Qr Data Abnormality - Kubota V3800-CR-TE4 Diagnosis Manual

V3800-CR-TE4,V3800-CR-TIE4, DM
Name
ISO 14229
P-Code
SPN
J1939-73
FMI
DTC Name QR data error
Management Unit
for Detected Part
Detection item
DTC Set
Preconditions
DTC set parameter
Time to action or
number of error
detection
System Action
Behaviour During
Malfunction
Engine Warning
Light
Recovery from
error
P0602
523538
2
QRERR
• QR data read error from EEPROM
• Key switch is ON
• QR correction data exceeds threshold
value
• Multiple check error
(QR correction data for each injector has
been stored in three locations. When this
data is read and compared, an error is
determined if there is difference in all
three values)
• Transient
• Output limitation: Approximately 50 % of
normal condition
• Insufficient output
• ON
• Key switch turn OFF

QR data abnormality

No QR data
• Area of QR data on EEPROM is vacant
• Key switch is ON
• When QR correction data fails to write to
the EEPROM
(When the initial ECU value is "0", an
error that QR data is not written to the
disc at the time of vehicle shipment is
detected)
• Transient
• Output limitation: Approximately 50 % of
normal condition
• Insufficient output
• ON
• Key switch turn OFF
1-S92
COMMON RAIL SYSTEM
P0602
523538
7
QRNOT
9Y1200192CRS0632US0
KiSC issued 05, 2012 A