NorAM 65E Turbo Motor Grader, Service Manual

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ZF Friedrichshafen AG
description of fault codes for ERGO-Control
97-09-18
TE-AB F:\15_Kunden_Informationen\FC_Liste\Fc_37_V920.doc Seite 33 von 58
Fault
Code
(hex)
SPN FMI Int.
Code
(dec)
MEANING OF THE FAULT CODE
possible reason for fault detection
reaction of the TCU possible steps to repair remarks costu
mer
•
cable / connector is defective and has
contact to another regulator output of
the TCU
•
regulator has an internal defect
gearbox
86 5520 5 20
O
.
C
.
AT CLUTCH
KV
the measured resistance value of the valve
is out of limit.
•
cable / connector is defective and has
no contact to TCU
• regulator has an internal defect
TCU shifts to neutral
OP-Mode: limp home
if failure at another clutch is
pending
TCU shifts to neutral
OP-Mode: TCU shutdown •
check the cable from TCU to the
gearbox
• check the connectors from gearbox to
TCU
• check the regulator resistance
1)
•
check internal wire harness of the
gearbox
1)
see chapter 4 all,
Sisu
87 5530 3 27
S
.
C
.
TO BATTERY VOLTAGE AT CLUTCH
KR
the measured resistance value of the valve
is out of limit, the voltage at KR valve is
too high.
•
cable / connector is defective and has
contact to battery voltage
•
regulator has an internal defect
TCU shifts to neutral
OP-Mode: limp home
if failure at another clutch is
pending
TCU shifts to neutral
OP-Mode: TCU shutdown
• check the cable from TCU to the
gearbox
• check the connectors from gearbox to
TCU
• check the regulator resistance
1)
• check internal wire harness of the
gearbox
1)
see chapter 4 all,
Sisu
88 5530 4 15
S
.
C
.
TO GROUND AT CLUTCH
KR
the measured resistance value of the valve
is out of limit, the voltage at KR valve is
too low.
•
cable / connector is defective and has
contact to vehicle ground
•
cable / connector is defective and has
contact to another regulator output of
the TCU
•
regulator has an internal defect
TCU shifts to neutral
OP-Mode: limp home
if failure at another clutch is
pending
TCU shifts to neutral
OP-Mode: TCU shutdown
• check the cable from TCU to the
gearbox
• check the connectors from gearbox to
TCU
• check the regulator resistance
1)
• check internal wire harness of the
gearbox
1)
see chapter 4 all,
Sisu
89 5530 5 21
O
.
C
.
AT CLUTCH
KR
the measured resistance value of the valve
is out of limit.
•
cable / connector is defective and has
TCU shifts to neutral
OP-Mode: limp home
if failure at another clutch is
pending •
check the cable from TCU to the
gearbox
• check the connectors from gearbox to
TCU
1)
see chapter 4 all,
Sisu