UDIAG X-20

5.5" TPMS service tool with full-system OBD2 diagnostics

Model code: X-20 Manufacturer: Udiag

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Description

UDIAG X-20 is a TPMS service tool with full-system OBD2 diagnostics. It runs Android 9 on a 5.5" touchscreen (720x1280) with 2 GB RAM / 32 GB storage and a 5,000 mAh battery, and connects to the car through a wireless VCI.

TPMS: activates 315/433 MHz sensors (OEM and aftermarket), reads sensor ID, pressure, temperature and battery status, programs and clones UDIAG sensors, and performs OBD, stationary and automatic relearns for major brands; TPMS fault codes. Diagnostics: all 10 OBDII modes and full-system scan (engine, ABS, SRS and other modules) with read/clear codes, freeze frame, live data, ECU information and actuation tests. Top 10 service functions: ABS bleeding, BRT, TPMS, DPF, EPB, injector coding, oil reset, SAS, clutch adaptation and change tire. Supports CAN FD and DoIP. VIN scan / auto recognition.

Function availability depends on make, model and year. No PDF user manual is published on udiagtech.com.

Specifications

Product type	Device with pre-installed software (standalone)
OEM (Original Equipment Manufacturer) product? i	No
For which vehicle	Cars
Connection with computer / tablet / phone	Bluetooth, Wi-Fi
Other connection (details)	Wireless VCI
Vehicle power supply system	12V
Supported protocols	K-line, KWP2000, SAE J1850, CAN, J1979, UDS, CAN FD, DoIP
Other protocols (details)	ISO 15765-4, ISO 14230-2, ISO 9141-2, K/L lines, SAE J1850 VPW/PWM, high/middle/low-speed and single-wire CAN, KW81, KW82, GM UART, Honda Diag-H; TPMS RF 315/433 MHz
Months of free updates	free for life
Subscription model (description)	Lifetime free updates.
Menu language	English
Other language (details)	Multi-language interface (list not published by UDIAG)

Supported functions (22)

Actuation

Actuation / component test i (Actuation tests. UDIAG does not publish a list of makes – availability depends on make, model, year and installed control modules; check your VIN with UDIAG before buying.)

Advanced Diagnostics

O2 sensor data i (O2 sensor test (Mode 05).)
Live data graphing i

Diagnostics

Reading the VIN i (VIN / vehicle information (Mode 09).)
Read fault codes (DTC) i (Generic engine / emission codes, incl. pending and permanent codes.)
Clear fault codes (DTC) i
Live data stream i
Freeze frame data i
Full system (all modules) scan i (Full-system scan via wireless VCI. UDIAG does not publish a list of makes – availability depends on make, model, year and installed control modules; check your VIN with UDIAG before buying.)
I/M readiness monitors i
EVAP system test i (Component test / EVAP (OBD2 Mode 08), where supported by the vehicle.)
On-board monitor test (Mode 06) i
ECU information i (Calibration IDs (CAL ID / CVN).)

Service reset

Oil / service / inspection reset i (Oil reset. UDIAG does not publish a list of makes – availability depends on make, model, year and installed control modules; check your VIN with UDIAG before buying.)
Electronic parking brake (EPB) service i (EPB. UDIAG does not publish a list of makes – availability depends on make, model, year and installed control modules; check your VIN with UDIAG before buying.)
Steering angle sensor (SAS) reset i (SAS. UDIAG does not publish a list of makes – availability depends on make, model, year and installed control modules; check your VIN with UDIAG before buying.)
Battery management (BMS) registration i (BRT. UDIAG does not publish a list of makes – availability depends on make, model, year and installed control modules; check your VIN with UDIAG before buying.)
DPF / FAP regeneration i (DPF. UDIAG does not publish a list of makes – availability depends on make, model, year and installed control modules; check your VIN with UDIAG before buying.)
TPMS reset / relearn i (TPMS: activates 315/433 MHz OEM and aftermarket sensors, reads ID / pressure / temperature / battery, programs and clones UDIAG sensors, OBD / stationary / auto relearn. UDIAG does not publish a list of makes – availability depends on make, model, year and installed control modules; check your VIN with UDIAG before buying.)
ABS brake bleeding i (ABS bleeding. UDIAG does not publish a list of makes – availability depends on make, model, year and installed control modules; check your VIN with UDIAG before buying.)
Gearbox / transmission adaptation i (Clutch adaptation. UDIAG does not publish a list of makes – availability depends on make, model, year and installed control modules; check your VIN with UDIAG before buying.)
Injector coding i (Injector coding. UDIAG does not publish a list of makes – availability depends on make, model, year and installed control modules; check your VIN with UDIAG before buying.)

Conditions for specific vehicles (1)

Notes added by the manufacturer that apply only to the vehicles listed below — the function itself is supported.

Notes for specific vehicles (all functions)

Alpine (1)

Alpine
EU-market vehicles: OBD2/EOBD from 2001 (petrol) and 2004 (diesel).

Citroen (1)

Citroen
EU-market vehicles: OBD2/EOBD from 2001 (petrol) and 2004 (diesel).

Cupra (1)

Cupra
EU-market vehicles: OBD2/EOBD from 2001 (petrol) and 2004 (diesel).

DS (1)

DS
EU-market vehicles: OBD2/EOBD from 2001 (petrol) and 2004 (diesel).

Dacia (1)

Dacia
EU-market vehicles: OBD2/EOBD from 2001 (petrol) and 2004 (diesel).

Daihatsu (1)

Daihatsu
EU-market vehicles: OBD2/EOBD from 2001 (petrol) and 2004 (diesel).

Lancia (1)

Lancia
EU-market vehicles: OBD2/EOBD from 2001 (petrol) and 2004 (diesel).

MG (1)

MG
EU-market vehicles: OBD2/EOBD from 2001 (petrol) and 2004 (diesel).

Opel (1)

Opel
EU-market vehicles: OBD2/EOBD from 2001 (petrol) and 2004 (diesel).

Peugeot (1)

Peugeot
EU-market vehicles: OBD2/EOBD from 2001 (petrol) and 2004 (diesel).

Ravon (1)

Ravon
EU-market vehicles: OBD2/EOBD from 2001 (petrol) and 2004 (diesel).

Renault (1)

Renault
EU-market vehicles: OBD2/EOBD from 2001 (petrol) and 2004 (diesel).

Rover (1)

Rover
EU-market vehicles: OBD2/EOBD from 2001 (petrol) and 2004 (diesel).

SEAT (1)

SEAT
EU-market vehicles: OBD2/EOBD from 2001 (petrol) and 2004 (diesel).

Skoda (1)

Skoda
EU-market vehicles: OBD2/EOBD from 2001 (petrol) and 2004 (diesel).

SsangYong (1)

SsangYong
EU-market vehicles: OBD2/EOBD from 2001 (petrol) and 2004 (diesel).

Vauxhall (1)

Vauxhall
EU-market vehicles: OBD2/EOBD from 2001 (petrol) and 2004 (diesel).

Compatibility disclosure

TPMS service tool (315/433 MHz, 99% of sensors per UDIAG) with full-system OBD2 diagnostics via wireless VCI, actuation tests, CAN FD / DoIP and top-10 service functions. UDIAG does not publish a list of makes. Model years are not published by UDIAG; entries start at 1996 (EU-only makes 2001; diesel EOBD 2004). Function availability depends on make, model, year and installed control modules – check your VIN with UDIAG before buying. OEM dealer software and licences are not included.

Compatible vehicles (72 makes)

Check if it fits your vehicle:

Abarth (all models)

All models of this make (1996–…)

Acura (all models)

All models of this make (1996–…)

Alfa Romeo (all models)

All models of this make (1996–…)

Alpine (all models)

All models of this make (2001–…) ✎ EU-market vehicles: OBD2/EOBD from 2001 (petrol) and 2004 (diesel).

Aston Martin (all models)

All models of this make (1996–…)

Audi (all models)

All models of this make (1996–…)

BMW (all models)

All models of this make (1996–…)

Bentley (all models)

All models of this make (1996–…)

Bugatti (all models)

All models of this make (1996–…)

Buick (all models)

All models of this make (1996–…)

Cadillac (all models)

All models of this make (1996–…)

Chevrolet (all models)

All models of this make (1996–…)

Chrysler (all models)

All models of this make (1996–…)

Citroen (all models)

All models of this make (2001–…) ✎ EU-market vehicles: OBD2/EOBD from 2001 (petrol) and 2004 (diesel).

Cupra (all models)

All models of this make (2001–…) ✎ EU-market vehicles: OBD2/EOBD from 2001 (petrol) and 2004 (diesel).

DS (all models)

All models of this make (2001–…) ✎ EU-market vehicles: OBD2/EOBD from 2001 (petrol) and 2004 (diesel).

Dacia (all models)

All models of this make (2001–…) ✎ EU-market vehicles: OBD2/EOBD from 2001 (petrol) and 2004 (diesel).

Daewoo (all models)

All models of this make (1996–…)

Daihatsu (all models)

All models of this make (2001–…) ✎ EU-market vehicles: OBD2/EOBD from 2001 (petrol) and 2004 (diesel).

Dodge (all models)

All models of this make (1996–…)

Ferrari (all models)

All models of this make (1996–…)

Fiat (all models)

All models of this make (1996–…)

Ford (all models)

All models of this make (1996–…)

GMC (all models)

All models of this make (1996–…)

Genesis (all models)

All models of this make (1996–…)

Honda (all models)

All models of this make (1996–…)

Hummer (all models)

All models of this make (1996–…)

Hyundai (all models)

All models of this make (1996–…)

Infiniti (all models)

All models of this make (1996–…)

Isuzu (all models)

All models of this make (1996–…)

Jaguar (all models)

All models of this make (1996–…)

Jeep (all models)

All models of this make (1996–…)

Kia (all models)

All models of this make (1996–…)

Lamborghini (all models)

All models of this make (1996–…)

Lancia (all models)

All models of this make (2001–…) ✎ EU-market vehicles: OBD2/EOBD from 2001 (petrol) and 2004 (diesel).

Land Rover (all models)

All models of this make (1996–…)

Lexus (all models)

All models of this make (1996–…)

Lincoln (all models)

All models of this make (1996–…)

Lotus (all models)

All models of this make (1996–…)

MG (all models)

All models of this make (2001–…) ✎ EU-market vehicles: OBD2/EOBD from 2001 (petrol) and 2004 (diesel).

Maserati (all models)

All models of this make (1996–…)

Mazda (all models)

All models of this make (1996–…)

McLaren (all models)

All models of this make (1996–…)

Mercedes-Benz (all models)

All models of this make (1996–…)

Mercury (all models)

All models of this make (1996–…)

Mini (all models)

All models of this make (1996–…)

Mitsubishi (all models)

All models of this make (1996–…)

Nissan (all models)

All models of this make (1996–…)

Oldsmobile (all models)

All models of this make (1996–…)

Opel (all models)

All models of this make (2001–…) ✎ EU-market vehicles: OBD2/EOBD from 2001 (petrol) and 2004 (diesel).

Peugeot (all models)

All models of this make (2001–…) ✎ EU-market vehicles: OBD2/EOBD from 2001 (petrol) and 2004 (diesel).

Plymouth (all models)

All models of this make (1996–…)

Pontiac (all models)

All models of this make (1996–…)

Porsche (all models)

All models of this make (1996–…)

RAM (all models)

All models of this make (1996–…)

Ravon (all models)

All models of this make (2001–…) ✎ EU-market vehicles: OBD2/EOBD from 2001 (petrol) and 2004 (diesel).

Renault (all models)

All models of this make (2001–…) ✎ EU-market vehicles: OBD2/EOBD from 2001 (petrol) and 2004 (diesel).

Rolls-Royce (all models)

All models of this make (1996–…)

Rover (all models)

All models of this make (2001–…) ✎ EU-market vehicles: OBD2/EOBD from 2001 (petrol) and 2004 (diesel).

SEAT (all models)

All models of this make (2001–…) ✎ EU-market vehicles: OBD2/EOBD from 2001 (petrol) and 2004 (diesel).

Saab (all models)

All models of this make (1996–…)

Saturn (all models)

All models of this make (1996–…)

Scion (all models)

All models of this make (1996–…)

Skoda (all models)

All models of this make (2001–…) ✎ EU-market vehicles: OBD2/EOBD from 2001 (petrol) and 2004 (diesel).

Smart (all models)

All models of this make (1996–…)

SsangYong (all models)

All models of this make (2001–…) ✎ EU-market vehicles: OBD2/EOBD from 2001 (petrol) and 2004 (diesel).

Subaru (all models)

All models of this make (1996–…)

Suzuki (all models)

All models of this make (1996–…)

Toyota (all models)

All models of this make (1996–…)

Vauxhall (all models)

All models of this make (2001–…) ✎ EU-market vehicles: OBD2/EOBD from 2001 (petrol) and 2004 (diesel).

Volkswagen (all models)

All models of this make (1996–…)

Volvo (all models)

All models of this make (1996–…)

Where to buy

Udiagtech.com
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About the manufacturer: Udiag

UDIAG TECH CO., LTD. is an automotive diagnostic equipment manufacturer based in Shenzhen, China, with more than 13 years of experience in the automotive aftermarket. The company designs and sells OE-level diagnostic tablets (X-95 Pro, X-60, X-50), handheld scan tools (A-series, X-20 TPMS scanner, M200 motorcycle scanner), OBDII code readers (CR-series), TPMS tools, automotive oscilloscopes and ADAS calibration systems, as well as smoke leak detectors, video scopes and battery testers. UDIAG has a team of over 50 software engineers, invests more than 20% of annual revenue in R&D, serves customers in over 50 countries and regions, and its products carry ISO 9001, CE, FCC and RoHS certifications. Website: www.udiagtech.com

https://www.udiagtech.com/ ↗