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Ram TSB #18-034-21

2021 Ram 2500

TSB Document:

MC-10194039-9999.pdf

Affected Component: BACK OVER PREVENTION

Summary: P203E and P203F Additional Diagnostic Information This bulletin provides additional information regarding diagnosing Diesel Exhaust Fluid (DEF) issue in extreme cold weather. Diagnostic Trouble Codes (DTCs) P203E - Reductant Level Sensor 1 Circuit Intermittent and/or P203F - Reductant Level Too Low set.

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Date Published: APR 02, 2021
NHTSA TSB #: 10194039

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