Is your defective Ram 4500 actually a LEMON?

Find out in 30 SECONDS or less if it qualifies for a REFUND or a CASH SETTLEMENT.

TSB Document:

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.

Click a tab for more information.

Date Published
NOV 10, 2021
NHTSA TSB #
10204384
Find something helpful? Spread the word.

Become a Fan & Spread the Word