DTC U0100-87: Lost Communication with ECM/PCM "A" Missing Message [12/2019 - 10/2022]: Procedure
WARNING: This page is about a different variant/trim than selected.
- CHECK OTHER DTC OUTPUT (IN ADDITION TO DTC U0100-87)
- Read the DTCs using the GTS.
Powertrain > Transmission > Trouble Codes
Result
Result Proceed to Only DTC U0100-87 is output A DTC U0100-87 and other DTCs are output B
Result:
B
GO TO DTC CHART. Refer to DIAGNOSTIC TROUBLE CODE CHART [12/2019 - 10/2021] , or refer to DIAGNOSTIC TROUBLE CODE CHART [10/2021 - 10/2022]
Result:
A
See step 2
- Read the DTCs using the GTS.
- REPLACE ECM
- Replace the ECM.
Refer to COMPONENTS [12/2019 - 10/2022]
Result
Proceed to NEXT
Result:
NEXT
PERFORM REGISTRATION. Refer to REGISTRATION [12/2019 - 10/2022]
- Replace the ECM.