Wrangler 4WD L4-150 2.5L VIN P MFI (1998)
maintains the hold cycle until sensor inputs indicate a pressure change is necessary.
Pressure Increase
The inlet valve is open and the outlet valve is closed during the pressure increase cycle. The pressure increase cycle is used to counteract unequal
wheel speeds. This cycle controls re-application of fluid apply pressure due to changing road surfaces or wheel speed.