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 RAM2013JOURNEY CREW, AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 7 ((POWERTRAIN CONTROL MODULE (PCM) - ELECTRICAL DIAGNOSTICS - 41TE AUTOMATIC TRANSMISSION))DTC TROUBLESHOOTINGP0604-INTERNAL CONTROL MODULE RAMDIAGNOSTIC TEST
2013 Dodge and Ram Journey Crew, AWD
Diagnostic Test
2013 Dodge and Ram Journey Crew, AWDSECTION Diagnostic Test
WARNING: This page is about a different variant/trim than selected.
- PCM - INTERNAL ERROR
Repair
- Using the schematics as a guide, check the Powertrain Control Module (PCM) terminals for corrosion, damage, or terminal push out. Pay particular attention to all power and ground circuits. Check for any Service Bulletins that may apply. If no problems are found, replace and program the PCM in accordance with the Service Information. With the scan tool perform the Quick Learn procedure.
- Perform 40/41TE VERIFICATION TEST. Refer to 40/41 TE TRANSMISSION VERIFICATION TEST .
RENDER: 1.0x
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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.