The procedure is to turn the ignition switch to the OFF position, clean the EBCM to brake pressure modulator valve (BPMV) area of any accumulated dirt and foreign material, disengage the electrical connector position assurance (CPA) locking tab, depress the cover lock tab, disconnect the electrical harness connector, remove the 4 EBCM-to-BPMV retaining bolts and separate the EBCM from the BPMV.