UDIAG CR800

OBD2 code reader with I/M readiness and battery voltage test

Model code: CR800 Manufacturer: Udiag

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Description

UDIAG CR800 is an entry-level OBDII code reader with a 2.8" colour screen, I/M readiness, VIN and DTC hot keys and green-yellow-red LEDs with a speaker for emissions readiness. Plug and play from the 16-pin DLC (8-18 V), about 1 m cable.

Functions: all 10 OBDII modes for most 1996 and newer OBDII/CAN vehicles - read/clear codes, I/M readiness, live data (up to 4 graphs), freeze frame, O2 sensor and on-board monitor tests (enhanced Mode 6), component test, vehicle information (VIN, CAL ID, CVN), DTC lookup and battery voltage test. Engine/emissions only (no ABS/SRS). Reports can be printed via USB connection to a Windows PC; updates via the UDIAG updater.

Specifications

Product type	Device with pre-installed software (standalone)
OEM (Original Equipment Manufacturer) product? i	No
For which vehicle	Cars
Price (USD)	$269 – $329
Connection with computer / tablet / phone	USB
Vehicle power supply system	12V
Supported protocols	K-line, KWP2000, SAE J1850, CAN, J1979
Months of free updates	free for life
Subscription model (description)	Lifetime free updates via the UDIAG PC updater.
Menu language	English
Other language (details)	Multi-language (selected in the PC updater; list not published)
Warranty (months)	12
Warranty details (optional)	1-year hardware warranty (replacement for non-human damage)

Supported functions (15)

Advanced Diagnostics

O2 sensor data i (O2 sensor test (Mode 05).)
DTC lookup i
Voltage reading i (Battery voltage test and display.)
Data logging / replay i (Record and play back live data.)
Live data graphing i (Up to 4 graphs.)

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
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).)

Reports

Print / share i (Print via PC (USB).)

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

Entry-level OBD2/EOBD engine code reader (all 10 modes) with I/M readiness hot key, LEDs and battery voltage. No ABS, SRS or other systems. 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

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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/ ↗