Kubota 07-CR-E5 - Common 2 System Injector Drive Circuit Open (DTC P2149; 523524-2)

COMMON RAIL SYSTEM
07-CR-E5,07-CR-TE5,07-CR-TIE5, DM
1-S266
(47) Common 2 System Injector Drive Circuit Open (DTC P2149 / 523524-2)
Behaviour during malfunction:
• Insufficient output
• Large vibration
• Worsening exhaust gas performance
• Engine stops in some case
Detection item:
• Wiring harness open circuit
DTC set preconditions:
• Engine is operating
• Battery voltage is normal
• During injection
•CPU is normal
DTC set parameter:
• When wiring harness open circuit
Engine warning light:
•ON
Limp home action by engine ECU (system action):
• Output limitation: Approximately 75 % of normal condition
•EGR stop
• Intake throttle 100 % open
Recovery from error:
• Key switch turn OFF
9Y3200007CRS0417US0
9Y3200007CRS0418US0
(1) Terminal COMMON
(2) Terminal TWV
(a) Pin Assignment
(b) Engine Cylinder No.
(c) Injectors
(d) Constant Amperage Circuit
(e) High Voltage Generation
Circuit
(f) Control Circuit
(g) Engine ECU Connector 1
(Engine Side)
(h) Engine ECU
KiSC issued 03, 2022 A