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P1689 Diagnostic Trouble Code Discussion for April 2009

Traction Control Delivered Torque Output Circuit Malfunction

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Trouble Ticket Help Requests for DTC P1689
Help Request Posted
2001 Dodge Ram 2500 5.9L No Start, Cuts out, MIL Lamp on VIN: 3B7KF23631
P1689: No Comm. between ECM Fuel Module. ... This truck was towed in after dying on cust.Upon arrival at my shop, truck started up and ran fine, however, ck lite was on. Scan showed P1689, ran tests on wiring as per Alldata & Mitchell (DLC, Ecm & Fuel Mod Connectors) When engine is running, t...
April 01, 2009