– 52 –
Troubleshooting (Continued)
Is TCJ connector
CN102 connected
normally?
Is TCJ resistor
characteristic
normal?
Check I/U main board.
→
Replace it if necessary.
Correct connector connection.
Replace sensor TCJ.
.
YES
NO
YES
NO
*
See I/U temp. sensor characteristics-2.
Is TC connector
CN101 connected
normally?
Is TC resistor
characteristic
normal?
Check I/U boards.
→
Replace defective board.
Correct connector connection.
Replace sensor TC.
YES
NO
YES
NO
*
See I/U temp. sensor characteristics-2.
Check code
Check code name
Possible causes
I/U sensor TCJ error
I/U sensor TCJ error
[F01]
(New code)
Check code
Check code name
Possible causes
I/U sensor TC error
Sensor TC open or short-circuit
[F02]
(New code)