SCANIA GMS 16748972

Kl_30 TCU power supply low voltage warning‏ Описание ‏Software; Normal mode‏ Причина ‏Power supply of the TCU (KL_30) has a low voltage (below 20V).‏ Примечания ‏Engine brake is switched off (only relevant if vehicle is eqipped with engine brake). Available retarder torque or engine brake torque is limited (standard value 50%). Increased fuel consumption. Available engine torque is limited.‏ Действие ‏Switch off ignition; Connect terminal tester between TCU and vehicle; Switch on ignition; Measure voltage between pin 8 (VP1) and pin 17 (VM1), nominal value: > 20 V; If you find deviations from nominal value, check wiring and power supply (vehicle side);