... signal output (Hall signal, magnetic signal) 6. Three, four-channel ABS wheel speed signal output 7. PC board working current ... 33. Radiator fan relay simulation 34. Audio signal outputs, power amplifier driver 35. Automatic Shift Valve, shift quality valves, ... simulated driving: 69-channel simultaneous output4. Stepper motor drive: current 1A, applicable to all vehicles with four, six, stepping ...