Anti-Lock Brake System Module - Description
DESCRIPTION
The Antilock Brake Module (ABM) is a microprocessor which handles testing, monitoring and controlling the ABS brake system operation.
The ABM is mounted on the top of the hydraulic control unit (HCU). The ABM operates the ABS system and is separate from other vehicle electrical circuits. ABM voltage source is through CKT A111 (fused B+).
NOTE: If the ABM needs to be replaced, Perform the ABS verification using a scan tool. ABS Verification Test