Kubota 07-CR-E5 Manual page 264

Common rail system
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07-CR-E5,07-CR-TE5,07-CR-TIE5, DM
3. Check the SCV
1. Turn the key switch OFF, remove the connector from the SCV
side and measure the resistance between the terminals on the
SCV side.
Service specification
Item
Resistance
Insulation resistance
(between terminal
valves)
OK
Wiring harness open circuit or connector fault → Check and replace.
NG
SCV fault → Replace the SCV or supply pump unit (under warranty).
(1) SCV (Suction Control Valve)
4. Measure the Engine ECU Terminal Voltage
1. Unplug the engine ECU wiring harness connector 1 from
socket, and measure the voltage between engine ECU
terminals E09 / E29 and E10 / E30 and the ground (at the wiring
harness side).
Service
Both must be approx. 0 V.
specification
OK
Normal.
NG
Replace the wiring harness.
1-S226
COMMON RAIL SYSTEM
Temperature
Resistance
20 °C (68 °F)
Approx. 2.1 Ω
20 °C (68 °F)
100 MΩ or higher
9Y3200007CRS0342US0
9Y3200007CRS0343US0
KiSC issued 03, 2022 A

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