One problem related to wiring has been reported for the 2025 BMW X3. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2025 BMW X3 based on all problems reported for the 2025 X3.
A customer states check engine light on cause: wire repair 0000556 performing vehicle test (with vehicle diagnosis system) 5270wpb94 61-13-8-353-748 cable connector: 619900 61-13-5-a4f-528 shrinking hose: 619900 12-63-5-a55-720 integrated power supply charging battery (at support point in 1299000 w/t given to repair engine wiring harness 1263586 replacing power distribution module (after vehicle diagnosis) 5270wpb94 part#: 61-13-8-353-748 count: 1 claim type: auth code: arts duplicated complaint, checked fault memory total line a: and code cd8c23 lin bus code for coolant pump 5 stored, found engine harness rubbed on water pump pulley and shorted. Performed wire harness repair and also found fuse 021 blown inside integrated voltage supply module, replaced integrated supply module, and correctly routed harness and cleared codes.