.
Refer to DTC CHECK / CLEAR [03/2017 - ]
Body Electrical > Combination Meter > Trouble Codes
Result
Result Proceed to DTC B1321-87 is not output A DTC B1321-87 is output B
Result:
A
REPLACE METER MIRROR SUB-ASSEMBLY. Refer to REMOVAL [06/2017 - 10/2020]
Result:
B
REPLACE RADIO AND DISPLAY RECEIVER ASSEMBLY. Refer to REMOVAL [06/2017 - 10/2020]
- Check if meter / gauge system DTCs are output.