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 MANUALSMAZDA20132 SPORT, 1.5L ENG VIN Y, STANDARD TRANSREPAIR AND DIAGNOSISENGINE PERFORMANCESYSTEMSYMPTOM TROUBLESHOOTING [ENGINE CONTROL SYSTEM MZR 1.5]ENGINE CONTROL SYSTEM OPERATION INSPECTIONDRIVE-BY-WIRE CONTROL SYSTEM INSPECTIONLOAD COMPENSATION INSPECTION
2013 Mazda 2 Sport, 1.5L Eng VIN Y, Standard Trans
Load compensation inspection
2013 Mazda 2 Sport, 1.5L Eng VIN Y, Standard TransSECTION Load compensation inspection
- Start the engine and idle it.
- Connect the M-MDS to the DLC-2.
- Verify that P0506:00 or P0507:00 is not displayed. (See
ON-BOARD DIAGNOSTIC TEST [MZR 1.5]
).
- If P0506:00 or P0507:00 are displayed, perform DTC inspection. (See DTC P0506:00 [MZR 1.5] ). (See DTC P0507:00 [MZR 1.5] ).
- Access the RPM PID. (See
ON-BOARD DIAGNOSTIC TEST [MZR 1.5]
).NOTE:
- Excludes temporary idle speed drop just after the loads are turned on.
- Verify that the engine speed is within the specification under each load condition.
- If load condition is not as specified, inspect the following:
- A/C switch and related wiring harness
- Fan switch and related wiring harness
- If load condition is not as specified, inspect the following:
IDLE-UP SPEED SPECIFICATIONS
| Load status | Idle speed (rpm) | |||
|---|---|---|---|---|
| ATX: P, N position | MTX: Neutral | |||
| No load | 600-700 | |||
| A/C on (With A/C) | Refrigerant pressure switch (middle pressure) is off | 600-700 | 650-750 | |
| Refrigerant pressure switch (middle pressure) is on | 700-800 | |||
| Electrical loads on | Generator generating current value | 32-40 A | 600-700 | 650-750 |
| above 40 A | 700-800 | |||
RENDER: 1.0x
NO RELATED
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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.