|
- Refer to Data List Reference Table
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|
- Item 118: No. 2 exhaust gas temperature sensor (catalyst temperature)
|
|
Q.
Is the check result normal?
|
|
Intermittent malfunction (Refer to GROUP 00 -
How to Use Troubleshooting/Inspection
Service Points -
How to Cope with Intermittent Malfunctions ).
|
|
|
|
Q.
Is the check result normal?
|
|
Repair or replace the connector.
|
|
|
|
- Check No. 2 exhaust gas temperature sensor (catalyst temperature) itself
(Refer to GROUP 17 -
Diesel Particulate Filter (DPF) System -
No. 2 Exhaust
Gas Temperature Sensor (catalyst temperature) Check ).
|
|
Q.
Is the check result normal?
|
|
Replace the No. 2 exhaust gas temperature sensor (catalyst temperature). After
replacing the No. 2 exhaust gas temperature sensor (catalyst temperature), carry out the forcible
DPF regeneration. (Refer to GROUP 17 -
Diesel Particulate Filter (DPF) System -
Forcible
DPF Regeneration ).
|
|
|
|
- Disconnect connector, and measure at harness side.
- Ignition switch: ON
- Voltage between terminal No. 2 and earth.
|
|
Q.
Is the check result normal?
|
|
Q.
Is the check result normal?
|
|
Repair or replace the connector.
|
|
|
|
- Check output line for open circuit.
|
|
Q.
Is the check result normal?
|
|
Repair the damaged harness wire.
|
|
|
|
- Refer to Data List Reference Table
|
|
- Item 118: No. 2 exhaust gas temperature sensor (catalyst temperature)
|
|
Q.
Is the check result normal?
|
|
Intermittent malfunction (Refer to GROUP 00 -
How to Use Troubleshooting/Inspection
Service Points -
How to Cope with Intermittent Malfunctions ).
|
|
|
|
Replace the engine-ECU. When the engine-ECU is replaced, write the chassis number
(Refer to GROUP 00 -
Precautions Before Service -
How to Perform Chassis Number
Writing ). After replacing the engine-ECU, register the injector identification
code and learn fuel injection (Refer to GROUP 00 -
Precautions Before Service -
What
The Common Rail Engine Learns ). After registering the injector
identification code, carry out the forcible DPF regeneration. (Refer to GROUP 17 -
Diesel
Particulate Filter (DPF) System -
Forcible DPF Regeneration ).
|
|
|
|
- Disconnect connector, and measure at harness side.
- Resistance between terminal No. 1 and earth.
|
|
OK: Continuity (2 Ω
or less)
|
|
Q.
Is the check result normal?
|
|
Q.
Is the check result normal?
|
|
Repair or replace the connector.
|
|
|
|
- Check earthing line for open circuit and damage.
|
|
Q.
Is the check result normal?
|
|
Repair the damaged harness wire.
|
|
|
|
Q.
Is the check result normal?
|
|
Repair or replace the connector.
|
|
|
|
- Check output line for damage.
|
|
Q.
Is the check result normal?
|
|
Repair the damaged harness wire.
|
|
|