DTC    P244A    Diesel Particulate Filter Differential Pressure Too Low

DESCRIPTION

INSPECTION PROCEDURE

CHECK ANY OTHER DTCS OUTPUT (IN ADDITION TO DTC P244A)

CHECK CONNECTION OF VACUUM TRANSMITTING HOSE ASSEMBLY (DIFFERENTIAL PRESSURE SENSOR - TRANSMITTING PIPE)

CHECK EXHAUST SYSTEM

INSPECT DIFFERENTIAL PRESSURE SENSOR ASSEMBLY

PERFORM DIFFERENTIAL PRESSURE SENSOR LEARNING

READ VALUE USING INTELLIGENT TESTER (DPF DIFFERENTIAL PRESSURE)

REPLACE CLOGGED PARTS

REPAIR OR REPLACE EXHAUST SYSTEM

REPLACE DIFFERENTIAL PRESSURE SENSOR ASSEMBLY

INSPECT DIFFERENTIAL PRESSURE SENSOR ASSEMBLY

REPLACE ECM

CHECK WHETHER DTC OUTPUT RECURS (DTC P244A)

REPLACE EXHAUST MANIFOLD CONVERTER SUB-ASSEMBLY

PERFORM INITIALIZATION (DPF DETERIORATION RECORD)

CONFIRM WHETHER MALFUNCTION HAS BEEN SUCCESSFULLY REPAIRED