P148500 - TroubleshootingP148500-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
P148500	Anti-theft authentication failed - anti-theft device busy防盗认证失败-防盗器busy	1.PEPS returns to continuous busy state1.PEPS回复持续busy状态

Troubleshooting steps故障诊断步骤

①rematch重新匹配

1. Rematch the keyless start/smart entry system controller anti-theft and check whether the fault code and symptoms are eliminated.对无匙启动/智能进入系统控制器防盗进行重新匹配，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。

②Check the keyless entry system检查无钥匙进入系统

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 keyless entry system is normal.用诊断仪检查无钥匙进入系统是否正常。 Are the test results normal?检查结果是否正常？ Yes是 Go to step 3.去步骤3。 No否 Overhaul the keyless entry system.检修无钥匙进入系统。

③Check the gateway controller检查网关控制器

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 gateway controller is normal.用诊断仪检查网关控制器是否正常。 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 Repair the gateway controller.检修网关控制器。

④Replace vehicle controller更换整车控制器

1. Replace the vehicle controller with a new one and check whether the fault code and symptoms are eliminated.更换新的整车控制器，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 vehicle controller, you need to use a diagnostic tool to recalibrate the vehicle controller.更换整车控制器后，需用诊断仪对整车控制器重新标定。