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 RAM2023PROMASTER 3500 2D CAB CHASSISREPAIR AND DIAGNOSISENGINE PERFORMANCETESTING & DIAGNOSIS3.6L - DTCS U0404 TO U140ADTC TROUBLESHOOTINGU0405-IMPLAUSIBLE DATA RECEIVED FROM CRUISE CONTROL MODULESET CONDITION
2023 Dodge and Ram ProMaster 3500 2D Cab Chassis
Set Condition
2023 Dodge and Ram ProMaster 3500 2D Cab ChassisSECTION Set Condition
The Powertrain Control Module receives a message over the bus from the Body Control Module for a plausibility failure against the switch, indicating a simultaneous multiple button press or a stuck button failure.
RENDER: 1.0x
NO RELATED
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Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.