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Self Diagnosis SOP for Ariel Rider KeplerUpdated 5 months ago


Step 1: Initial Power Check

  • Check the battery level indicator

  • Test headlight, tail light, and turn signal switches

  • Verify tail light and turn signals are working



Step 2: Power Down Sequence

  • Hold the power button to turn the bike off

  • Remove battery

  • Hold the power button again to dissipate the remaining power in the controller (Power Cycle)


Step 3: Connector Inspection

  • Disconnect connectors one at a time

  • Inspect pins and seating

  • Note any burnt, broken, or bent pins and take photos for the tech agent

  • Remove display cable (pull straight out, do not twist)

  • Document any bent pins in the display connector 


Step 4: Cable Access

  • Cut zip ties securing cables to the frame

  • Remove the grommet from under the bottom bracket

  • Pull out connectors seated in the frame

  • Inspect exposed connectors for condition


Step 5: Main Harness (Tree Cable) and Controller Check

  • Examine the main harness (Tree Cable) connector. This is a 10-pin connection. 

  • Note any misaligned, bent, or displaced pins

  • Disconnect all controller connectors

  • Inspect controller connections


Step 6: Motor Cable Inspection

  • Unscrew the barrel connecting the motor cable to the controller cable

  • Check for burnt pins

 

  • Inspect the motor cable where it exits the motor hub for any damage



Step 7: Factory Reset

  • Hold the power button while turning the bike on until the password screen appears

  • Enter a password (either 1919 or 2020)

    • Use plus/minus buttons to scroll through numbers

    • Use the power button to accept

  • Scroll to factory reset

  • Select yes to reset


Step 8: Battery Voltage Test. 

  • Remove the battery from the bike

  • Please refer to This Page for further information on Battery Voltage Testing

  • Test voltage using probes in positive and negative slots.

Please exercise EXTREME caution to not short-circuit the battery. This can happen if you touch the two voltmeter leads together while getting a reading from the battery. Please ensure that while getting a reading from the battery, the two voltmeter leads DO NOT touch. 

  • Remove the lower battery tray, and insert it on the removed battery. 

  • Test the voltage at the Yellow XT90 connection   


Step 9: Documentation

  • Record all findings for tech support agents

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