Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSMAZDA20105 SPORT, 2.3 L, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 431 (ON-BOARD DIAGNOSTIC (ENGINE CONTROL SYSTEM 13BMSP])DIAGNOSTIC MONITORING TEST RESULTS
2010 Mazda 5 Sport, 2.3 L, Standard
Diagnostic Monitoring Test Results
2010 Mazda 5 Sport, 2.3 L, StandardSECTION Diagnostic Monitoring Test Results
WARNING: This page is about a different car, the 2005 Mazda RX-8. However, it is still accessible from the selected car via links, so may be relevant.
- The purpose of this test mode is to confirm the result of OBD-II monitor diagnostic test results. The result values stored when a particular monitor is completed are displayed. If the monitor is not completed, the initial value is displayed.
DIAGNOSTIC MONITORING TEST
| Test ID | Description | Related system |
|---|---|---|
| 10:01:80 | Response lean to rich | HO2S (front HO2S) |
| 10:01:81 | Response rich to lean | |
| 10:02:03 | Low sensor voltage for switch time calculation | HO2S (rear HO2S) |
| 10:02:04 | High sensor voltage for switch time calculation | |
| 10:02:05 | Rich to lean sensor switching time | |
| 10:21:80 | Rear to front switching ratio | Catalyst |
| 10:3A:80 | Large leak check | EVAP system |
| 10:3B:80 | Small leak check | |
| 10:3C:80 | Very small leak check | |
| 10:3D:80 | Purge flow monitor | |
| 10:71:80 | Secondary airflow test | AIR system |
| 10:E1:81 | ECT | Thermostat |
| 10:A2:0B | Exponentially weighted moving average misfire counts for last 10 driving cycles (front rotor) | Misfire |
| 10:A2:0C | Misfire counts for last/current driving cycles (front rotor) | |
| 10:A3:0B | Exponentially weighted moving average misfire counts for last 10 driving cycles (rear rotor) | |
| 10:A3:0C | Misfire counts for last/current driving cycles (rear rotor) |
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.