Common 1 Twv Actuation System Short (Dtc P2147 / 523523-4, P2148 / 523523-3) - Kubota 07-CR-E5 Manual

07-CR-E5,07-CR-TE5,07-CR-TIE5, DM
(46) Common 1 TWV Actuation System Short (DTC P2147 / 523523-4, P2148 /
523523-3)
P2147 / 523523-4: Common 1 TWV actuation system ground short
Behaviour during malfunction:
• Insufficient output
• Large vibration
• Worsening exhaust gas performance
• Engine stops in some case
Detection item:
• Wiring harness short to ground
DTC set preconditions:
• Engine is operating
• Battery voltage is normal
DTC set parameter:
• Wiring harness short to ground
Engine warning light:
• ON
Limp home action by engine ECU (system action):
• Injectors which have error stop injection
• Output limitation: Approximately 75 % of normal condition
• EGR stop
• Intake throttle 100 % open
Recovery from error:
• Key switch turn OFF
P2148 / 523523-3: Common 1 TWV actuation system +B short
Behaviour during malfunction:
• Insufficient output
• Large vibration
• Worsening exhaust gas performance
• Engine stops in some case
Detection item:
• Wiring harness short to +B
DTC set preconditions:
• Engine is operating
• Battery voltage is normal
DTC set parameter:
• Wiring harness short to +B
Engine warning light:
• ON
Limp home action by engine ECU (system action):
• Injectors which have error stop injection
• Output limitation: Approximately 75 % of normal condition
• EGR stop
• Intake throttle 100 % open
Recovery from error:
• Key switch turn OFF
1-S262
COMMON RAIL SYSTEM
9Y3200007CRS0408US0
9Y3200007CRS0409US0
KiSC issued 03, 2022 A