Yes, change that to 2, and build AgOpenGPS.
I haven’t had any jumps since changing this and have mounted my brick back with the rest of the electronics.
Documentation at this link https://www.tinkerforge.com/en/doc/Software/Bricks/IMUV2_Brick_C.html#imu-v2-brick-c-examples
The is also a Mode 3 which is without fast Magnetometer calibration.