Check The Egr Valve Power Supply - Hino Motors HINO 155 series Workshop Manual

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3
Inspect the EGR valve connector
Was any failure found?
Connect securely, repair if needed.
Perform "After-inspection work" of INFOR-
MATION section.
4

Check the EGR valve power supply

+B
E
Do the measurements meet the standard value?
Go to step 5.
ENGINE (J05E)/TROUBLESHOOTING
1. Check the connection of the EGR valve connector (looseness and
poor contact).
YES
1. Set the starter key to the "LOCK" position.
2. Disconnect the EGR valve connector.
3. Set the starter key to the "ON" position.
4. Use the electrical tester to measure the voltage between the termi-
nals of the EGR valve vehicle side connector.
SHTS021270300703
Starter key: ON
YES
Go to step 4.
Measurement Tester
conditions connections
EGR valve vehicle
side connector
+B – E
Check the wire harness (actuator power sup-
ply and ground) and battery voltage.
Repair or replace parts as needed.
Perform "After-inspection work" of INFOR-
MATION section.
NO
Standard values
10 – 16 V
NO