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Home >> Ford >> 2023 >> Edge ST-Line >> Repair and Diagnosis >> External Pages >> Different car >> Section 456 (Side And Rear Vision) >> Description And Operation >> Blind Spot Information System - System Operation and Component Description >> Component Description >> DDM/ PDM
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DDM/ PDM

WARNING: This page is about a different car, the 2020 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.

The DDM and PDM supply voltage and ground to illuminate their respective exterior mirror BLIS®/ CTA LED based on messages received from the SODL and SODR. The modules are capable of storing BLIS®/ CTA LED and lost communication Diagnostic Trouble Codes (DTCs) for the BLIS® or CTA system when a concern exists. The DDM and PDM communicate through the MS-CAN.

The DDM and PDM require PMI when replaced. Refer to: Module Configuration - System Operation And Component Description .

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