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 MANUALSMAZDA20086 S SPORT, 4D HATCHBACK, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 502 (ENGINE CONTROL SYSTEM)PCM INSPECTIONUSING SST (WDS OR EQUIVALENT)BARO PID INSPECTION PROCEDURE
2008 Mazda 6 s Sport, 4D Hatchback, Standard
BARO PID inspection procedure
2008 Mazda 6 s Sport, 4D Hatchback, StandardSECTION BARO PID inspection procedure
WARNING: This page is about a different car, the 2005 Mazda MX-5 Miata. However, it is still accessible from the selected car via links, so may be relevant.
- Confirm the ignition switch is turned to ON.
- Confirm that the following PIDs are within the specifications:
BARO
- 101.3 kPa {760 mmHg, 29.9 inHg} (Absolute pressure)
IAT
- 10-50°C {50-122°F}
- Disconnect the EGR boost sensor connector and measure the voltage at EGR boost sensor connector terminal C.
Voltage
- 4.5-5.5 V
- Reconnect the connector.
- Disconnect the vacuum hose from the EGR boost sensor.
- Connect the vacuum pump to the EGR boost sensor.
- Select BARO PID on the WDS or equivalent.
- Apply the vacuum and verify that the BARO PID is as specified on the table.
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.