Hino 238, Workshop Manual

Page: 411 / 919

ENGINE CONTROL SYSTEM (J08E) 4–1188
11
Inspect Accel-
erator switch
1. Inspect the Accelerator
switch connector (mating,
poor contact).
2. Inspect the switch unit.
3. Inspect the harness for dis-
connections and short-cir-
cuits.
Failure found:
Go to YES.
No failure
found: Go to
NO.
-Repair or
replace the
faulty part.
-Replace the
DPR filter and
the burner
nozzle and
clean the
igniter.
-After DPR
manual regen-
eration, the
diagnosis pro-
cedure will be
complete.
Perform "After-
inspection
work" of
INFORMA-
TION section.
Go to step 12.
12
Inspect PTO
signal
1. Inspect the PTO switch con-
nector (mating, poor con-
tact).
2. Check the PTO input signal.
3. Inspect the switch unit.
4. Inspect the harness for dis-
connections and short-cir-
cuits.
Failure found:
Go to YES.
No failure
found: Go to
NO.
-Repair or
replace the
faulty part.
-Replace the
DPR filter and
the burner
nozzle and
clean the
igniter.
-After DPR
manual regen-
eration, the
diagnosis pro-
cedure will be
complete.
Perform "After-
inspection
work" of
INFORMA-
TION section.
Go to step 13.
DTC: P244B Incomplete regeneration (check sheet 2) Inspection procedure
Step Action Description Judgement
Check
(Yes/No)
Yes No