AS300 Car Diagnostic Scanner & Battery Voltage Tester (ANCEL)
£29.99 (incl. tax)
The ANCEL AS300 is a compact and easy-to-use car diagnostic scanner designed to help drivers quickly identify engine faults, monitor battery health and check emissions readiness without visiting a garage.
All orders are 24-48 hour tracked Postage and free shipping Overview
The ANCEL AS300 is an easy-to-use car diagnostic scanner designed for everyday drivers, DIY enthusiasts and small workshops that need fast access to engine diagnostics and vehicle health information. Compatible with most OBD2 and EOBD compliant vehicles, the AS300 provides essential fault-finding capabilities without the complexity or cost of larger workshop scanners.
Unlike generic code readers, this car diagnostic scanner provides access to live engine data, emissions testing information, freeze frame records and detailed diagnostic trouble codes. This helps users understand the cause of warning lights and monitor vehicle performance in real time.
One of the standout features of the AS300 is its integrated battery voltage tester, allowing users to quickly check battery condition directly through the OBD port. This makes it useful for diagnosing starting issues, charging system faults and general electrical problems without needing additional equipment.
The AS300 also functions as an engine fault diagnostic scanner code reader, helping users identify the cause of engine warning lights and emissions-related faults. Once repairs have been completed, fault codes can be cleared and vehicle readiness monitors checked before an MOT or emissions inspection.
Designed with simplicity in mind, the AS300 features a colour display, intuitive menu system and built-in fault code definitions. This allows users to quickly understand diagnostic results without constantly searching online for fault code information.
For drivers looking for a dependable car diagnostic scanner that combines diagnostics, live data and a battery voltage tester in one compact device, the ANCEL AS300 offers excellent value and ease of use.
If you prefer wireless diagnostics from your smartphone or tablet, you can explore our range of OBD2 Bluetooth Readers offering convenient vehicle diagnostics through Android and iOS devices.
Features
Key Features
Car Diagnostic Scanner
Quickly diagnose engine faults, warning lights and emissions-related issues.
Battery Voltage Tester
Monitor vehicle battery voltage and charging system performance directly through the scanner.
Full OBD2 Functions
Supports all standard OBD2 diagnostic modes including fault code reading and live data.
Live Data Display
View real-time vehicle information and sensor data.
Built-In DTC Library
Displays fault code definitions directly on the scanner.
One-Click I/M Readiness
Instantly check emissions monitor status before an MOT or emissions test.
Colour Display
Easy-to-read screen with simple menu navigation.
Lifetime Free Updates
No ongoing subscription fees or annual charges.
Why Buy the ANCEL AS300?
The AS300 is ideal for drivers who want a simple and affordable car diagnostic scanner without unnecessary complexity.
- Easy to use straight out of the box
- Full OBD2 functionality
- Built-in battery voltage tester
- Quick engine fault diagnosis
- Suitable for most OBD2 vehicles
- No subscription fees
This is a practical engine fault diagnostic scanner code reader designed for everyday vehicle maintenance and fault finding.
Functions
Functions / Capabilities
Read & Clear Fault Codes
The AS300 allows users to:
- Read engine fault codes
- Clear diagnostic trouble codes
- Turn off the check engine light after repairs
- Retrieve pending and stored codes
This makes the AS300 an excellent car diagnostic scanner for identifying common engine faults.
Live Data Monitoring
View real-time vehicle data including:
- Engine RPM
- Coolant temperature
- Fuel system information
- Oxygen sensor readings
- Vehicle speed
- Airflow sensor data
Live data helps diagnose intermittent faults and monitor engine performance.
Battery Voltage Tester
The built-in battery voltage tester allows users to:
- Check battery condition
- Monitor charging voltage
- Diagnose charging system issues
- Identify potential electrical faults
Unlike many entry-level scanners, the AS300 combines diagnostics and battery voltage tester functionality in one device.
*Understanding battery voltage is an important part of vehicle fault diagnosis. This guide explains battery fundamentals, voltage behaviour and battery testing principles.
I/M Readiness Check
Quickly determine whether emissions monitors are ready for inspection.
Includes:
- Misfire monitor
- Fuel system monitor
- Catalyst monitor
- Oxygen sensor monitor
- EVAP monitor
Ideal for checking readiness before an MOT test.
Freeze Frame Data
Displays engine operating conditions at the moment a fault code was recorded.
This helps technicians and vehicle owners better understand the cause of faults.
O2 Sensor Testing
Monitor oxygen sensor performance and emissions-related systems.
Useful when diagnosing fuel economy issues, emissions faults and catalytic converter problems.
EVAP System Testing
Supports EVAP system monitoring and emissions-related diagnostics on supported vehicles.
Vehicle Information
Retrieve important vehicle data including:
- VIN number
- Calibration ID
- Calibration verification number (CVN)
Built-In DTC Lookup
The integrated fault code library provides instant descriptions for many common fault codes, reducing the need for external references.
Vehicle Coverage
Wide Vehicle Compatibility
This car diagnostic scanner supports most OBD2 and EOBD compliant vehicles.
European Vehicles
BMW, MINI, Mercedes-Benz, Audi, Volkswagen, Skoda, SEAT, Peugeot, Citroën, Renault, Fiat, Volvo, Jaguar, Land Rover, Vauxhall and more.
Asian Vehicles
Toyota, Lexus, Honda, Nissan, Mazda, Mitsubishi, Subaru, Suzuki, Hyundai, Kia and others.
American Vehicles
Ford, Lincoln, Chevrolet, GMC, Cadillac, Buick, Chrysler, Dodge and Jeep.
OBD2 Compatibility
Supports most:
- Petrol vehicles from 2002 onwards (UK/EU)
- Diesel vehicles from 2004 onwards (UK/EU)
- US vehicles from 2002 onwards
Coverage Notes
Vehicle functions vary depending on:
- Vehicle manufacturer
- Model year
- Engine type
- OBD2 compliance level
⚠️ Important
The AS300 is primarily an engine diagnostics scanner and does not provide full-system diagnostics such as ABS, airbag or transmission diagnostics.
If you require full-system diagnostics, please explore our range of full system diagnostic tools.
Spec / Contents
Technical Specifications
- Display: Colour TFT Screen
- Connection: OBD2 Cable
- Power Supply: Vehicle OBD Port
- Updates: Lifetime Free Updates
- OBD Functions: Full OBD2 Modes
- Battery Test Function: Supported
- Built-In DTC Library: Supported
Package Contents
- ANCEL AS300 Car Diagnostic Scanner
- User Manual
- OBD2 Connection Cable
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