What was found
OUTFLOW VALVE FWD AUTO CONTROL ON FORWARD OUTFLOW VALVE FAILED OR MANUAL MODE FOR FORWARD OUTFLOW VALVE SELECTED OR FAILURE OF OUTFLOW VALVE FORWARD L AUTO CONTROL CHANNEL AND FAILURE OF OUTFLOW VALVE AFT R AUTO CONTROL CHANNEL OR FAILURE OF OUTFLOW VALVE FORWARD R AUTO CONTROL CHANNEL AND FAILURE OF OUTFLOW VALVE AFT L AUTO CONTROL CHA ADVISORY DB- AIR SUP MSG01- ACTIVE CRUISE MODE DEPENDENT; OUTFLOW VALVE CONTROL UNIT (FWD) OR ECU (R, FWD) MOTOR CONTROL CIRCUIT IS OPEN OR SHORTED. DB- AIR SUPPLY & CABIN PRESSURE R) MSG02- ACTIVE TAKEOFF ROLL MODE DEPENDENT; OUTFLOW VALVE (FWD) IS NOT IN COMMANDED POSITION. DB- AIR SUPPLY. *S/D* FOUND VALVE CONTROL ACTUATOR ASSEMBLY FAULTY. REPLACED VALVE CONTROL ACTUATOR ASSEMBLY, OP CHECKED GOOD. AC OK FOR SERVICE.