1. Hua Neke Atuview
The Riokko YM119 OBD2 Scanner is a diagnostic tool designed for car owners to easily read and clear engine fault codes. It provides real-time data, freeze frame information, and supports various diagnostic functions for OBDII/EOBD compliant vehicles manufactured since 1996. Its intuitive interface and compact design make it suitable for both professional technicians and home users.

Figure 1.1: Riokko YM119 OBD2 Scanner. This image shows the main diagnostic tool with its color screen, control buttons, and the attached OBDII connector cable.
2. Tatūnga me te Whakamahi Tuatahi
2.1 Ihirangi mokete
- Riokko YM119 OBD2 Scanner Unit
- Pukapuka Kaiwhakamahi (tenei tuhinga)
2.2 Te hono i te Matawai
- Locate the vehicle's Data Link Connector (DLC). This is typically located under the dashboard on the driver's side.
- Ensure the vehicle's ignition is turned ON (engine can be off or running, depending on the test).
- Plug the OBDII connector of the YM119 scanner firmly into the vehicle's DLC. The scanner will power on automatically.
2.3 Te Kōwhiringa Reo
The YM119 supports 13 national languages. To change the language:
- From the main menu, navigate to "Setting" using the arrow keys.
- Pehia te OK button to enter the Setting menu.
- Select "Language" and choose your preferred language from the list.
- Perehi OK hei whakaū i to whiringa.
3. Whakahaere i te Matawai
3.1 Patene Whakaterenga
- EXIT: Returns to the previous screen or main menu.
- Pere RUNGA/RARO: Whakatere i roto i nga whiringa tahua.
- Pere MAUI/MATAU: Navigate through data screens or adjust settings.
- OK: Ka whakaū i te kōwhiringa, ka tomo rānei ki tētahi tahua iti.
- BAT: Initiates the battery voltage whakamātautau.

Figure 3.1: Main Menu and Professional Functions. This image illustrates the scanner's main menu interface and highlights its key diagnostic capabilities such as Engine Fault Diagnostics, Quick Clear Fault Code, Real-time Data Stream, and Battery Life Test.
3.2 Nga Mahi Tataunga
From the main menu, select "Diagnosis" to access the primary diagnostic functions.

Figure 3.2: OBD II Diagnostic Test Items. This image shows the comprehensive list of diagnostic tests available on the scanner, from reading and erasing codes to advanced sensor and component tests.
3.2.1 Panui Waehere
This function retrieves Diagnostic Trouble Codes (DTCs) from the vehicle's computer. These codes indicate specific issues detected by the vehicle's onboard diagnostic system.
- Select "Read Codes" from the Diagnosis menu.
- The scanner will display any stored, pending, or permanent DTCs.
- Whakamahia te RUNGA/RARO arrows to scroll through the codes.
- For detailed information on a specific code, use the "DTC Lib" function or refer to a reliable automotive repair database.
3.2.2 Maama Waehere
This function erases DTCs from the vehicle's computer and turns off the Malfunction Indicator Lamp (MIL), e mōhiotia ana ko te Rama Tirotiro Mīhini. Note: Clearing codes does not fix the underlying problem. The MIL will illuminate again if the fault persists.

Figure 3.3: Check and Turn Off Engine Light. This image demonstrates the scanner's ability to diagnose and clear engine fault codes, effectively turning off the Check Engine Light on the vehicle's dashboard.
- Select "Erase Codes" from the Diagnosis menu.
- Whakaūhia te mahi i te wa e akiakihia ana.
- The MIL should turn off.
3.2.3 Real-time Data (Live Data Stream)
View real-time sensor data from the vehicle's engine control unit (ECU). This data can be displayed in text or graphical format, allowing for dynamic monitoring of vehicle performance.

Figure 3.4: Real-time Data Stream. This image shows the scanner's capability to display live engine data, including various sensor readings and their corresponding real-time curves, aiding in dynamic vehicle diagnostics.
- Select "Live Data" or "Realtime Curve" from the Diagnosis menu.
- Whakamahia te RUNGA/RARO arrows to scroll through different data parameters.
- Whakamahia te MAUI/MATAU arrows to switch between text and graph views (if available for the parameter).
3.2.4 Whakatiohia ngā Raraunga Anga
When an emission-related fault occurs, the vehicle's computer records a snapshot of operating conditions at the time of the fault. This "freeze frame" data helps in diagnosing intermittent problems.

Whakaahua 3.5: View Freeze Frame and DTCs. This image displays the scanner's ability to capture and show freeze frame data, which provides a snapshot of engine conditions at the moment a fault code was set, aiding in diagnosis.
- Tīpakohia "View Freeze Frame" from the Diagnosis menu.
- Review the recorded parameters.
3.2.5 DTC Query (DTC Lib)
The built-in DTC Library allows you to look up definitions for generic (P0, P2, P34, B0, C0, U0) and manufacturer-specific (P1, P30-P33, B1, C1, U1) codes.
- Mai i te tahua matua, tīpakohia "DTC Lib".
- Whakauruhia te waehere DTC mā te whakamahi i ngā kī pere, ā, OK pātene.
- Ka whakaatuhia e te matawai te whakamāramatanga o te waehere.
3.2.6 Ahau / M Te hihiko
This function checks the readiness of the emission-related monitoring systems on the vehicle. It's useful for determining if the vehicle is ready for an emissions test.
- Select "I/M Readiness" from the Diagnosis menu.
- The scanner will display the status of various monitors (e.g., Misfire Monitor, Fuel System Monitor). "OK" indicates the monitor has completed its test, "INC" indicates incomplete, and "N/A" indicates not applicable.
3.2.7 Pūhiko Voltage Whakamatautau
The YM119 can perform a basic battery voltage test to assess the vehicle's battery health.

Figure 3.6: Estimate Battery Life Test. This image shows the scanner's dedicated function for monitoring and assessing the vehicle's battery voltage and overall health.
- From the main menu, select "Battery" or press the PAT pātene.
- Ka whakaatuhia e te matawai te nui o te pākahiko o nāianeitage.
3.2.8 Korero Waka
Ka tikina e tēnei mahi te Tau Tautuhi Waka (VIN), te Tau Whakamātautau (CALID), me te Tau Manatoko Whakamātautau (CVN) o te waka.
- Select "Vehicle Info" from the Diagnosis menu.
- Ka whakaatu te matawai i ngā mōhiohio waka e wātea ana.
4. Tiaki
4.1 Te horoi i te taputapu
To maintain the scanner's performance and appearance:
- Horoia te waahanga ki te ngohengohe, damp kakahu.
- Kaua e whakamahi i nga kai horoi me nga whakarewa.
- Ensure the device is dry before storage.
4.2 Rokiroki
Store the scanner in a clean, dry environment away from extreme temperatures and direct sunlight. Keep the OBDII connector free from dust and debris.
5. Te Raru
| Raruraru | Take pea | Rongoā |
|---|---|---|
| Karekau te Matawai i te hiko. |
|
|
| Karere "Hapa Hononga" "Hapa Whakawhitiwhiti Kōrero" rānei. |
|
|
| Engine light reappears after clearing codes. | Underlying fault has not been repaired. | Clearing codes only turns off the light; it does not fix the problem. Diagnose and repair the underlying issue before clearing codes again. |
| Inaccurate or missing data readings. |
|
|
6. Whakatakotoranga
| Āhuahira | Taipitopito |
|---|---|
| Tau tauira | AE0004L (YM119) |
| Waitohu | Riokko |
| Rahi Mata | 2.8 Inihi |
| Kawa Tautokohia | Nine standard OBDII/EOBD protocols |
| Nga Reo Tautokona | 13 reo motu |
| Taumaha Tūemi | 7.8 hekere (tata ki te 221 karamu) |
| Ahu mōkihi | 8.11 x 5.35 x 1.14 inihi (tata ki te 20.6 x 13.6 x 2.9 cm) |
| Te Ra Wātea Tuatahi | Oketopa 16, 2024 |
7. Pūtāhui me te Tautoko
7.1 Nga Korero Whakaputanga
The Riokko YM119 OBD2 Scanner comes with a 3-tau pūtāhui mai i te ra o te hokonga. Ka kapi tenei raihana i nga hapa o nga rawa me nga mahi i raro i te whakamahinga noa.
7.2 Kaupapa Whakahoki
A 30-ra kore-patai-patai kaupapa here whakahoki is offered for your purchase. Please refer to your retailer's specific return instructions.
7.3 Tautoko Kiritaki
For technical assistance, warranty claims, or any other inquiries, please contact Riokko customer service. 24/7 ratonga kiritaki e wātea ana hei āwhina i a koe.
Please visit the official Riokko webpaetukutuku, tirohia rānei te takai o tō hua mō ngā mōhiohio whakapā hou.