The Guided Fault Finding recommends the replacement of the control module for driver assist systems, J1121 (address word 00A5). The DTC C12D5FA (control unit of driver assist systems for picture processing does not respond) with symptom number 221281 can occur during the start-up phase of the control module for driver assist systems.

J1121. It replaces several control modules whose functions are now integrated in J1121. Several sensors are connected directly to J1121 but no longer utilize an in-car bus system. The sensor data is processed in J1121. This applies to the front camera for driver assistance systems and the four surround view cameras. In turn, J1121

I updated my Q8 zFAS A5 Front sensor for driver assistant systems ECU (J1121) from original soft 4K4907117G (version 366) into 4K4907117J (ver 388 or so) with ODIS Engineering.

2020年8月4日 · An Audi pre sense system error is displayed in the instrument cluster. The following DTC may be stored in the control module for driver assist systems, J1121 (address word 00A5): DTC C12B3F0 (front camera for driver assist systems, dynamic calibration limit exceeded) with the symptom code 221202.

2022年5月4日 · This update will affect the following control modules: Driver assist systems control module, J1121 (address word 00A5); Adaptive cruise control module, J428 (address word 0013); Lane change assist control module, J769/J770 (address words 003C/00CF); Front left/front right radar sensor control module for object detection, J1088/J1089 (address ...

New Target Data Container (ZDC) update in the driver assistant systems control module, J1121 (address word 00A5) addressed the condition. Follow all instructions in TSB 2011732: 00 Software Version Management (SVM), operating instructions. 110 up to 48 Months/50,000 Miles. G10 for CPO Covered Vehicles – Verify Owner.

2022年3月25日 · After a few seconds, the driver assistance systems are available again. The following DTC is stored in the control module for driver assist systems, J1121 (address word 00A5) intermittently: DTC C12D5FA (control unit for driver assist systems, picture processor does not respond) with symptom code 221281.

在Audi A8上面，我们能看到围绕J1121 的辅助驾驶控制器、J794 的信息 控制单元 1、J519 电气控制模块和J393 属于中控单元等几个核心模块来构建的混合系统，这里大量部署了LIN节点来控制，为48V开辟了电池系统+DCDC的控制器，由于大量的配置分了2条舒适CAN系统来把ECU ...

The Audi A8 (Type 4N) utilizes a central driver assistance systems control unit (J1121) for the first time at Audi, which acts as the master control unit for multiple assistance systems. Several sensors are connected directly to the control unit, with sensor data …

This TSB does not apply to DTC(s) B200FF9 in the driver assist systems control module, J1121 (address word 00A5). Please refer to PSS 2061489: PSS 90 Pre sense malfunction/driver assist systems sporadically inop, DTC