User Manual

FENDT 400 Vario COM III, FENDT 700 Vario COM III, FENDT 800 Vario COM III Faults
B
OVERALL SYSTEM/TRACTOR
Fault code table COM III
Service Training
400 .. 1001- 724 .. 1001- 731 .. 1001- 401 .. 1001- 725 .. 1001- 402 .. 1001- 726 .. 1001- 403 .. 1001- 727 .. 1001- 404 .. 1001- 729 .. 1001-
0000 B T000434
Version 1
20/09/2007
31
Crop_this_page
6.1.58 A004 - ECU, control panel
Speed selector key 1000 rpm
has been pressed for more
than 30 seconds, mechanical
or electrical fault in button
Engagement possible
provided "1000" is se-
lected. "750" and
"540" selectable,
press PTO clutch but-
ton for longer than 5
secs. "1000" not se-
lectable.
Wiring diagram
Sheet 32
ENHANCED CONTROL
REAR PTO
6.1.60 B020 - Sensor, rear PTO speed
(stub shaft)
B021 - Sensor, rear PTO speed
(clutch)
The actual speed of the PTO
stub (corrected by the trans-
mission rate) differs from the
specified speed of the PTO
clutch by more than 12%. So-
lenoid valve (Y026, Y027,
Y028) incorrectly wired or
stuck. Mechanical fault in
speed selector. Signal fault in
Hall sensor (B020, B021)
Electric speed selec-
tion remains possi-
ble, press "Engage
PTO" button for more
than 5 seconds
(emergency mode).
In case of a faulty so-
lenoid valve, corre-
sponding speed
cannot be engaged.
Wiring diagram
Sheet 32
ENHANCED CONTROL
REAR PTO
6.1.A1 A004 - ECU, control panel
Rear PTO "ON" button
Communication fault Wiring diagram
Sheet 32
ENHANCED CONTROL
REAR PTO
6.1.AA A004 - ECU, control panel
"Active" button (only NA version)
Communication fault ENHANCED CONTROL
REAR PTO
6.1.B0 A004 - ECU, control panel CAN bus communication re-
stricted.
Rear PTO non-opera-
tional
EOL programming
6.1.B5 A004 - ECU, control panel
Speed selector button NEUTRAL
Communication fault ENHANCED CONTROL
REAR PTO
6.1.B6 A004 - ECU, control panel
Speed selector button 540 rpm
Communication fault ENHANCED CONTROL
REAR PTO
6.1.B7 A004 - ECU, control panel
Speed selector button 750 rpm
Communication fault ENHANCED CONTROL
REAR PTO
6.1.B8 A004 - ECU, control panel
Speed selector key 1000 rpm
Communication fault ENHANCED CONTROL
REAR PTO
Fault
code
DIN brief description Cause Consequences Reference FENDIAS / Note