Charger , Onboard Battery Symptom/Vehicle Issue: High Voltage (HV) Battery Will not Take a Charge,...

Bulletin number

9100403

Component

Electrical system

Summary

Charger , Onboard Battery Symptom/Vehicle Issue: High Voltage (HV) Battery Will not Take a Charge, Diagnostic Trouble Code B22A9-42-ECU Internal Performance-General Memory Failure Integrated Dual Charge (IDCM) Customer Complaint /Technician Observation: The owner complains that they cannot charge the HV battery. The technician observed the IDCM is setting DTC B22A9-42-ECU Internal Performance-General Memory Failure Integrated Dual Charge (IDCM) Discussion: Engineering is aware of the concern and is currently working on a software update for the IDCM. If the vehicle has the above-described complaint; the DTC can be cleared allowing the vehicle to operate and charge as expected. The service update is expected by the end of September, the field will be notified when the update becomes available. Do not replace any parts the replacement parts will perform the same. Repair : Clear the DTC. It will allow the vehicle to operate and charge as expected. Do not replace the IDCM. During integrity check monitoring, intermittent loss of communication between LV MCU and DSP, is observed. 2)

Owners of these vehicles have filed 12 complaints in the electrical category.