B2E9049 - TroubleshootingB2E9049-故障诊断

Fault code description故障码说明

DTC故障码(DTC)	Fault code description故障码描述	Possible cause of failure可能故障原因
B2E9049	WCM internal failureWCM内部故障	1.WCM internal circuit short circuit1.WCM内部线路短路

Troubleshooting steps故障诊断步骤

①Power on check上电检查

1. Repower the vehicle, use the diagnostic tool to read and clear the fault codes, and check whether the fault codes and symptoms are eliminated.车辆重新上电，使用诊断仪读取并清除故障码，检查故障码及症状是否排除。 Are the test results normal?检查结果是否正常？ Yes是 Fault resolved.故障排除。 No否 Go to step 2.去步骤2。

②Replace the mobile phone wireless charging module更换手机无线充电模块

1. Replace with a new mobile phone wireless charging module and check whether the fault code and symptoms are eliminated.更换新的手机无线充电模块，检查故障码及症状是否排除。 Are the test results normal?检查结果是否正常？ Yes是 Fault resolved.故障排除。 No否 Look for causes from other symptoms.从其他症状查找原因。   Caution:注意： ♦  After replacing the mobile phone wireless charging module, you need to use a diagnostic tool to recalibrate the mobile phone wireless charging module.更换手机无线充电模块后，需用诊断仪对手机无线充电模块重新标定。