Hino Motors HINO 155 series Workshop Manual page 841

3
Inspect the EGR valve power supply
+B
E
Do the measurements meet the standard value?
Replace the EGR valve, go to step 4.
4
Check the DTC detected 2 (Engine ECU)
Has DTC (P14BC or P14BD) been detected?
Replace the engine ECU.
Perform "After-inspection work" of INFOR-
MATION section.
ENGINE (J05E)/TROUBLESHOOTING
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.
SHTS021270300726
Starter key: ON
YES
1. Set the starter key to the "ON" position.
2. Select [Engine] and check if the DTC (P14BC or P14BD) has been
detected.
SHTS021270300727
YES
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.
Procedure completed.
Perform "After-inspection work" of INFOR-
MATION section.
2–805
Standard values
10 – 16 V
NO
NO