7 Troubleshooting ............................................................................. 68
7.1 Safety ......................................................................................... 68
7.2 Errors and solutions .................................................................. 69
7.2.1 Error message on the display .......................................... 69
7.2.2 Errors without display messages ..................................... 72
7.3 Adding service fluid ................................................................... 73
8 Data Interface and Optional Accessories ........................................ 75
8.1 Data interface functionality........................................................ 75
8.2 Interface adapter IA1 and USB adapter ..................................... 76
8.3 GSM modem GSM-2-SMS .......................................................... 77
8.4 Fuel cartridge sensor FS1 ......................................................... 78
8.5 Cluster controller CC1 ............................................................... 79
8.6 EFOY ProCube ............................................................................ 81
8.7 DuoCartSwitch DCS 1 ................................................................. 81
9 Appendix ......................................................................................... 82