Hino Motors HINO 155 series Workshop Manual page 393

6
Inspect the engine coolant temperature sensor unit
E
THW
Do the measurements meet the standard value?
Go to step 7.
7
Check the DTC detected (Engine ECU)
Has DTC P0217 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 engine coolant temperature sensor connector.
3. Use the electrical tester to measure the resistance between the
terminals of the engine coolant temperature sensor.
Starter key: LOCK
SHTS021270300320
YES
Perform engine warm up. (engine coolant temperature: 80 C {176
1.
F} or more)
2. Stop the engine and set the starter key to the "LOCK" position.
Connect the vehicle to HINO DX Ⅱ .
3.
4. Set the starter key to the "ON" position.
5. Select [Engine] and check if P0217 has been detected.
SHTS021270300321
YES
Measurement Tester
conditions connections
Engine coolant
temperature sen-
sor
THW – E
Replace the engine coolant temperature sen-
sor.
Perform "After-inspection work" of INFOR-
MATION section.
Procedure completed.
Perform "After-inspection work" of INFOR-
MATION section.
2–357
Standard values
20 C {68 F}:
2.59 – 2.32 k
80 C {176 F}:
0.326 – 0.310 k
NO
NO