New Holland 3297 Error Code [top] -

The DEF pump must maintain a precise pressure (usually around 5 to 9 bar, depending on the model) to atomize the fluid into the exhaust stream. A worn-out pump or a skewed pressure sensor will misreport data to the ECU, generating the error. 4. Malfunctioning NOxcap N cap O sub x The ECU relies on two NOxcap N cap O sub x

. This monitoring is active when the high-pressure regulator is operating in a "closed loop" mode. СБ Про-Сервіс Potential Causes

Crank or run the engine at idle. If fuel actively streams out of the valve port, the PRV is blown and requires replacement. Step 4: Run an Injector Leak-Back Test New Holland 3297 Error Code

Look for white, chalky crystalline deposits along the DEF lines, pump, and injector, which indicate a leak.

When the 3297 error code appears, you may notice one or more of the following symptoms: The DEF pump must maintain a precise pressure

: The pressure sensor itself may be faulty, or the DEF supply pump is unable to maintain the required pressure (typically around 9 bar / 130 psi).

Is the machine currently stuck in an ?

Based on common causes, here are some potential repairs:

Unplug each connector. Look for bent pins, moisture, or green corrosion. Clean with electrical contact cleaner and apply dielectric grease before reconnecting. Malfunctioning NOxcap N cap O sub x The

The most common root causes for DTC 3297 on New Holland equipment are: