Chrysler DTC P1484 – Catalytic Converter Overheat Detected
DTC P1484 meaning on Chrysler
DTC P1484 on a Chrysler vehicle indicates that the Engine Control Module (ECM) has detected an overheat condition in the catalytic converter.
Chrysler DTC P1484 symptoms
- Check Engine Light (CEL) illuminated on the dashboard
- Reduced engine performance
- Increased exhaust emissions
Chrysler DTC P1484 causes
- Restricted exhaust flow
- Faulty catalytic converter
- Engine running too rich
Chrysler DTC P1484 seriousness
The DTC P1484 code should not be ignored as an overheating catalytic converter can lead to further damage to the vehicle’s emissions system and may result in failing an emissions test.
How to diagnose DTC P1484 on Chrysler
- Use a scan tool to retrieve the DTC P1484 code and any other related codes
- Inspect the catalytic converter for physical damage or signs of overheating
- Check for any exhaust restrictions or leaks
- Monitor the engine’s air-fuel ratio to ensure it is within specifications
How to fix DTC P1484 on Chrysler
- Repair any exhaust leaks or restrictions
- Replace the catalytic converter if it is damaged or not functioning properly
- Address any issues causing the engine to run rich
- Clear the DTC P1484 code from the ECM
How to erase DTC P1484 on Chrysler
To clear the DTC P1484 code on a Chrysler vehicle, use a scan tool to access the ECM and select the option to clear the diagnostic trouble codes. Ensure that the underlying issue causing the code has been addressed before clearing it.
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