COMMON RAIL SYSTEM
07-CR-E5,07-CR-TE5,07-CR-TIE5, DM
1-S32
2. Check the DTC
1. Turn the key switch ON and check the DTC.
Communication error
DTC presently existing
Past DTC only
9Y3200007CRS0028US0
3. Check the Starting Assist Device
1. Refer to the workshop manual for the machine and check the
glow plug, relay and related wiring harness.
2. In case the engine can not start when it is new or after the
maintenance, make sure to connect the injector harness
connector of the head cover position.
3. If the starter relay is used, neutral condition is required
depending on the model. Use the monitor function to check
whether the neutral switch (signal) is ON.
4. Perform an active test for models that have relay control in the
engine ECU on the engine side.
9Y3200007CRS0029US0
4. Check the Intake System
1. Check in accordance with "6.[1] AIR INTAKE SYSTEM
INSPECTION PROCEDURE". (Refer to page 1-S320)
9Y3200007CRS0030US0
Service
specification
No DTC is output.
OK Go to "3. Check the Starting Assist Device".
NG Go to "6. Check the Engine ECU Power Supply and Grounding".
OK Go to "3. Check the Starting Assist Device".
NG Check in accordance with the troubleshooting procedures for each DTC.
OK Go to "3. Check the Starting Assist Device".
NG Reproduce defect by referring to the freeze frame data, etc.
(a) CAN1 Connector
Service
specification
Operates repeatedly between ON and OFF in accordance
with the specified cycle.
OK Go to "4. Check the Intake System".
NG Checking and repair of starting assist device (glow plug).
(a) CAN1 Connector
OK Go to "5. Check the Fuel System".
NG Repair in accordance with "6.[1] AIR INTAKE SYSTEM INSPECTION
PROCEDURE". (Refer to page 1-S320)
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