Module, Adaptive Front Lighting System

2024 Dodge and Ram 1500 TRXSECTION Module, Adaptive Front Lighting System
DIAGNOSTIC CODE INDEX

DTC Description
B2199-16 BATTERY VOLTAGE - CIRCUIT VOLTAGE BELOW THRESHOLD
B2199-17 BATTERY VOLTAGE - CIRCUIT VOLTAGE ABOVE THRESHOLD
B21DD-84 SYSTEM VOLTAGE - SIGNAL BELOW ALLOWABLE RANGE
B21DD-85 SYSTEM VOLTAGE - SIGNAL ABOVE ALLOWABLE RANGE
B22A9-00 ECU INTERNAL PERFORMANCE
B2840-87 LEFT HEADLAMP SWIVELING CONTROL - MISSING MESSAGE
B2841-87 RIGHT HEADLAMP SWIVELING CONTROL - MISSING MESSAGE
B286A-01 LEFT HEADLAMP SWIVELING MOTOR - GENERAL ELECTRICAL FAILURE
B286A-2A LEFT HEADLAMP SWIVELING MOTOR - STUCK
B2876-01 RIGHT HEADLAMP SWIVELING MOTOR - GENERAL ELECTRICAL FAILURE
B2876-2A RIGHT HEADLAMP SWIVELING MOTOR - STUCK
B287E-16 LEFT HEADLAMP MODULE - CIRCUIT VOLTAGE BELOW THRESHOLD
B287E-17 LEFT HEADLAMP MODULE - CIRCUIT VOLTAGE ABOVE THRESHOLD
B287F-16 RIGHT HEADLAMP MODULE - CIRCUIT VOLTAGE BELOW THRESHOLD
B287F-17 RIGHT HEADLAMP MODULE - CIRCUIT VOLTAGE ABOVE THRESHOLD
U0037-00 LIN BUS
U0100-00 LOST COMMUNICATION WITH ECM/PCM
U0101-00 LOST COMMUNICATION WITH TCM
U0121-00 LOST COMMUNICATION WITH ANTI-LOCK BRAKE SYSTEM (ABS) CONTROL MODULE
U0140-00 LOST COMMUNICATION WITH BODY CONTROL MODULE
U0155-00 LOST COMMUNICATION WITH CLUSTER/CCN
U0212-00 LOST COMMUNICATION WITH STEERING COLUMN CONTROL MODULE
U0401-00 IMPLAUSIBLE DATA RECEIVED FROM ECM/PCM
U0402-00 IMPLAUSIBLE DATA RECEIVED FROM TCM
U0415-00 IMPLAUSIBLE DATA RECEIVED FROM ABS
U0422-00 IMPLAUSIBLE DATA RECEIVED FROM BODY CONTROL MODULE
U0423-00 IMPLAUSIBLE DATA RECEIVED FROM CLUSTER-CCN
U0429-00 IMPLAUSIBLE DATA RECEIVED FROM STEERING COLUMN CONTROL MODULE
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.