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.
DTC P0105 - Manifold Absolute Pressure (Map) Sensor Circuit Malfunction: Condition
2010 Mazda 5 Sport, 2.3 L, StandardSECTION Condition
WARNING: This page is about a different car, the 1997 Mazda Millenia. However, it is still accessible from the selected car via links, so may be relevant.
DTC is set when input voltage from MAP sensor is less than .16 volt or greater than 4.9 volts with ignition on. Possible causes are:
- MAP sensor malfunction.
- Open or short circuit between terminal No. 3U on Engine Control Module (ECM) and terminal "B" on MAP sensor.
- Open or short circuit between terminal No. 3A on Engine Control Module (ECM) and terminal "C" on MAP sensor.
- Open or short circuit between terminal No. 3AB on Engine Control Module (ECM) and terminal "A" on MAP sensor.
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.