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 MANUALSCHRYSLER2007300 V6-2.7L VIN RREPAIR AND DIAGNOSISA L L DIAGNOSTIC TROUBLE CODES ( DTC )TESTING AND INSPECTIONB CODE CHARTSB1429
2007 Chrysler 300 V6-2.7L VIN R
B1429
2007 Chrysler 300 V6-2.7L VIN RSECTION B1429
B1429-RADIO DISPLAY HIGH TEMPERATURE
For a complete wiring diagram Refer to Diagrams/Electrical.
- When Monitored:
- Continuously with the ignition and Navigation Radio on.
- Set Condition:
- The code will set if the temperature inside the display exceeds 58° F
Diagnostic Test
1.VERIFY THAT DTC B1429-RADIO DISPLAY HIGH TEMPERATURE IS ACTIVE.
With the Scan Tool, erase the Audio DTC's.
Start the engine and allow the engine to reach normal operating temperature.
If the vehicle has been in the hot sunlight or extreme cold, move the vehicle indoors and open the doors to allow the inside temperature to stabilize.
The radio display should operate to 158° F.
With the Scan Tool, read the DTC's.
Does the Scan Tool display, B1429- Radio Display High Temperature?
Yes
- Replace the Radio.
- Perform the BODY VERIFICATION TEST - VER 1. Body Verification Test
No
- Test Complete.
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.