Replacement - Hino S5-LJ05E04A Workshop Manual

DIFFERENTIAL PRESSURE PIPE
EXHAUST (J05E)

REPLACEMENT

REMOVING DPR CLEANER
1. CAUTIONS
! CAUTION
• Perform replacement after cooling to prevent burns. (Turn the
starter key to the "LOCK" position and leave it for more than
30 minutes to cool.)
•
Handle the DPR cleaner and DEF-SCR with particular care
because they are heavy made of ceramic and can be easily
broken.
2. DISCONNECTING SENSORS
NOTICE
Remove connectors and clips from the vehicle side. Sensors do
not need to be removed from the muffler.
(1) Remove the DPR differential pressure sensor.
Reference: EXHAUST (J05E), DPR DIFFERENTIAL PRES-
SURE SENSOR, REPLACEMENT, REMOVE THE DPR DIF-
FERENTIAL PRESSURE SENSOR (Page 11-96)
(2) Disconnect the DOC upstream temperature sensor.
Reference: EXHAUST (J05E), DOC UPSTREAM TEMPERA-
TURE
UPSTREAM TEMPERATURE SENSOR (Page 11-108)
(3) Disconnect the DPR upstream temperature sensor.
Reference: EXHAUST (J05E), DPR UPSTREAM TEMPERA-
TURE SENSOR, REPLACEMENT, REMOVING THE DPR
UPSTREAM TEMPERATURE SENSOR (Page 11-111)
(4) Disconnect the DPR downstream temperature sensor.
Reference: EXHAUST (J05E), DPR DOWNSTREAM TEMPER-
ATURE SENSOR, REPLACEMENT, REMOVING THE DPR
DOWNSTREAM TEMPERATURE SENSOR (Page 11-113)
3. REMOVING THE DIFFERENTIAL PRESSURE PIPE
(1) Unfasten the nut to remove the clip from the differential pressure
pipe.
(2) Loosen the flare nut to disconnect the differential pressure pipe
from the muffler.
MUFFLER
SHTS021271000048
4. REMOVING THE FRONT EXHAUST PIPE
Reference: EXHAUST (J05E), EXHAUST PIPE, REPLACE-
MENT, REMOVING THE EXHAUST SYSTEM COMPONENT
PARTS (Page 11-9)
SENSOR, REPLACEMENT,
11–37
EN01F02127100402002009
REMOVING DOC