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 CARSECTION 51 (RADIO FREQUENCY (RF HUB) MODULE - ELECTRICAL DIAGNOSTICS)DTC TROUBLESHOOTINGB1A7D-2A-START BUTTON - STUCKDIAGNOSTIC 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 car, the 2012 Dodge Journey. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK FOR AN ACTIVE DTC
- Using the scan tool, record and erase the DTCs.
- Turn the ignition to the Lock position.NOTE:
Do not apply the brake or the clutch in the next step.
- Press the KIN in all positions several times.
- Turn the ignition off and then back on.
- Using the scan tool, read the active DTCs.
Does the scan tool display; B1A7D-2A-START BUTTON - STUCK?
Yes
- Go To 2.
No
- Test complete, the condition or conditions that originally set this DTC are not present at this time. Using the wiring diagrams as a guide, check all related splices and connectors for signs of water intrusion, corrosion, pushed out or bent terminals and poor pin fit.
- Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
- EXAMINE THE KEYLESS IGNITION NODE
- Check for anything that could cause the button to stick.
Could you find anything that would cause a sticking condition?
Yes
- Repair as necessary.
- Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
No
- Replace the Keyless Ignition Node (KIN) in accordance with the Service Information. Refer to RECEIVER, KEYLESS IGNITION NODE, REMOVAL .
- Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
- Check for anything that could cause the button to stick.
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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.