P2042
OBD-II Code P2042 means there is a problem with the Reductant Temperature Sensor Circuit, which is responsible for monitoring the temperature of the Diesel Exhaust Fluid (DEF) in the tank. 1071
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OBD-II Code P2042 means there is a problem with the Reductant Temperature Sensor Circuit, which is responsible for monitoring the temperature of the Diesel Exhaust Fluid (DEF) in the tank. 1071
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