Common 1 Twv Actuation System Short (Dtc P2147 / 523523-4, P2148 / 523523-3) - Kubota V3800-CR-TE4 Diagnosis Manual

V3800-CR-TE4,V3800-CR-TIE4, DM
(37) 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:
• When wiring harness short to ground occurs
Engine warning light:
• ON
System action:
• Injectors which have DTC stop injection
• Output limitation: Approximately 50 % of normal condition
• Speed limitation (Accelerator limitation: 50 %)
• EGR stop
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:
• When wiring harness short to +B occurs
Engine warning light:
• ON
System action:
• Injectors which have DTC stop injection
• Output limitation: Approximately 50 % of normal condition
• Speed limitation (Accelerator limitation: 50 %)
• EGR stop
Recovery from error:
• Key switch turn OFF
1-S233
COMMON RAIL SYSTEM
9Y1200192CRS0792US0
9Y1200192CRS0793US0
KiSC issued 05, 2012 A