Hino Motors HINO 155 series Workshop Manual page 203

6
Inspect the intercooler outlet temperature sensor power supply
D
E44
Do the measurements meet the standard value?
Go to step 7.
7 Check the DTC detected (Engine ECU)
Has DTC (P007C or P007D) been detected?
Replace the engine ECU.
Perform "After-inspection work" of INFOR-
MATION section.
ENGINE (J05E)/TROUBLESHOOTING
1. Disconnect the intercooler outlet temperature sensor connector.
2. Connect the signal check harness to the engine ECU.
E77
3. Set the starter key to the "ON" position.
4. Use the electrical tester to measure the voltage between the
engine ECU (signal check harness) terminals.
SHTS021270300154
Starter key: ON
YES
Warm up the engine. (engine coolant temperature: 80 C {176 F}
1.
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 the DTC (P007C or P007D) has been
detected.
SHTS021270300155
YES
Measurement Tester
conditions connections
Engine ECU (sig-
nal check har-
ness)
THA0 (E44) –
E4 (E77)
Replace the engine ECU.
Perform "After-inspection work" of INFOR-
MATION section.
Procedure completed.
Perform "After-inspection work" of INFOR-
MATION section.
2–167
Standard values
4.5 – 5.5 V
NO
NO