1. تعارف
خريد ڪرڻ لاءِ مهربانيasing the SinoTrack 4G Mini OBDII GPS Tracker ST-902L. This manual provides detailed instructions on how to operate your device smoothly and correctly. The ST-902L is a plug-and-play GPS tracking device designed for vehicles with a standard 16-pin OBD-II interface. It offers real-time vehicle tracking and remote location capabilities via GPRS, without requiring complex installation or wiring. Please note that this device is primarily for obtaining electricity from the OBD port and does not include car diagnostic functions.

SinoTrack 4G Mini OBDII GPS Tracker with a smartphone displaying the tracking application.
2. وضاحتون
| خاصيت | تفصيل |
|---|---|
| ماڊل نالو | ST-902L 4G |
| نيٽ ورڪ | 4 جي + 2 جي |
| بيٽري جي زندگي | 1 to 4 Hours (Built-in 120mAh/3.7V) |
| جلدtage | 12 V |
| ٻاهر نڪرڻ | 0.02W |
| جي پي ايس ماڊل | ها |
| GPS Type | GPS ٽريڪٽر |
| خاص خاصيتون | انٽرنيٽ ڳنڍيل |
| سرٽيفڪيشن | CE |
| اصليت | مکيه زمين چين |
| اسڪرين جي ماپ | نه اسڪرين |
| پيڪيج جي ڊيگهه | 14 سينٽي |
| پيڪيج جي ويڪر | 8 سينٽي |
| پيڪيج جي اوچائي | 3 سينٽي |
| پيڪيج جو وزن | 0.109 ڪلو |
3. پيڪيج مواد
پيڪيج ۾ ھيٺيون شيون شامل آھن:
- 1 x SinoTrack 4G Mini OBDII GPS Tracker (ST-902L)
- 1 x استعمال ڪندڙ دستياب
نوٽ: A SIM card is NOT included and must be purchased separately from a local provider.

The SinoTrack GPS Tracker and its accompanying user manual, as found in the product packaging.
4. سيٽ اپ گائيڊ
4.1. سم ڪارڊ لڳائڻ
- Ensure you have a Micro SIM card without a PIN code.
- Carefully insert the Micro SIM card into the designated slot on the GPS tracker.

تفصيلي view of the SIM card slot and proper insertion into the GPS tracker.
4.2. ڊوائيس تنصيب
- Locate your vehicle's OBD-II port. This port is typically found under the dashboard on the driver's side, though there are up to 6 possible locations.
- Simply plug the SinoTrack ST-902L into the OBD-II port. The device is plug-and-play and requires no additional wiring.



Left to right: The SinoTrack GPS tracker, inserting the device into the OBD-II port, and the device fully installed with indicator lights active.
4.3. Initial Power-up and LED Status
After installation, place the device in an open area for approximately 30 seconds to allow it to acquire a GPS signal. The LED lights will indicate the device's status:
| LED رنگ | حيثيت | مطلب |
|---|---|---|
| Blue (GPS Status) | چمڪائڻ | ڪوبه پي ايس ايس سگنل يا جي پي ايس شروع نه ٿيو |
| Blue (GPS Status) | ON | جي پي ايس ٺيڪ آهي |
| Orange (GSM Status) | چمڪائڻ | ڪوبه سم ڪارڊ يا جي ايم ايس شروع ناهي |
| Orange (GSM Status) | ON | جي ايس ايم ٺيڪ آهي |
4.4. App and Web پليٽ فارم جي رسائي
To track your device, you can use the SinoTrack PRO mobile application or the web ٽريڪنگ پليٽ فارم.
- موبائل ايپ: ڳولھيو "SinoTrack PRO" on the Apple App Store (iOS) or Google Play Store (Android).
- Web پليٽ فارم: ذريعي رسائي www.sinotrackpro.com or http://45.112.204.246.
لاگ ان سندون:
- سرور: SinoTrackPro
- استعمال ڪندڙ جو نالو: The ID number found on your tracker.
- پاسورڊ: 123456 (It is highly recommended to change this default password after your first login.)


Left: Logos for downloading the SinoTrack PRO app. Right: The login screen for the mobile application.
5. آپريٽنگ هدايتون
5.1. ايس ايم ايس حڪم
The tracker can be configured and controlled using SMS commands sent to the SIM card number inserted in the device. All commands should be sent from a registered control number.
- Set Control Number:
حڪم:Number+pass+blank+serial
Exampاليزي:139504434650000 1(where 13950443465 is the mobile number, 0000 is the password, and 1 indicates the first control number). The tracker will reply with "SET OK". You can set up to three control numbers. - Change Working Mode:
The ST-902L supports both SMS and GPRS working modes.- SMS Mode (Default): For control via mobile and receiving Google location links.
حڪم:700+Password
Exampاليزي:7000000 - جي پي آر ايس موڊ: For real-time online tracking and data logging.
حڪم:710+Password
Exampاليزي:7100000
- SMS Mode (Default): For control via mobile and receiving Google location links.
- پاسورڊ تبديل ڪريو:
حڪم:777+New Password+Old password
Exampاليزي:77712340000(to change from 0000 to 1234) - Get Location with Google Link:
حڪم:669+password
Exampاليزي:6690000
The tracker will send back a Google Maps link with its current location. - Get Location by Phone Call:
Call the SIM card number in the tracker. It will reply with a Google Maps link. If the device is in an invalid location, it will send the last valid location and then send a new SMS with the updated location once acquired. - Change Time Zone:
حڪم:896+password+E/W+HH(E for East, W for West, HH for hours offset)
Exampاليزي:8960000E00(for default 0 time zone) - Send Location in Defined Time Every Day:
حڪم:665+password+HHMM(HH for hour 00-23, MM for minutes 00-59)
Exampاليزي:66500001219
To close this function:665+password+OFF
Exampاليزي:6650000OFF - Geo Fence (Alarm to first control number only):
- کليل جيو باڙ:
211+password - جيو باڙ بند ڪريو:
210+password - Set Geo Fence:
005+password+XXX(XXX is the radius in meters, e.g.,00500001000for 1000 meters). It is suggested to set the Geo Fence to more than 1000 meters.
- کليل جيو باڙ:
- Over Speed Alarm (Alarm to control numbers):
حڪم:122+password+Blank+XXX(XXX is the speed in KM/H, 0-999. 0 means alarm off)
Exampاليزي:1220000 120(for 120 KM/H) - مائليج:
- Set Initial Mileage:
142+Password<+M+X>(X is the mileage in meters)
Exampاليزي:1420000M1000 - Read Current Mileage:
143+password
Exampاليزي:1430000
- Set Initial Mileage:
- Shock Alarm (Alarm to first control number):
- کوليو شاک الارم:
181+password+T(T is shocking time in seconds, 0-120)
Exampاليزي:1810000T10 - شاک الارم بند ڪريو
180+password
Exampاليزي:1800000
- کوليو شاک الارم:
- گھٽ بيٽري الارم:
The tracker automatically sends a low power alarm SMS to the first control number when the battery level is low (Bat:1, 20%). - ڪال موڊ:
- Call Mode ON:
150+password
Exampاليزي:1500000
When ON, alarms will trigger a call and send SMS to the control number. - Call Mode OFF:
151+password
Exampاليزي:1510000
When OFF, alarms will only send SMS.
- Call Mode ON:
- سمهڻ جو طريقو:
- Open Sleep Mode:
SLEEP00001 - Close Sleep Mode:
SLEEP00000(tracker works all the time)
- Open Sleep Mode:
- APN سيٽ ڪريو:
حڪم:803+password+Blank+APN
Exampاليزي:8030000 CMNET
If your APN requires a username and password:
حڪم:803+password+Blank+APN+Blank+APNuser+Blank+APNpass
Exampاليزي:8030000 CMNET CMNET CMNET - IP ۽ پورٽ سيٽ ڪريو:
حڪم:804+password+Blank+IP+Blank+Port
Exampاليزي:8040000 45.112.204.246 8090 - Set Time Interval (GPRS Upload Time):
حڪم:805+password+Blank+T(T is time interval in seconds, 10-18000. Default is 20 seconds. T=0 closes GPRS.)
Exampاليزي:8050000 20 - Sleep Mode (Vehicle Stopped):
حڪم:SLEEP+password+Blank+T(Tracker sleeps when vehicle stops for T minutes)
Exampاليزي:SLEEP0000 5(sleeps after 5 minutes of no movement)
5.2. Online Tracking Platform
The SinoTrack online tracking platform allows you to monitor your vehicle(s) in real-time, view history routes, and manage device settings.
- رسائي: ذريعي لاگ ان ڪريو www.sinotrackpro.com or http://45.112.204.246.
- خاصيتون: Multi-platform operation (supports various web browsers, Android/iOS mobile clients, WeChat applet, and API interface).

Screenshots illustrating the user interface of the SinoTrack PRO web platform and mobile application.
5.3. تاريخ جو رستو پلے بیک
The tracking platform and mobile app allow you to view and playback your daily tracking history anytime and anywhere.

A mobile application screenshot showing the history route playback feature on a map interface.
6. سار سنڀال
- صفائي: Use a soft, dry cloth to clean the device. Avoid using harsh chemicals or solvents.
- ماحولياتي حالتون: ڊوائيس کي سڪل رکو ۽ انتهائي گرمي پد کان پري رکو.
- بيٽري: The device has a built-in battery for backup power. It is not user-replaceable. The device will send a low battery alarm when necessary.
- فرم ويئر اپڊيٽس: Ensure your device's firmware is up to date for optimal performance. Check the official SinoTrack webڪنهن به دستياب اپڊيٽ لاء سائيٽ يا ايپ.
7. مسئلا حل ڪرڻ
If you encounter issues with your SinoTrack GPS Tracker, refer to the table below for common problems and solutions.
| مسئلو | حل |
|---|---|
| Cannot login to app or webسائيٽ | Ensure you choose the correct SinoTracker Server (SinoTrackPro) on the app/webسائيٽ. |
| Device shows "unactivated" on platform | Verify correct IP and APN settings. Default IP: 45.112.204.217, Port: 8800. |
| Device shows "offline" on platform | Check SIM card balance and internet plan. Send SMS command RCONF to check GPS settings, IP, PORT, and APN. |
| Device shows China location on platform | This may indicate a test location before device deployment or no valid GPS signal. |
| Device icon is Yellow color | Place the device in an open area to acquire a strong GPS signal. |
| Device shows incorrect location | Ensure the SIM card is inserted correctly and has sufficient credit. |
| Device doesn't respond to SMS commands | Verify the SIM card supports GSM or 3G/4G network. Check if the SIM card has a PIN code and disable it if present. Try a different operator's SIM card if issues persist. |
| What is the APN? | APN (Access Point Network) is specific to your SIM card provider. Contact your provider or refer to http://www.unlockit.co.nz/mobilesettings/ حوالي لاءِ. |
| APN ڪيئن سيٽ ڪجي؟ | ايس ايم ايس حڪم موڪليو: 803+Password+Blank+APN (مثال طور، 8030000 internet). If APN requires user/pass: 803+Password+Blank+APN+Blank+APNuser+Blank+APNpass. |
| How to set IP and Port? | ايس ايم ايس حڪم موڪليو: 804+Password+Blank+IP+Blank+Port (مثال طور، 8040000 45.112.204.217 8800). |
| How to get account for login platform? | Use the ID number on your device as the username and 123456 as the default password. Webسائيٽ: www.sinotracker.com. |
| How to get Group user for Multiple devices? | Contact SinoTrack support with all ID numbers of the trackers you wish to group and your desired user name. |

A comprehensive FAQ table addressing common issues and their resolutions for the GPS tracker.
8. استعمال ڪندڙ ٽوٽڪا
- گاڏي مطابقت: The ST-902L is compatible with any vehicle that has a standard 16-pin OBD-II interface. Most vehicles manufactured after 1996 in the US, and after 2001 in the EU, are OBD-II compliant.
- SIM Card Requirement: Remember that the SIM card is not included. Purchase a local Micro SIM card with an active data plan (for GPRS mode) and ensure it does not have a PIN code enabled.
- ڊفالٽ پاسورڊ تبديل ڪريو: For security, always change the default password (123456) immediately after your first login to the tracking platform.
- ملٽي ڊيوائس مينيجمينٽ: If you plan to track multiple SinoTrack GPS devices, contact SinoTrack support. They can create a group account for you to monitor all your devices from a single platform.
- Alarm Behavior: Be aware that when 'Call Mode' is active, alarms will trigger both a phone call and an SMS to the control number. If 'Call Mode' is off, only an SMS will be sent.
9. سپورٽ ۽ وڌيڪ معلومات
For any further questions, technical support, or suggestions, please contact SinoTrack support directly. You can send an email to sino@sinotrack.com.
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