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DESCRIPTION AND OPERATION 4.14 DEFENDER 1999 MY ABS modulator and ECU • Output from ABS ECU (C0506-1) to ABS modulator (C0501-1) to drive LH • Output from ABS ECU (C0506-2) to ABS modulator (C0501-2) to drive LH • Earth monitoring signal from ABS modulator (C09501-8) to ABS ECU • Output from ABS ECU (C0506-4) to ABS modulator (C0501-10) to drive RH • Output from ABS ECU (C0506-5) to ABS modulator (C0501-11) to drive RH • Brake pedal input from ABS modulator (C0501-9) to ABS ECU (C0506-6) • Output from ABS ECU (C0506-7) to ABS modulator (C0501-13) to drive LH • Output from ABS ECU (C0506-8) to ABS modulator (C0501-12) to drive LH • Output from ABS ECU (C0506-10) to ABS modulator (C0501-5) to drive RH • Output from ABS ECU (C0506-11) to ABS modulator (C0501-4) to drive RH The ABS ECU also interacts with the Engine Control Module (ECM). The ECM The ABS ECU can be interrogated using TestBook via the diagnostic |