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We have received many inquiries from Varla scooter riders about how to set the speed unit (kmh/mph), how to adjust the display brightness, how to reset mileage or the like. 

If you have the same question, you're in the right place!


LCD display of Varla scooter

There are two buttons on the QS-S4 throttle: Power and Mode. How can the user complete a P-Setting with the 2 buttons without messing up? Read on and learn more!

 

CONTENT

Accessing Settings

P-Setting Menu

Fault Codes

 

Accessing Settings

1. Power on your scooter.
2. Hold the Mode and Power buttons (3 seconds) to access the P-setting menu.
3. Press the Power button to toggle through P-settings.
4. Press the Power button to adjust the value.
5. After adjustment, short press the Power button to switch to the next feature and save the previous feature value.
6. To save settings, allow the LCD display to timeout (8 seconds) or long press Mode and Power buttons to exit the menu.

*Long press the Power button to change the direction of value addition and subtraction, the left display "A" means increasing the value, and the left display "d" means decreasing the value.

 What do A and d mean?

 

Now you know how to use the display, let’s see the P-Setting menu, find the one you want to change!

 

 Setting Menu

Setting

Feature

Notes

P1

LCD brightness

1: low

2: mid

3: high

Default: 3

P2

Speedometer units

0: kph
1: mph
Default: 0

P3

Battery voltage (do not adjust)

From 24V to 72V
Default: 52V

P4

Auto-off time

0: not set
60: 60 min
Default: 5

P5

Unused

 

P6

Wheel diameter (do not adjust)

Default: 10.0

P7

Motor magnets (do not adjust)

From 0 to 255

Default: 28

P8

Power level

1: slowest
100: fastest
Default: 100 km/h

P9

Start mode

0: zero start
1: kick to start
Default: 0

P10

Unused

 

P11

Regenerative/Electronic brake strength

0: off,

1: weak
5: max
Default: 3

P12

Acceleration

0: off

1: weak
5: strong
Default: 3

P13

Unused

 

P14

Unused

 

P15

Automatic scooter voltage shut-down (do not adjust)

From 37.0 to 47.0

Default: 42.0

P16

Lifetime odometer reset

Long-press Mode button to reset to 0

P17

Cruise control

0: off
1: on
Default: 0

P18

Unused

 

P19

Unused

 

P20

Communication protocol (cannot adjust)

Default: 4

 

 

Fault Codes

After a long period of riding, you may encounter something fault and see one of these codes. So what does the fault code mean? Let's check the table below!

 

Fault Code

Feature

E 02

Brake

E 04

6km/h cruise

E 06

Battery under voltage

E 07

Motor faulty

E 09

Controller faulty

E 10

Faulty comms between controller and LCD

E 11

Faulty comms between controller and LCD

E 12

BMS failure

E 13

Headlight failure

 

If you can’t solve this problem, please contact our support team ASAP, directly email at support@varlascooter.com, and attach fault code photos or video, and we will reply to you within 24 hours!If you could give us more details, we can help you solve this problem more quickly!

And if you are a beginner, check this out for more tips for riding electric scooters.

Final words

That's all for today's intro on P-Setting (QS-S4).

If you do have any questions at all, feel free to drop us a message OR leave a comment!

 

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