Troubleshooting (Continued)

Check code

 

Check code name

Possible causes

 

 

 

 

 

 

[F01]

 

I/U sensor TCJ error

I/U sensor TCJ error

(New code)

 

 

 

 

 

 

 

 

 

 

Is TCJ connector

NO

 

 

 

Correct connector connection.

CN102 connected

 

 

normally?

 

 

 

 

YES

 

 

 

 

 

 

 

 

 

 

 

 

Is TCJ resistor

NO

 

 

 

Replace sensor TCJ.

characteristic

 

 

normal?

 

 

 

* See I/U temp. sensor characteristics-2.

 

YES

 

 

 

 

 

 

 

 

 

 

Check I/U main board.

Replace it if necessary.

Check code

 

Check code name

Possible causes

 

 

 

 

 

 

[F02]

 

I/U sensor TC error

Sensor TC open or short-circuit

(New code)

 

 

 

 

 

 

 

 

 

 

Is TC connector

NO

 

 

 

Correct connector connection.

CN101 connected

 

 

normally?

 

 

 

 

YES

 

 

 

 

 

 

 

 

 

 

 

 

Is TC resistor

NO

 

 

 

Replace sensor TC.

characteristic

 

 

normal?

 

 

 

 

 

 

* See I/U temp. sensor characteristics-2.

YES

Check I/U boards.

Replace defective board.

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