System Rebooting / Not Enough Power / Flat Battery

System Rebooting / Not Enough Power / Flat Battery

What it looks like

The system will appear to be in a boot loop, displaying the Black Moth Logo splash screen before turning off and repeating this process.

Troubleshooting

Universe Health Page

Look for these 2 Health Indicators: 
SENS_ADC - (Analog to Digital Converter) This is indicates that the component that measures voltage and current is functional.
SENS_VBAT - (Voltage Battery) When False (< 100%) the system has detected that it's receiving less than 10.5 Volts. 

Logs

Location: /media/mmc/log/sensors_monitor.log
The logging service records the Voltage and Current readings every 1 minute. 
  1. {"battery_current": 8040, "battery_voltage": 12875, "cpu_temperature": 51.434, "datetime": "2019-06-14T07:01:38.755467", "time": 1560452498.755738}

API

  1. $systemIP:8080/health/readings/
This API logs a reading of all API checks every 10 seconds to provide an average over 5 minutes. 
  1. "bat_volts": { "high": 13.75,"avg": 13.35,"low": 13.05,"value": 13.05}

Hardware Inspection

Battery

Check the battery voltage, is it less than 12.6V? 
Does the engine turn on? 

PCM

Is a PCM fitted? If so, please use this guide to confirm if it's functional: PCM Testing (Crexa) 

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