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 MANUALSMAZDA2008CX-7 TOURING, 2.3 3, AWDREPAIR AND DIAGNOSISBRAKESTRACTION CONTROLDYNAMIC STABILITY CONTROL SYSTEMBRAKE FLUID PRESSURE SENSOR INSPECTION

2008 Mazda CX-7 Touring, 2.3 3, AWD

Brake Fluid Pressure Sensor Inspection

2008 Mazda CX-7 Touring, 2.3 3, AWDSECTION Brake Fluid Pressure Sensor Inspection

Turn the ignition switch off.
Install the SSTs to the master cylinder.
NOTE:
- Install the SST (49 N043 001) to the master cylinder using a commercially available flare nut wrench.
  - Flare nut across flat: 12 mm {0.47 in}
Bleed the air from the SSTs and the brake line. (Bleed air from the SSTs ) through air bleeding valve A.

Fig 1: Identifying Special Tools
Courtesy of MAZDA MOTORS CORP.
Connect the M-MDS to the DLC-2.
After the vehicle is identified, select the following items from the initialization screen of the M-MDS.
- When using the IDS (notebook PC)
  1. Select the "Toolbox" tab.
  2. Select "DataLogger".
  3. Select "Module".
  4. Select "ABS".
- When using the PDS (pocket PC)
  1. Select "Module Tests".
  2. Select "ABS".
  3. Select "DataLogger".
    
    Fig 2: Identifying DLC-2 Connector
    Courtesy of MAZDA MOTORS CORP.
Select the "MCYLIP" PID.
Start the engine.
Depress the brake pedal, and confirm that the fluid pressure value of the SST (Gauge) and the value shown on the M-MDS are equal
- If the fluid pressures are different, replace the DSC HU/CM.

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.