Contents
Trouble type | C8302: DF cooling fan trouble |
Rank | B |
Trouble detection condition | The lock signal continues to detect H during a given time while the DF cooling fan motor (FM4) is spinning. |
Trouble isolation | DF |
Relevant electrical parts | DF cooling fan motor (FM4)DF control board (DFCB) |
Procedure
- Check the connector between FM4-relay CN112-DFCB CN4 for proper connection and correct as necessary.
- Check the fan for possible overload and correct as necessary.
- FM4 load check
- Check code: 60
- Multi code: 113
- Control signal: DFCB CN4-5 (REM), DFCB CN4-7 (LOCK)
- Location of electrical component: 12-X
- Replace FM4.
- Replace DFCB.
(Link to the Field Service Manual)