Repair Handbook: Troubleshooting Roundup for Electrical System of Electric Tricycle-3
3、 The motor does not run and the meter has no display
(1) Causes:
① Cartridge fuse burnt out, ② Battery damaged, ③ Cold joint and open circuit of battery wire, ④ Ignition lock damaged, ⑤ Poor battery contact or plug contact
(2) Troubleshooting:
Test the output voltage of the battery with a multimeter. If no voltage, check the cartridge fuse, fuse holder, battery and battery wire for open circuit. If the output voltage is normal, check the input voltage of the controller power supply. If no voltage, check the electric door lock and cable for breakage and poor connection.
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