Cracked low-pressure supply hoses pull air into the system, creating air pockets that mimic severe pressure loss. Step-by-Step Diagnostic and Troubleshooting Guide
Check the common rail pressure sensor readings against actual mechanical gauges to rule out sensor bias. 3. Isolate the Injectors New Holland 3297 Error Code
If the code persists after basic maintenance, a dealer technician will use the CNH Electronic Service Tool (EST) to perform a "static dosing test." This test manually activates the pump to measure the exact pressure output (typically around 9 bar or 130 psi). If the pump runs but cannot build pressure, the internal supply module likely requires replacement. Cracked low-pressure supply hoses pull air into the
: If an injector nozzle sticks open or exhibits internal leakage, it bleeds high-pressure fuel directly into the cylinder or back to the fuel return network. 2. Low-Pressure Fuel Supply Faults Isolate the Injectors If the code persists after
Replace both the if they have more than 250 operating hours.