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96 Dodge Dakota SLT 4x4 AT 3.9L: OBD2 P0441, Random Misfires, Backfiring and Shift Malfunctions - Diagnosis & Fixes

Model: 96 Dodge Dakota SLT 4x4 AT 3.9LT Fault Code: P0441 Posted: 2015-08-30 05:22

For the past six months, I've been struggling with my 1996 Dodge Dakota SLT 4x4 Automatic (3.9L V6) experiencing persistent issues including random misfire codes in cylinders 1–5, a recurring 'bad coil' fault, system-to-rich and system-to-lean conditions, 3-4 gear shift malfunctions, a faulty torque converter clutch (TCC), and multiple instances of stalling, loud backfiring, loss of overdrive, and extremely poor fuel economy. The odometer reads 277,698 miles. I've already replaced: new coil pack, distributor cap, rotor, ignition wires, throttle body, throttle position sensor (TPS), idle air control valve (IAC), fuel pump, spark plugs, and a used MAP sensor — all with no lasting resolution. The 'bad coil' code continues to appear consistently, along with OBD2 fault code P044-1 (Evaporative Emission System Malfunction - Incorrect Purge Flow) and 3–4 shift malfunction codes. The vehicle exhibits random stalling, loud backfiring, and fails to engage overdrive. Fuel efficiency has deteriorated significantly. I've tried using a scan tool to retrieve diagnostic data, but the results are inconsistent. I'm seeking advice on how to properly diagnose these issues — especially P0441 — without relying on key cycling or 'key dance' tricks. I currently do not have an OBD2 scanner that provides live data (like sensor readings), and I want to confirm whether my vehicle is stock configuration, as modifications could affect the diagnostic behavior. Any insights into possible root causes for these symptoms would be greatly appreciated.

Related fault codes
P0441
Comments (3)
Anonymous 2015-08-30 14:40

Perform a full OBD2 scan and post all stored and live codes — avoid using key dance to retrieve them. Ensure your vehicle is stock configuration. Do you have access to an OBD2 scanner that displays live sensor data? For detailed P0441 explanation, refer to: https://www.obd-codes.com/p0441

Anonymous 2015-09-30 19:03

Check the connection between the engine control module (ECM) and the wiring harness. A faulty or loose connection in the 'engine brain box' (ECM) can cause intermittent misfires, shift issues, and false diagnostic codes — I've seen this before on similar models.

Anonymous 2016-01-05 17:22

I experienced identical symptoms: initially thought it was a sensor issue. It turned out to be a failed heated oxygen sensor (upstream) that provided incorrect readings until the engine warmed up. The NTK brand is OEM and recommended — avoid using Bosch parts in this application, as they may not provide consistent compatibility or performance.