Ecu Flash-Rom And Cpu Abnormality (Dtc P0605 / 628-2, P0606 / 1077-2, P0606/ 523527-2) - Kubota V3800-CR-TE4 Diagnosis Manual

V3800-CR-TE4,V3800-CR-TIE4, DM
(27) ECU Flash-ROM and CPU Abnormality (DTC P0605 / 628-2, P0606 / 1077-2,
P0606/ 523527-2)
P0605 / 628-2: ECU Flash-ROM error
Behaviour during malfunction:
• Engine stops
Detection item:
• FLASH ROM error
DTC set preconditions:
• Key switch is ON
DTC set parameter:
• 3 times or more consecutive inconsistencies in checksum
Engine warning light:
• ON
System action:
• Engine stop
Recovery from error:
• Key switch turn OFF
P0606 / 1077-2: ECU CPU (Main IC) error
Behaviour during malfunction:
• Engine stops
Detection item:
• Failure of CPU
DTC set preconditions:
• Key switch is ON
DTC set parameter:
• Battery voltage ≥ 10 V
• Starter switch is OFF
• CPU abnormality counter ≥ 5 times (RUN pulse abnormality occurs 5 times or more)
Engine warning light:
• ON
System action:
• Engine stop
Recovery from error:
• Key switch turn OFF
P0606 / 523527-2: ECU CPU (Monitoring IC) error
Behaviour during malfunction:
• Engine stops
Detection item:
• Failure of monitoring IC of CPU
DTC set preconditions:
• Key switch is ON
DTC set parameter:
• Battery voltage ≥ 10 V
• Starter switch continues OFF for 500 msec or more
• Abnormality continues for 2000 msec or more after the ECU is turned ON
• RUN pulse abnormality
• Above conditions occur continuously for 700 msec or more
Engine warning light:
• ON
System action:
• Engine stop
Recovery from error:
• Key switch turn OFF
1-S205
COMMON RAIL SYSTEM
9Y1200192CRS0757US0
9Y1200192CRS0758US0
9Y1200192CRS0759US0
KiSC issued 05, 2012 A