1. Entwodiksyon
The Dollarfix EF18 OBD2 Scanner is a professional diagnostic tool designed to help vehicle owners and technicians identify and resolve issues related to their vehicle's On-Board Diagnostics (OBD-II) system. This device provides comprehensive diagnostic functions, including reading and clearing trouble codes, viewing live data, checking I/M readiness, and more. It is compatible with most OBD-II compliant vehicles manufactured after 1996.
2. Pwodwi souview
The EF18 scanner offers a range of features to assist in vehicle diagnostics:
- Fonksyon OBD2 konplè: Identifies and clears check engine light codes.
- Comprehensive Diagnostic Data: Accesses freeze frame data, live data streams, and real-time graphs for various vehicle metrics (e.g., fuel system status, engine RPM, coolant temperature).
- I/M Readiness Check: Verifies vehicle compliance with emissions standards.
- Battery Health Monitor: Tests 12V battery's real-time voltage.
- Inivèsèl konpatibilite: Works with 98%+ OBD-II compliant vehicles manufactured after 1996, supporting multiple OBD protocols.
- Sipò pou plizyè lang: Supports 8 languages for user convenience.

Image: The Dollarfix EF18 OBD2 Scanner displaying its main diagnostic functions, including Read Code, Clear Code, Live Data, I/M Readiness, Vehicle Info, Freeze Frame, EVAP Monitor Test, O2 Monitor Test, and On-board Monitor Test.
3. Enfòmasyon sou Sekirite
Please read and understand all safety instructions before using the Dollarfix EF18 OBD2 Scanner. Failure to follow these instructions may result in injury or damage to the device or vehicle.
- Always operate the vehicle in a well-ventilated area.
- Do not wear loose clothing or jewelry when working on a vehicle.
- Keep a fire extinguisher suitable for gasoline/electrical fires nearby.
- Avoid contact with hot engine parts and moving components.
- Ensure the vehicle is in PARK (automatic) or NEUTRAL (manual) with the parking brake engaged before performing any tests.
- Do not attempt to drive the vehicle while the scanner is connected or in use.
- Always refer to your vehicle's service manual for specific procedures and safety precautions.
4. Pake kontni
Verifye ke tout atik yo prezan nan pakè a:
- Dollarfix EF18 OBD2 Scanner Unit
- Kab OBD-II entegre
- Manyèl Itilizatè (dokiman sa a)
5. Enstalasyon
Follow these steps to set up and connect your Dollarfix EF18 OBD2 Scanner:
- Jwenn pò OBD2 a: The OBD2 port is typically located under the dashboard on the driver's side of the vehicle. Refer to your vehicle's manual if you cannot find it.
- Konekte eskanè a: Plug the integrated OBD-II cable from the EF18 scanner into the vehicle's OBD2 port. Ensure a secure connection.
- Limen machin nan: Turn the vehicle's ignition to the 'ON' position (engine off) or start the engine, depending on the diagnostic function you intend to perform. The scanner will power on automatically.

Image: Visual guide showing the three steps for connecting the EF18 scanner: 1. Plug into OBD2 Port, 2. Turn on the car, 3. Start diagnosis.
6. Operasyon Enstriksyon
The Dollarfix EF18 scanner features a user-friendly interface with four main buttons:
- Flèch anwo/desann: Navige nan opsyon meni yo.
- OK bouton: Confirm selection or enter a menu.
- Bouton Retounen: Go back to the previous screen or exit a function.
6.1 Main Menu Options
Upon powering on, the main menu typically displays:
- OBDII/EOBD: Access standard OBD-II diagnostic functions.
- Rechèch: Chèche pou Diagnostic Trouble Code (DTC) definitions.
- Batri: Perform a battery voltage tès la.
- Anviwònman: Configure device settings (e.g., language).
6.2 Lekti ak Efase Kòd Pwoblèm Dyagnostik (DTC)
- Nan meni prensipal la, chwazi OBDII/EOBD ak peze OK.
- Chwazi Li Kòd pou view current, pending, or permanent DTCs.
- Pou efase kòd yo, chwazi Klè klè ak peze OKKonfime aksyon an lè yo mande w. Note: Clearing codes will turn off the Check Engine Light but will not fix the underlying problem. Address the issue before clearing codes.
6.3 Difizyon Done An Dirèk
This function displays real-time operational parameters from the vehicle's sensors.
- Soti nan OBDII/EOBD meni, chwazi Done Live ak peze OK.
- Ou kapab view data in numerical format or as graphs. Use the arrow buttons to scroll through various parameters.
6.4 Done anrejistre nan imaj fiks
Freeze Frame Data records engine conditions at the moment a Diagnostic Trouble Code (DTC) is set.
- Soti nan OBDII/EOBD meni, chwazi Glase ankadreman ak peze OK.
- Review the recorded parameters to understand the conditions when the fault occurred.
6.5 Eta Preparasyon I/M
This function checks the status of the vehicle's emission-related monitoring systems.
- Soti nan OBDII/EOBD meni, chwazi I/M Preparasyon ak peze OK.
- The display will show whether various monitors are 'OK' (completed) or 'INC' (incomplete). This is crucial for emissions testing.
6.6 O2 Sensor Test and EVAP System Test
These tests monitor specific components of the emission control system.
- Soti nan OBDII/EOBD meni, chwazi O2 Tès sensor or Tès Sistèm EVAP ak peze OK.
- Follow the on-screen prompts to perform the tests and view rezilta yo.

Image: The Dollarfix EF18 scanner displaying results for Oxygen Sensor Test and EVAP System Test, with a vehicle in the background.
6.7 Batri Voltage Tès
Quickly check your vehicle's 12V battery voltage.
- Nan meni prensipal la, chwazi Batri ak peze OK.
- Eskanè a ap montre volim batri aktyèl la.tage.
6.8 DTC Passage
Find definitions for Diagnostic Trouble Codes.
- Nan meni prensipal la, chwazi Chèche ak peze OK.
- Enter the DTC (e.g., P0006) using the arrow buttons to change characters and OK pou konfime.
- The scanner will display the definition of the code.

Image: The Dollarfix EF18 scanner interface demonstrating the DTC Lookup function, alongside icons representing Freeze Frame, Live Data Monitor, Battery Voltage Display, and Read Vehicle Information.
7. Antretyen
Proper care and maintenance will ensure the longevity and reliable operation of your Dollarfix EF18 OBD2 Scanner.
- Netwayaj: Sèvi ak yon twal mou epi sèk pou netwaye deyò eskanè a. Pa sèvi ak pwodui netwayaj abrazif oswa solvan.
- Depo: Sere aparèy la nan yon anviwònman pwòp epi sèk, lwen tanperati ekstrèm, limyè solèy dirèk ak imidite twòp.
- Swen kab: Avoid bending or crimping the OBD-II cable excessively. Store it neatly to prevent damage.
- Mizajou lojisyèl: Tcheke manifakti a webVizite sit la detanzantan pou wè si gen mizajou lojisyèl ki disponib pou asire pèfòmans ak konpatibilite optimal.
NAN. Depanaj
If you encounter issues with your Dollarfix EF18 OBD2 Scanner, refer to the following common problems and solutions:
- Scanner Does Not Power On:
- Ensure the OBD-II cable is securely connected to the vehicle's port.
- Verify the vehicle's ignition is in the 'ON' position or the engine is running.
- Check the vehicle's fuse for the OBD-II port (consult your vehicle's manual).
- Communication Error with Vehicle:
- Confirm the vehicle is OBD-II compliant (most vehicles after 1996).
- Ensure the ignition is 'ON' or the engine is running.
- Check for any damage to the OBD-II cable or connector.
- Try connecting the scanner to a different OBD-II compliant vehicle to rule out scanner malfunction.
- Afichaj Done ki Pa Kòrèk:
- Ensure the vehicle's engine is at operating temperature for accurate sensor readings.
- Verify that the correct vehicle protocol is automatically detected.
9. Espesifikasyon
| Karakteristik | Detay |
|---|---|
| Modèl | EF18 |
| Mak | Dollarfix |
| Sous pouvwa | Elektrik ak fil (via pò OBD-II) |
| Sistèm operasyon | ARM System |
| Gwosè ekran | 1.7 pous |
| Pwa atik | 231 g |
| Dimansyon pasèl | 17.3 x 7.29 x 6.91 cm |
| Pwotokòl sipòte | ISO14230-4 KWP, ISO15765-4 CAN, ISO9141-2, J1850 VPW, and more |
| Konpatibilite | OBD-II compliant vehicles (cars, 12V trucks, SUVs, MPVs, sedans) after 1996 |
10. Garanti ak sipò
For warranty information and technical support, please refer to the documentation provided with your purchase or contact Dollarfix customer service directly. Details are typically available on the manufacturer's official websit.




