13.3.4 High brake lamp ........................................................................................................ 301
13.3.5 Rear fog lamp .............................................................................................................301
13.3.6 Rear combination lamp ........................................................................................... 302
13.3.7 Element test ............................................................................................................... 302
13.3.8 Rear fog lamp failure ............................................................................................... 304
13.3.9 Reversing lamp failure .............................................................................................306
13.3.10 Brake lamp failure .................................................................................................. 307
13.3.11 License plate lamp failure ....................................................................................309
13.3.12 Position lamp failure ............................................................................................. 310
13.3.13 Symptom table ........................................................................................................ 311
13.4 Lighting switch .........................................................................................................................312
13.4.1 Hazard warning switch ............................................................................................312
13.4.2 Remove the hazard warning switch .....................................................................312
13.4.3 Hazard warning switch ............................................................................................316
14. Power supply system ........................................................................................................................318
14.1 Battery ........................................................................................................................................ 318
14.1.1 Low voltage battery ..................................................................................................318
14.1.2 Low voltage battery ..................................................................................................320
14.2 Lithium ion power battery assembly ..................................................................................320
14.2.1 Lithium ion power battery assembly ................................................................... 320
14.2.2 Definition of low voltage communication interface and pin position ........ 321
14.2.3 DTC fault code diagnosis ........................................................................................322
14.2.4 Procedure for disconnecting and connecting high voltage power ..............359
14.2.5 Removal and installation of power battery system assembly ..................... 360
14.2.6 Removal and installation of power battery high voltage line .......................364
15. Power distribution and control system ....................................................................................... 366
15.1 Pedestrian friendly reminder module .................................................................................366
15.1.1 Function introduction .............................................................................................. 366
15.1.2 Working schematic diagram .................................................................................. 367
15.1.3 Working principle ...................................................................................................... 367
15.1.4 Technical parameters and interface definition ................................................ 367
15.1.5 Installation position ................................................................................................. 369
15.2 Emergency call terminal system (ECALL) .........................................................................370
15.2.1 Overview ...................................................................................................................... 370
15.2.2 System architecture ................................................................................................. 371