Troubleshooting & Tutorials
Resolve Common Issues Quickly
Practical troubleshooting steps to resolve common issues quickly. If you need engineering support, submit a ticket with complete details.
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Common Issues Covered
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Diagnostic Steps
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Product Families
WIRELESS ADAPTERS
Common Issues — Wireless Adapters
Step-by-step guidance for pairing, data, and stability issues with wireless OBD adapters.
1
Confirm app supports the adapter connection mode (BLE or Bluetooth Classic)
2
Restart phone Bluetooth — toggle off, wait 5 seconds, toggle on
3
Verify vehicle ignition state — key must be in ON/RUN position
4
Remove old pairing entries and try fresh pairing
5
Test with a second phone to isolate app vs hardware issues
1
Confirm vehicle is OBD-II compliant (1996+ for US, 2001+ for EU gasoline, 2004+ for EU diesel)
2
Validate with a second vehicle to isolate vehicle-specific vs device issues
3
Reduce polling frequency in your app settings
4
Check that the correct protocol is being detected (auto-detect should work in most cases)
5
Verify adapter LED indicators show active communication
1
Test during driving vs stationary — some PIDs only update while driving
2
Check for aggressive polling — reduce to ≤10 Hz per PID
3
Confirm vehicle voltage stability (battery ≥ 12V, alternator functioning)
4
Test with app in foreground only (background mode can cause timing issues)
5
Try a shorter polling PID list to reduce bus traffic
HANDHELD SCANNERS
Common Issues — Handheld Scanners
Step-by-step guidance for communication, function, and readiness issues with handheld devices.
1
Confirm ignition is ON (not just ACC) and OBD port supplies power
2
Check OBD connector pins for damage or debris
3
Try a second vehicle to isolate vehicle vs device issues
4
Verify the OBD cable is firmly seated — push until it clicks
5
Check that the device screen shows 'Connecting' status
1
Some vehicles do not support all test modes — this is ECU-dependent, not a device limitation
2
Verify with vehicle make/model/year in our compatibility reference
3
Check if the function requires engine running vs ignition only
4
Update to the latest firmware if an update is available for your model
5
Submit a compatibility question with specific function details
1
Drive cycle and repair status affect readiness — monitors reset after clearing DTCs
2
Verify after appropriate drive cycle (typically 50–100 miles of mixed driving)
3
Some monitors require specific conditions (cold start, highway speed, idle, etc.)
4
Confirm no pending DTCs that would prevent monitors from running
5
Check with your local emissions authority for specific drive cycle requirements
TPMS SENSORS
Common Issues — TPMS Sensors
Step-by-step guidance for pairing, data, and stability issues with TPMS sensors.
1
Make sure the phone supports Bluetooth 4.0 or above and Bluetooth is ON.
2
Install the TPMSII app (scan the QR code card, or search "TPMSII" in App Store / Google Play).
3
Stay close to the vehicle/sensors during pairing (typically within a few meters).
4
Confirm each sensor is installed in the correct tire position (LF/RF/LR/RR) and tightened properly.
5
For internal sensors (if applicable): drive above 20 km/h for about 2–3 km to wake up the sensor and obtain data.
1
Re-open the app and make sure Bluetooth permission is granted.
2
Try Auto Pairing and tap Search again.
3
For outer sensors: remove and reinstall the sensor, then tighten it slowly and firmly.
4
If the sensor was swapped between wheels, re-bind the sensor to the correct position.
5
Restart the phone and try again.
1
Recommended: bind by scanning the QR code card ("one-click binding") or scan/input the sensor ID code.
2
Make sure you are scanning/typing the correct ID (each sensor has a unique ID).
3
If you changed phones, bind the sensors again on the new phone.
4
If the app shows multiple methods (Scan & Match / Auto Pairing / Manual Pairing), try another method.
1
Check the sensor markings and the installation position on the vehicle.
2
Unbind and re-bind the sensors in the correct order/position.
3
If you rotated tires, re-bind the sensors after rotation.
1
Verify the actual tire pressure with a calibrated mechanical gauge.
2
Check that the app unit is correct (PSI / kPa / bar).
3
Extreme temperature changes can affect readings; allow time for the tire to stabilize.
4
If one wheel reads abnormal compared to others, check for tire leakage and confirm the sensor is installed correctly.
1
Check the warning thresholds in System Settings (upper/lower pressure, upper temperature, low battery).
2
Restore default settings and set thresholds again if needed.
3
If a tire is under-inflated or overheated, stop safely and inspect the tire.
1
Battery life depends on usage and environment. Replace the sensor when the battery is low (battery is built-in).
2
If you store the vehicle for a long time, check the sensor status again before driving.
1
The sensor is rated IP67 for daily use, but avoid long-term immersion and high-pressure water jets.
2
Keep the valve area clean; ensure the sensor is tightened and the anti-theft screw is secured.
Still Having Issues?
If the steps above don't resolve your issue, submit a support ticket with your device model, firmware version, vehicle details, and screenshots. Our team will investigate.
Reference
Safety & Handling Reminders
Transport
- Ship in cartons; handle with care
- Avoid heavy vibration, shock, or compression
- Protect from rain and direct sunlight
- Suitable for road, rail, sea, and air transport
Packaging, Storage & Handling
- Storage: clean, ventilated, cool, and dry place; keep moisture-proof
- Ship in cartons; handle with care; avoid heavy vibration, shock, or compression
- Protect from rain and direct sunlight; suitable for road, rail, sea, and air transport
Care & Safety
Do not use abrasive cleaners; do not heat or place near open flames; do not expose to direct sunlight for long periods; do not disassemble or modify (no user-serviceable parts).
Need More Help?
Submit a structured support ticket with your device details and issue description. Our team will investigate and respond.
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