Bdc-bcm logic improvement for DTC C1126 (SA579)
Kia technical service bulletin TSB_ELE348 for 2024 Kia EV9.
- Bulletin number
- TSB_ELE348 (SA579)
- Component
- Electrical system
- Summary
- TECHNICAL SERVICE BULLETIN: SERVICE ACTION: BDC-BCM LOGIC IMPROVEMENT FOR DTC C1126 (SA579) - This bulletin provides information to improve the Body Domain Controller (BDC) – Body Control Module (BCM) operation logic on certain 2024MY EV9 (MV) vehicles produced from September 25, 2023 through February 21, 2024. The BDC Motor Control Unit (MCU) may incorrectly read the 12V auxiliary battery voltage as 0V. If this condition occurs, the tire pressure monitoring system (TPMS) light will blink for approximately one (1) minute and then remain illuminated, with the DTC C1126.
Owners of these vehicles have filed 104 complaints in the electrical category.
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