Volvo D13 User Manual
Section 01: ENGINE
PA1561
47
4. ENGINE TROUBLESHOOTING GUIDE
is the
engine
starting ?
plug the Diagnostics Data
Reader DDR into the receptacle
or momentarily depress the
stop engine "OVERRIDE"
switch to activate the DDEC
self-diagnostic system
Reader DDR into the receptacle
or momentarily depress the
stop engine "OVERRIDE"
switch to activate the DDEC
self-diagnostic system
yes
no
does the
engine
rotate ?
no
yes
does the red
"Stop Engine"
indicator
illuminate and
go off after 5
sec. ?
yes
no
go to
step 2
go to
step 3
with diagnostic code in
hand, contact your
Detroit Diesel service
center
hand, contact your
Detroit Diesel service
center
START
see
note 1
faulty 12-volt-system power supply,
probable causes :
- battery cables improperly connected
- fuse blown
- faulty battery equalizer
- activate the DDEC self-diagnostic system
and contact your Detroit Diesel service
center
probable causes :
- battery cables improperly connected
- fuse blown
- faulty battery equalizer
- activate the DDEC self-diagnostic system
and contact your Detroit Diesel service
center
engine does not rotate
what is the
voltage reading
on 24-volt-
system
dashboard
indicator ?
indicator ?
is the shift
selector to
selector to
neutral "N"
position ?
higher than
24 volts
lower than
24 volts
yes
no
faulty 24-volt-system power supply
or low battery voltage. Contact
Prévost Action Services
or low battery voltage. Contact
Prévost Action Services
there may be a problem
with the starter or starter
circuit. Contact Detroit
Diesel or Prévost Action
Service
with the starter or starter
circuit. Contact Detroit
Diesel or Prévost Action
Service
step 2
place the shift selector to
neutral "N" position and start
the engine
neutral "N" position and start
the engine
is the rear start
selector to
"NORMAL"
position?
no
Set the rear start
selector to "NORMAL"
selector to "NORMAL"
yes