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The 12 best-selling check on AliExpress

We picked 12 check from AliExpress with real orders and good reviews. Prices go from $2.43 to $72.28, the average rating is 4.9 stars and the most popular one has 30.4k orders. Every product opens on AliExpress, where you pay with buyer protection.

Updated: 2026-11

  1. 1Popular ELM327 WiFi OBD2 Diagnostic Scanner V1.5 Car Code Reader Check Engine Fault Detect-54%Popular ELM327 WiFi OBD2 Diagnostic Scanner V1.5 Car Code Reader Check Engine Fault Detect$3.56 $7.75★ 4.9 · 30.4k soldView on AliExpress →
  2. 2Mini ELM327 V1.5/V2.1 Bluetooth OBD2 Scanner Code Reader Car Diagnostic Tools Check Engine-58%Mini ELM327 V1.5/V2.1 Bluetooth OBD2 Scanner Code Reader Car Diagnostic Tools Check Engine$2.43 $5.83★ 4.9 · 10.4k soldView on AliExpress →
  3. 3V519 RED Car Diagnostic Scanner Tool Automotive OBD2 Scanner for Engine Health Check with -63%V519 RED Car Diagnostic Scanner Tool Automotive OBD2 Scanner for Engine Health Check with Color Scre$7.99 $21.50★ 4.6 · 4.3k soldView on AliExpress →
  4. 4Wireless Bluetooth 4.0 12V Battery Monitory BM6 With Car Battery Health Check APP Monitori-60%Wireless Bluetooth 4.0 12V Battery Monitory BM6 With Car Battery Health Check APP Monitori$13.38 $33.45★ 4.9 · 3.4k soldView on AliExpress →
  5. 5Bluetooth ELM327 OBD2 Car Code Reader Scanner V1.5 Fault Detector Check Engine Automotive-67%Bluetooth ELM327 OBD2 Car Code Reader Scanner V1.5 Fault Detector Check Engine Automotive$2.43 $7.34★ 4.9 · 3.3k soldView on AliExpress →
  6. 612V car battery tester, Alternator Tester Automotive,Battery Checker, Analyzer to Check al-56%12V car battery tester, Alternator Tester Automotive,Battery Checker, Analyzer to Check al$3.44 $7.87★ 4.7 · 3.3k soldView on AliExpress →
  7. 7TOPDON Carpal OBD2 Scanner for Car All System Diagnostic Tool Vehicle Health Check Smog Ch-47%TOPDON Carpal OBD2 Scanner for Car All System Diagnostic Tool Vehicle Health Check Smog Check Batter$35.39 $66.77★ 4.7 · 436 soldView on AliExpress →
  8. 8TOPDON Carpal OBD2 Scanner for Car All System Diagnostic Tool Vehicle Health Check Smog Ch-45%TOPDON Carpal OBD2 Scanner for Car All System Diagnostic Tool Vehicle Health Check Smog Check Batter$34.79 $63.25★ 4.7 · 187 soldView on AliExpress →
  9. 9OBD2 Scanner Car Diagnostic Scanner ABS SRS Transmission System Scanner Check Engine Fault-39%OBD2 Scanner Car Diagnostic Scanner ABS SRS Transmission System Scanner Check Engine Fault Code Read$72.28 $118★ 5.0 · 54 soldView on AliExpress →
  10. 10LAUNCH Creader 529 CR529 Automotive OBDII Scanner Car Diagnostic Tools Engine Check OBDII -56%LAUNCH Creader 529 CR529 Automotive OBDII Scanner Car Diagnostic Tools Engine Check OBDII Scan$28.39 $64.52★ 5.0 · 49 soldView on AliExpress →
  11. 11THINKCAR THINKDIAG Mini Car OBD2 Scanner All System Diagnosis DTC Look Up Check Engine Lif-38%THINKCAR THINKDIAG Mini Car OBD2 Scanner All System Diagnosis DTC Look Up Check Engine Lifetime$31.76 $51.17★ 5.0 · 39 soldView on AliExpress →
  12. 12Autel AL549 OBD2 Scanner AutoVin Code Reader Erase ABS DTC Battery Test Check Engine Fault-5%Autel AL549 OBD2 Scanner AutoVin Code Reader Erase ABS DTC Battery Test Check Engine Fault Diagnosti$57.57 $60.77★ 5.0 · 38 soldView on AliExpress →

Quick picks

Most popularPopular ELM327 WiFi OBD2 Diagnostic Scanner V1.5 Car Code Reader Check Engine Fa$3.56 · ★ 4.9 · 30.4k soldBest ratedOBD2 Scanner Car Diagnostic Scanner ABS SRS Transmission System Scanner Check En$72.28 · ★ 5.0 · 54 soldCheapest well ratedMini ELM327 V1.5/V2.1 Bluetooth OBD2 Scanner Code Reader Car Diagnostic Tools Ch$2.43 · ★ 4.9 · 10.4k soldBiggest discountBluetooth ELM327 OBD2 Car Code Reader Scanner V1.5 Fault Detector Check Engine A$2.43 · ★ 4.9 · 3.3k sold

How much to pay

Tip: read the latest buyer photos on AliExpress and check the size or model before you order. Products with many orders and a rating of 4.7 or more are usually the safest choice.

Questions

What is the best-selling check?

The most popular one is "Popular ELM327 WiFi OBD2 Diagnostic Scanner V1.5 Car Code Reader Check Engine Fault Detect", with 30.4k orders.

How much does a check cost?

In this list prices go from $2.43 to $72.28; half of them cost less than $28.39.

Which check has the best reviews?

"OBD2 Scanner Car Diagnostic Scanner ABS SRS Transmission System Scanner Check Engine Fault Code Read" has an average of 5.0 stars with many orders.

Are there discounts?

Yes. On average these products are 49% below their original price on AliExpress. Prices change often.

Prices and ratings come from AliExpress and can change. We may earn a commission when you buy through our links, at no extra cost to you.