24 top-rated diagnostic on AliExpress
We picked 24 diagnostic from AliExpress with real orders and good reviews. Prices go from $2.41 to $50.46, the average rating is 4.9 stars and the most popular one has 68k orders. Every product opens on AliExpress, where you pay with buyer protection.
Updated: 2026-11
- 1
-63%V410 OBD2 Car Diagnostic Scanner – All-in-One Diagnostic Tool for Identifying and Troubles$7.04 $18.91★ 4.9 · 68k soldView on AliExpress → - 2
-55%Car Truck Voltage Circuit Tester Auto 6V 24V Tools Car Diagnostic Probe Test Pen Light Bul$4.72 $10.53★ 4.9 · 66.6k soldView on AliExpress → - 3
-50%Professional Obd2 Diagnostic Tool for Heavy-Duty Vehicle Repair - Code Reader/Resetter, Supports Real-Time$12.24 $24.45★ 4.9 · 48.6k soldView on AliExpress → - 4
-70%V519 Professional Obd2 Scanner - Usb-Powered Automotive Diagnostic Tool with Real-Time Dat$7.46 $24.94★ 4.9 · 38.3k soldView on AliExpress → - 5
-54%Popular ELM327 WiFi OBD2 Diagnostic Scanner V1.5 Car Code Reader Check Engine Fault Detect$4.45 $9.69★ 4.9 · 30.4k soldView on AliExpress → - 6
-57%M9 2026 OBD2 Code Reader Car Diagnostic Scanner Vehicle Scanner Tool for Automotive Troubl$3.46 $7.96★ 4.9 · 24k soldView on AliExpress → - 7
-59%Universal Brake Fluid Tester Accurate Oil Quality Diagnostic Tools LED Indicator Liquid Testing Pen$3.25 $7.91★ 4.9 · 20.9k soldView on AliExpress → - 8
-58%Mini ELM327 V1.5/V2.1 Bluetooth OBD2 Scanner Code Reader Car Diagnostic Tools Check Engine$3.04 $7.29★ 4.9 · 10.4k soldView on AliExpress → - 9
-58%ELM327 V2.1 OBD2 Scanner Bluetooth Car Diagnostic Tool For Android /IOS Code Reader Automo$3.68 $8.74★ 4.9 · 9.9k soldView on AliExpress → - 10
-55%Car Diagnostic Tool CY3001 OBD2 Scanner Code Reader Car Voltage Tester Engine Fault Code S$10.40 $23.16★ 4.9 · 8.7k soldView on AliExpress → - 11
-58%1-20Pcs Universal Car SRS Airbag Simulator Emulator Resistor Bypass Fault Finding Diagnostic Tool Ai$2.41 $5.69★ 4.9 · 8.5k soldView on AliExpress → - 12
-56%ANENG LED Indicator Light Relay Diagnostic Universal Car Relay Tester Voltage Tester RT01$9.78 $22.41★ 4.9 · 6.9k soldView on AliExpress → - 13
-54%V600 OBD2 Diagnostic Scanner Car Code Reader Vehicle Health Inspection Tool Auto Code Read$8.10 $17.66★ 4.9 · 6.7k soldView on AliExpress → - 14
-57%Vgate ICar Pro ELM327 V2.3 Bluetooth 4.0 WIFI for iOS BT3.0 Android OBD2 Diagnostic Tool E$23.68 $55.48★ 4.9 · 6.6k soldView on AliExpress → - 15
-61%V510 Professional Obdii Diagnostic Scanner, Engine Fault Code Reader, Live Data Stream, I/$9.99 $25.43★ 4.9 · 6.3k soldView on AliExpress → - 16
-55%Car Truck Voltage Circuit Tester 6V 12V 24V Auto Car Diagnostic Probe Test Pen Light Bulb$5.96 $13.29★ 4.9 · 6.3k soldView on AliExpress → - 17
-57%KONNWEI MAXOBD Bluetooth OBD2 Scanner Auto Engine Code Reader Car Diagnostic Detector Supp$16.51 $38.76★ 4.9 · 4.3k soldView on AliExpress → - 18
-57%Vgate iCar Pro ELM327 V2.3 BT/WIFI 4.0 OBD2 Diagnostic Tool For VW OBD 2 Car Auto Diagnost$23.89 $55.88★ 4.9 · 3.7k soldView on AliExpress → - 19
-56%OBD2 Scanner ELM327 Car Diagnostic Detector Code Reader Tool V1.5 WIFI Bluetooth OBD 2 for$4.10 $9.25★ 4.9 · 3.5k soldView on AliExpress → - 20
-55%Vgate VLinker BM+ OBD2 Bluetooth 4.0 Diagnostic Tool for BimmerCode & BimmerLink ELM327 Au$36.44 $81.21★ 4.9 · 3.5k soldView on AliExpress → - 21
-57%V318 Auto Diagnostic Tool Scanner Automobile Battery Tester OBD2 Automobile Clear Fault De$16.30 $38.28★ 4.9 · 2.9k soldView on AliExpress → - 22
-65%V315 OBD Diagnostic Scanner Auto Car Code Reader And Scanner Vehicles' Health Inspection T$8.30 $23.42★ 4.9 · 2.5k soldView on AliExpress → - 23
-54%Vgate VLinker MC/MC+ ELM327 Bluetooth 3.0/4.0 OBD2 Scanner Car Diagnostic Tool for BimmerC$50.46 $110★ 4.9 · 2.4k soldView on AliExpress → - 24
-56%ELM327 Bluetooth 5.1 V2.1 Auto OBD2 Scanner Car Diagnostic Tool Code Reader Tool Super MIN$3.89 $8.88★ 4.9 · 2.2k soldView on AliExpress →
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