OBD2 Diagnostic Scanner Ancel AS100/AC100, multi-protocol support, compact handheld design

Ancel AS100/AC100 OBD2 diagnostic scanner is a compact handheld device for reading and clearing fault codes and monitoring basic vehicle data on cars that support standard OBD-II/EOBD protocols. The scanner supports multiple communication protocols and displays live sensor data, emission readiness, freeze frame information and general vehicle details. Its small size and simple menus make it suitable for both DIY users and professional mechanics who need a straightforward tool for quick diagnostics and routine checks.

Advantages

The Ancel AS100/AC100 provides multi-protocol compatibility (CAN, ISO9141, KWP2000, J1850 PWM, J1850 VPW), an LCD with 128x64 pixel resolution, and a multilingual menu. It reads and clears diagnostic trouble codes, shows live sensor data, checks I/M readiness and freeze frame data, and offers specific tests such as EVAP, O2 sensor and battery checks. The device can also display MIL status and clear the Check Engine light after repairs.

Suitable for

• DIY vehicle owners who need basic engine diagnostics
• Professional mechanics requiring a portable OBD2 scanner for quick checks
• Pre-inspection checks for emission readiness (I/M Readiness)
• Reading freeze frame and sensor data for troubleshooting

Key specifications

• Manufacturer: Ancel
• Model: AS100/AC100
• Compatibility: OBDII / EOBD compliant vehicles
• Communication protocols: CAN, ISO9141, KWP2000, J1850 PWM, J1850 VPW
• Display type: LCD
• Display resolution: 128 x 64 pixels
• Error code reading: Yes
• Deleting error codes: Yes
• Live monitoring of sensor data: Yes
• I/M Readiness (emission test readiness): Yes
• Freeze frame data: Yes
• EVAP system check: Yes
• Battery test: Yes
• O2 sensor test: Yes
• MIL status check (Check Engine Light): Yes
• Viewing EPB system data: Yes
• Clearing the Check Engine light: Yes
• Multilingual menu: Yes

How to use

Connect the scanner to the vehicle’s OBD-II port, switch the ignition on without starting the engine if required, and follow on-screen prompts to read fault codes or view live data. Use the menu to select diagnostic functions such as reading/clearing codes, checking I/M readiness, viewing freeze frame or performing specific tests like EVAP or O2 sensor checks. After repairs, use the delete function to clear stored trouble codes and verify that the MIL status is updated.

Recommendations

Use the Ancel AS100/AC100 on vehicles that comply with OBD-II/EOBD standards according to their regional model years. For accurate results, perform diagnostics with the vehicle in a stable state as described in the vehicle manual (e.g., ignition on, engine warm). If a fault persists after clearing codes, perform further diagnostics or consult a professional technician.