Activate Police Mode with Socketcan

    ###################################
    # 6FPA-util
    # EnablePoliceMode.sh
    ###################################
    #!/bin/bash
    sudo killall candump
    sudo killall cansniffer
    echo 'Enable Police Mode'
    sleep 1
    candump -c -a -e -x -s 0 -l can0,720:1FFFFFFF,728:1FFFFFFF & echo 'Starting Ecu Adjustment Diagnostic Session'
    cansend can0 720#0210870000000000
    sleep 0.1
    echo 'Tester Present Signal Sent'
    cansend can0 720#023E010000000000
    sleep 0.1
    echo 'Enabling Police Mode'
    cansend can0 720#043B038D0E000000
    sleep 0.1
    echo 'Checking Data'
    cansend can0 720#0322D10000000000
    sleep 0.1
    echo 'Ending Current Standard Diagnostic Session'
    cansend can0 720#0210810000000000
    sleep 0.1
    echo "Resetting Ecu at 0x720"
    cansend can0 720#0211010000000000
    sleep 0.1
    echo 'Please turn the ignition off and wait 3 seconds before turning the ignition back on. Do not start engine'
    sleep 1
    echo 'Police Mode has been activated.' 
    sleep 0.25
    echo 'The factory speedometer offset has been removed, actual road speed will be displayed. '
    sleep 0.25
    echo 'Digital Speed Capture has been enabled.'
    sleep 0.25   
    echo 'Start up logo has been set.'  
    sudo killall candump
    ```