C156C00 - TroubleshootingC156C00-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
C156C00	The caliper is in a fully released state after EPB maintenance modeEPB维修模式后卡钳处于完全释放状态	1. After EPB maintenance mode, the caliper is in a fully released state1.EPB维修模式后卡钳处于完全释放状态

Troubleshooting steps故障诊断步骤

①General inspection一般检查

1. Check that the vehicle's calipers are in service mode (fully released).检查车辆卡钳是否处于维修模式(完全释放状态)。 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 Go to step 3.去步骤3。

②Exit maintenance mode退出维修模式

1. Exit maintenance mode, clamp and release the vehicle, power off again and use the diagnostic tool to clear the fault code.退出维修模式，对车辆进行夹紧释放，重新下电并用诊断仪清除故障码。 2. Read the fault code again and check whether the fault code and symptoms are eliminated.再次读取故障码，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 3.去步骤3。

③Replacing the integrated brake control unit更换集成式制动控制单元

1. Replace with a new integrated brake control unit and check whether the fault code and symptoms are eliminated.更换新的集成式制动控制单元，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 brake control unit, you need to use a diagnostic tool to recalibrate the integrated brake control unit.更换集成式制动控制单元后，需用诊断仪对集成式制动控制单元重新标定。 ♦  After replacing the integrated brake control unit, the brake line bleeding operation is required.更换集成式制动控制单元后，需进行制动管路排气操作。