STS RWD V8-4.6L VIN A (2006)
Hydraulic Control Assembly - Antilock Brakes: Service and Repair
Brake Pressure Modulator Valve (BPMV) Replacement
Caution: Refer to Brake Dust Caution in Service Precautions.
Removal Procedure
Caution: For safety reasons, the brake pressure modulator valve assembly must not be repaired, the complete unit must be replaced. With
the exception of the EBCM, no screws on the brake pressure modulator valve assembly may be loosened. If screws are loosened, it will not be
possible to get the brake circuits leak-tight and personal injury may result.
1. Turn OFF the ignition.
2. Thoroughly clean all contaminants from around the EBCM.
Important: The area around the electronic brake control module (EBCM) must be free from loose dirt to prevent contamination of disassembled
ABS components.
3. Remove the 2 master cylinder brake pipes (3) from the BPMV (1).
Caution: Brake fluid may irritate eyes and skin. In case of contact, take the following actions:
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Eye contact-rinse thoroughly with water.
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Skin contact-wash with soap and water.
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If ingested-consult a physician immediately.
Notice: Refer to Brake Fluid Effects on Paint and Electrical Components Notice in Service Precautions.
Important: Record the location of all brake pipes to the brake pressure modulator valve (BPMV) for use as an aid during installation.
4. Clean any brake fluid spillage from the BPMV (1).
5. Raise and support vehicle.
6. Remove the air deflector shield.
7. Remove the wheelhouse liner.
8. Remove the washer solvent container bracket.
Important: It is not necessary to remove the washer solvent container from the vehicle.
9. Remove the 4 wheel brake pipes (2) from the BPMV (1).
10. Press the retainer on the EBCM electrical connector (1).
Notice: To prevent equipment damage, never connect or disconnect the wiring harness connection from the EBCM with the ignition switch in the
ON position.
