Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSDODGE AND RAM20241500 TRXREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 448 (DTC INDEX (1 OF 3))MODULE, ACTIVE NOISE CANCELLATION (ANC)
2024 Dodge and Ram 1500 TRX
Module, Active Noise Cancellation (ANC)
2024 Dodge and Ram 1500 TRXSECTION Module, Active Noise Cancellation (ANC)
WARNING: This page is about a different car, the 2023 RAM 1500. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| B143B-11 | ANC MICROPHONE 1-CIRCUIT SHORT TO GROUND |
| B143B-12 | ANC MICROPHONE 1-CIRCUIT SHORT TO BATTERY |
| B143B-13 | ANC MICROPHONE 1-CIRCUIT OPEN |
| B143B-2B | ANC MICROPHONE 1-WIRES SHORTED TOGETHER |
| B143C-11 | ANC MICROPHONE 2-CIRCUIT SHORT TO GROUND |
| B143C-12 | ANC MICROPHONE 2-CIRCUIT SHORT TO BATTERY |
| B143C-13 | ANC MICROPHONE 2-CIRCUIT OPEN |
| B143C-2B | ANC MICROPHONE 2-WIRES SHORTED TOGETHER |
| B143E-11 | ANC MICROPHONE 3-CIRCUIT SHORT TO GROUND |
| B143E-12 | ANC MICROPHONE 3-CIRCUIT SHORT TO BATTERY |
| B143E-13 | ANC MICROPHONE 3-CIRCUIT OPEN |
| B143E-2B | ANC MICROPHONE 3-WIRES SHORTED TOGETHER |
| B143F-11 | ANC MICROPHONE 4-CIRCUIT SHORT TO GROUND |
| B143F-12 | ANC-MICROPHONE 4-CIRCUIT SHORT TO BATTERY |
| B143F-13 | ANC MICROPHONE 4-CIRCUIT OPEN |
| B143F-2B | ANC MICROPHONE 4-WIRES SHORTED TOGETHER |
| B1460-11 | CHANNEL 1 AUDIO SPEAKER OUTPUT-CIRCUIT SHORT TO GROUND |
| B1460-12 | CHANNEL 1 AUDIO SPEAKER OUTPUT-CIRCUIT SHORT TO BATTERY |
| B1460-13 | CHANNEL 1 AUDIO SPEAKER OUTPUT-CIRCUIT OPEN |
| B1460-92 | CHANNEL 1 AUDIO SPEAKER OUTPUT - PERFORMANCE OR INCORRECT OPERATION |
| B1464-00 | CHANNEL 1 AUDIO SPEAKER OUTPUT CIRCUIT SHORTED TOGETHER |
| B1465-11 | CHANNEL 2 AUDIO SPEAKER OUTPUT-CIRCUIT SHORT TO GROUND |
| B1465-12 | CHANNEL 2 AUDIO SPEAKER OUTPUT-CIRCUIT SHORT TO BATTERY |
| B1465-13 | CHANNEL 2 AUDIO SPEAKER OUTPUT-CIRCUIT OPEN |
| B1465-92 | CHANNEL 2 AUDIO SPEAKER OUTPUT - PERFORMANCE OR INCORRECT OPERATION |
| B1469-00 | CHANNEL 2 AUDIO SPEAKER OUTPUT CIRCUIT SHORTED TOGETHER |
| B146A-11 | CHANNEL 3 AUDIO SPEAKER OUTPUT-CIRCUIT SHORT TO GROUND |
| B146A-12 | CHANNEL 3 AUDIO SPEAKER OUTPUT-CIRCUIT SHORT TO BATTERY |
| B146A-13 | CHANNEL 3 AUDIO SPEAKER OUTPUT-CIRCUIT OPEN |
| B146A-92 | CHANNEL 3 AUDIO SPEAKER OUTPUT - PERFORMANCE OR INCORRECT OPERATION |
| B146E-00 | CHANNEL 3 AUDIO SPEAKER OUTPUT CIRCUIT SHORTED TOGETHER |
| B146F-11 | CHANNEL 4 AUDIO SPEAKER OUTPUT-CIRCUIT SHORT TO GROUND |
| B146F-12 | CHANNEL 4 AUDIO SPEAKER OUTPUT-CIRCUIT SHORT TO BATTERY |
| B146F-13 | CHANNEL 4 AUDIO SPEAKER OUTPUT-CIRCUIT OPEN |
| B146F-92 | CHANNEL 4 AUDIO SPEAKER OUTPUT - PERFORMANCE OR INCORRECT OPERATION |
| B1473-00 | CHANNEL 4 AUDIO SPEAKER OUTPUT CIRCUIT SHORTED TOGETHER |
| B154F-00 | LOST CRANKSHAFT PULSE SIGNAL |
| B154F-31 | LOST CRANKSHAFT PULSE SIGNAL-NO SIGNAL |
| 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 |
| B2201-00 | CALIBRATION MISMATCH |
| B22A9-00 | ECU INTERNAL PERFORMANCE |
| U0010-00 | CAN INTERIOR BUS |
| U0011-00 | CAN INTERIOR BUS OFF PERFORMANCE |
| U0140-00 | LOST COMMUNICATION WITH BODY CONTROL MODULE |
| U0184-00 | LOST COMMUNICATION WITH RADIO |
| U0199-00 | LOST COMMUNICATION WITH DRIVER DOOR MODULE |
| U0200-00 | LOST COMMUNICATION WITH PASSENGER DOOR MODULE |
| U0201-00 | LOST COMMUNICATION WITH LEFT REAR DOOR MODULE |
| U0202-00 | LOST COMMUNICATION WITH RIGHT REAR DOOR MODULE |
| U0422-00 | INVALID DATA RECEIVED FROM BODY CONTROL MODULE |
| U0485-00 | IMPLAUSIBLE DATA RECEIVED FROM RADIO |
| U049A-00 | IMPLAUSIBLE DATA RECEIVED FROM DRIVER DOOR MODULE |
| U0501-00 | IMPLAUSIBLE DATA RECEIVED FROM PASSENGER DOOR MODULE |
| U0506-00 | IMPLAUSIBLE DATA RECEIVED FROM LEFT REAR DOOR MODULE |
| U050C-00 | IMPLAUSIBLE DATA RECEIVED FROM RIGHT REAR DOOR 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:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.