UDRF01.04GB
Maintenance manual DRF 400–450
14
D Error codes – 1 Engine
637/3
18 DTC
2.4
Sensor en-
gine rpm,
flywheel.
Abnormal
frequency.
Engine is ex-
tremely diffi-
cult to start
and runs
rough, if it
runs.
Check that sensor is in-
stalled correctly and con-
nected.
Check cabling between
control unit and compo-
nent.
Check the sensor.
D794/
Black:30,
D794/
Black:31
-
1.9.2. Sensor
engine rpm
637/8
18 DTC
2.4
Sensor en-
gine rpm,
flywheel.
Abnormal
frequency.
Engine is ex-
tremely diffi-
cult to start
and runs
rough, if it
runs.
Check that sensor is in-
stalled correctly and con-
nected.
Check cabling between
control unit and compo-
nent.
Check the sensor.
D794/
Black:30,
D794/
Black:31
-
1.9.2. Sensor
engine rpm
639/
11
38 DTC
6.5
Communi-
cation er-
ror with
Control
unit engine
(D794),
configura-
tion error.
Engine off:
engine can-
not be start-
ed.
Engine on:
engine goes
to idle and
can only be
stopped with
emergency
stop.
Check that the 8-pin con-
nector isn't damaged.
Check that cables between
CIU and engine's control
unit aren't damaged.
Check that connection 11
and 12 in CIU-connector
are intact.
Check connection 1 and 2
in the red connector on the
engine's control unit.
D794/
Red:1,
Red:2
CAN/
POWER,
menu 2
1.6.3 CAN-bus
drivetrain
639/
12
38 DTC
6.5
Communi-
cation er-
ror with
Control
unit engine
(D794),
configura-
tion error.
Engine off:
engine can-
not be start-
ed.
Engine on:
engine goes
to idle and
can only be
stopped with
emergency
stop.
Check that the 8-pin con-
nector isn't damaged.
Check that cables between
CIU and engine's control
unit aren't damaged. Check
that connection 11 and 12
in CIU-connector are intact.
Check connection 1 and 2
in the red connector on the
engine's control unit.
D794/
Red:1,
Red:2
CAN/
POWER,
menu 2
1.6.3 CAN-bus
drivetrain
Descrip-
tion
Limitation
Action
Con-
nec-
tion
and
com-
ponent
Diag-
nostic
menu
Function
group
Code
Volvo
code
https://www.forkliftpdfmanuals.com/
Summary of Contents for DRF420-60S5
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Page 4: ...UDRF01 04GB Maintenance manual DRF 400 450 2 AForeword https www forkliftpdfmanuals com ...
Page 18: ...UDRF01 04GB Maintenance manual DRF 400 450 2 BSafety https www forkliftpdfmanuals com ...
Page 60: ...UDRF01 04GB Maintenance manual DRF 400 450 2 1Engine https www forkliftpdfmanuals com ...
Page 86: ...UDRF01 04GB Maintenance manual DRF 400 450 2 2Transmission https www forkliftpdfmanuals com ...
Page 100: ...UDRF01 04GB Maintenance manual DRF 400 450 2 3Driveline axle https www forkliftpdfmanuals com ...
Page 106: ...UDRF01 04GB Maintenance manual DRF 400 450 2 4Brakes https www forkliftpdfmanuals com ...
Page 124: ...UDRF01 04GB Maintenance manual DRF 400 450 2 5Steering https www forkliftpdfmanuals com ...
Page 130: ...UDRF01 04GB Maintenance manual DRF 400 450 2 6Suspension https www forkliftpdfmanuals com ...
Page 150: ...UDRF01 04GB Maintenance manual DRF 400 450 2 7 Load handling https www forkliftpdfmanuals com ...
Page 320: ...UDRF01 04GB Maintenance manual DRF 400 450 2 D Error codes https www forkliftpdfmanuals com ...
Page 412: ...UDRF01 04GB Maintenance manual DRF 400 450 2 ESchematics https www forkliftpdfmanuals com ...