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- 3900 Bus FC Chassis (built before 5/23/1997)
S9125181037
locked wheels cause skidding and loss of directional control
Diagnostic trouble codes (DTCs) may appear in the ECU
Warping or deformation over time
10049766 | Genuine DuraWRX® DEF Multifunction Head 40 micron, 18" Yaw Rate Sensor - 3900 Bus FC ChassisDescription: A Diesel Exhaust Fluid (DEF) header 10049766 is a key component in a diesel vehicles emissions control system, specifically within the Selective Catalytic Reduction (SCR) system. The DEF header (also called a DEF tank head or DEF sender assembly) is the unit mounted on or inside the DEF tank. It monitors and manages the Diesel Exhaust Fluid thats injected into the exhaust to reduce harmful nitrogen oxide (NOx) emissions. Part Number:
