Kubota 07-CR-E5 - CAN2 Frame Error (DTC U0081; 523548-2, U0082; 523591-2, U0083; 523592-2, U0086; 523595-2, U0087; 523596-2, U0089; 523598-2)

COMMON RAIL SYSTEM
07-CR-E5,07-CR-TE5,07-CR-TIE5, DM
1-S317
(73) CAN2 Frame Error (DTC U0081 / 523548-2, U0082 / 523591-2, U0083 /
523592-2, U0086 / 523595-2, U0087 / 523596-2, U0089 / 523598-2)
U0081 / 523548-2: CAN-KBT frame error
Behaviour during malfunction:
• Insufficient output
Detection item:
• CAN-KBT original frame open circuit error
DTC set preconditions:
• Battery voltage is normal
• Key switch turn OFF to ON
• Starter Switch signal (Engine ECU: V12 terminal) is not activated
• No error of "CAN2 Bus off"
DTC set parameter:
• CAN2 KBT frame open circuit error
Engine warning light:
•ON
Limp home action by engine ECU (system action):
• Forced Idle (Accelerator = 0 %)
Recovery from error:
• Key switch turn OFF
9Y3200007CRS0504US0
U0082 / 523591-2: CAN CCVS (Parking SW and Vehicle Speed) frame error
Behaviour during malfunction:
•None
Detection item:
• CAN_CCVS communication stopping
DTC set preconditions:
• Battery voltage is normal
• Starter Switch signal (Engine ECU: V12 terminal) is not activated
DTC set parameter:
• CAN CCVS frame time out error
Engine warning light:
•ON
Limp home action by engine ECU (system action):
• Parking SW = OFF, Vehicle speed = 0 [default value]
Recovery from error:
• Key switch turn OFF
9Y3200007CRS0505US0
U0083 / 523592-2: CAN CM1 (Regen SW) frame error
Behaviour during malfunction:
•None
Detection item:
• CAN_CM1 communication stopping
DTC set preconditions:
• Battery voltage is normal
• Starter Switch signal (Engine ECU: V12 terminal) is not activated
DTC set parameter:
• CAN CM1 frame time out error
Engine warning light:
•ON
Limp home action by engine ECU (system action):
• Regeneration inhibit = ON, Parked regeneration switch = OFF [default value]
Recovery from error:
• Key switch turn OFF
9Y3200007CRS0506US0
KiSC issued 03, 2022 A