COMMON RAIL SYSTEM
07-CR-E5,07-CR-TE5,07-CR-TIE5, DM
1-S97
9Y3200007CRS0135US0
Name SCV drive system abnormality
ISO 14229
P-Code
P0628 P0629
J1939-73
SPN 1347 1347
FMI 43
SPN Name
SAE J1939 Table C1
Engine Fuel Feed Pump Pressurizing
Assembly #1
Engine Fuel Feed Pump Pressurizing
Assembly #1
DTC Name SCV drive system error +B short circuit of SCV
Detection item
• Open circuit or ground short circuit of
SCV
• +B short circuit of SCV
DTC Set
Preconditions
• Battery voltage is normal
• Key switch is ON
• Starter Switch signal (Engine ECU: V12
terminal) is not activated
• Battery voltage is normal
• Key switch is ON
• Starter Switch signal (Engine ECU: V12
terminal) is not activated
DTC set parameter • Open circuit or ground short of SCV • +B short circuit of SCV
Time to action or
number of error
detection
• 2.6 sec. or more • 2.6 sec. or more
Limp Home Action
by engine ECU
(system action)
• Output limitation: Approximately 50 % of
normal condition
• Speed limitation (Accelerator limitation:
50 %)
•EGR stop
• Intake throttle 100 % open
• Engine forcibly stopped 60 sec. later
• Output limitation: Approximately 50 % of
normal condition
• Speed limitation (Accelerator limitation:
50 %)
•EGR stop
• Intake throttle 100 % open
• Engine forcibly stopped 60 sec. later
Behaviour During
Malfunction
• Insufficinet output
• Worsening exhaust gas performance
• Insufficinet output
• Worsening exhaust gas performance
Engine Warning
Light
•ON •ON
Recovery from
error
• Key switch turn OFF • Key switch turn OFF
Delay time for
recovery
––
Remark
• Engine speed may go down due to low
fuel pressure regardless limp home
de-rating
• Engine may stop automatically before
stopped forcibly by engine ECU
To Next Page