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Home >> Jeep >> 2009 >> Commander Sport, 3.7 K, RWD >> Repair and Diagnosis >> Brakes >> Brakes Control Systems >> Front Control Module (FCM) - Electrical Diagnostics >> DTC Troubleshooting >> B2123-Ignition Run Control 1 Circuit High >> Circuit Schematic
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Circuit Schematic

Fig 1: Left Trailer Tow Brake Lamp Relay Control Circuit Schematic
GC0106206Courtesy of CHRYSLER LLC