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Home >> Dodge and Ram >> 2024 >> ProMaster 3500 Base, Van Cargo Extended >> Repair and Diagnosis >> External Pages >> Different car >> Section 18 (Body Control Module (BCM) - DTCS U0623-64 To U1702-87) >> DTC Troubleshooting >> U1701-87 ECM-Engine Control Module - Missing Message
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U1701-87 ECM-Engine Control Module - Missing Message

WARNING: This page is about a different car, the 2024 RAM ProMaster EV. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:

This DTC indicates a communication issue has occurred between the Sending control module (Powertrain Control Module - PCM) and the Reporting control module(s) that set this fault. 

The COMMUNICATION DIAGNOSTIC PROCEDURE MUST  be performed before replacing any component(s) or module(s). Perform the COMMUNICATION DIAGNOSTIC PROCEDURE. Refer to COMMUNICATION DIAGNOSTIC PROCEDURE .

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