B113286 - TroubleshootingB113286-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
B113286	Turn signal switch reliability转向灯开关可信度	1. Pin connection problem1.管脚连接问题

Troubleshooting steps故障诊断步骤

①General inspection一般检查

1. Power status "OFF".电源状态“OFF”。 2. Check whether the combined switch and clock spring assembly wiring harness is damaged or broken.检查组合开关与时钟弹簧总成线束是否存在损坏、断裂等现象。 3. Check whether the wiring harness connector of the combination switch and clock spring assembly is damaged or has a loose connection.检查组合开关与时钟弹簧总成线束接插件是否存在损坏、虚接等现象。 Are the test results normal?检查结果是否正常？ Yes是 Go to step 2.去步骤2。 No否 Repair or replace faulty wiring harness or connector.维修或更换故障线束或接插件。

②Power on check上电检查

1. Power on the vehicle again and check whether the fault code and symptoms are eliminated.车辆重新上电，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 3.去步骤3。

③Check combination switch and clock spring assembly检查组合开关与时钟弹簧总成

1. Power status "OFF".电源状态“OFF”。 2. Connect the diagnostic tool.连接诊断仪。 3. Power status "ON".电源状态“ON”。 4. Use a diagnostic tool to check whether the combination switch and clock spring assembly are normal.用诊断仪检查组合开关与时钟弹簧总成是否正常。 Are the test results normal?检查结果是否正常？ Yes是 Go to step 4.去步骤4。 No否 Inspect the combination switch and clock spring assembly.检修组合开关与时钟弹簧总成。

④Replacing the integrated body control module更换集成式车身控制模块

1. Replace with a new integrated body control module and check whether the fault code and symptoms are eliminated.更换新的集成式车身控制模块，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 integrated body control module, you need to use a diagnostic tool to recalibrate the integrated body control module.更换集成式车身控制模块后，需用诊断仪对集成式车身控制模块重新标定。