Mazda CX-5 Service & Repair Manual: Brake Fluid Pressure Sensor

Mazda CX-5 Service & Repair Manual / Brakes / General / Brake Fluid Pressure Sensor

Purpose/Function

The brake fluid pressure sensor detects the fluid pressure from the master cylinder and transmits it to the DSC HU/CM.

Construction

The brake fluid pressure sensor is built into the DSC HU/CM. Therefore if there is any malfunction of the brake fluid pressure sensor, replace the DSC HU/CM.

Fail-safe


DTC No.	Fail-safe function
C0044:01	Illuminates the TCS/DSC indicator light. Tire pressure monitoring system warning light illuminates after flashes. (Not illuminated/flashed depending on malfunction content.) Inhibits the TCS, DSC, roll over mitigation (ROM), brake assist control, hill launch assist (HLA), and TPMS* controls.
C0044:28	Illuminates the TCS/DSC indicator light. Tire pressure monitoring system warning light illuminates after flashes. Inhibits the TCS, DSC, roll over mitigation (ROM), brake assist control, hill launch assist (HLA), and TPMS controls.
C0044:54
C0044:64	Illuminates the TCS/DSC indicator light. Tire pressure monitoring system warning light illuminates after flashes. (Not illuminated/flashed depending on malfunction content.) Inhibits the TCS, DSC, roll over mitigation (ROM), brake assist control, hill launch assist (HLA), and TPMS controls.

* Enabled depending on malfunction content.

Brake Fluid Inspection

1. Verify that the brake fluid level in the brake fluid reserve tank is between the MAX and MIN marks. If the brake fluid level is below the MIN mark, add brake fluid. ...

Brake Fluid Pressure Sensor Inspection

1. Switch the ignition to off. 2. Remove the clips. 3. Set the splash shield out of the way. 4. Disconnect the brake pipe from the LF brake hose. 5. Remove the clip. 6. Remove the LF ...

Other materials:

Rear ABS Wheel Speed Sensor Inspection [2 Wd]
Installation Visual Inspection 1. Inspect the following items: If there is any malfunction, replace the applicable part. a. Excessive play of the ABS wheel-speed sensor b. Deformation of the ABS wheel-speed sensor Clearance Inspection 1. Remove the ABS wheel-speed sensor. 2. M ...

Front Drive Shaft Removal/Installation
CAUTION: Performing the following procedures without first removing the ABS wheel-speed sensor may possibly cause an open circuit in the wiring harness if it is pulled by mistake. Before performing the following procedures, disconnect the ABS wheel-speed sensor connector (axle side) ...

Outer Mirror Glass Installation
1. Connect the mirror heater connectors. (with heated outer mirror) 2. Connect the blind spot monitoring (BSM) warning indicator light connector (with blind spot monitoring system). NOTE: Lightly pull the blind spot monitoring (BSM) warning indicator light connector and verify t ...