Chapter 2 Troubleshooting
2.3 Error Code FIP
2-53
FIP1.9 042-330 Rear Fan Failure
Step Check and Action Yes No
Parts considered to be the cause
Rear Fan [FAN SUB] (PL19.2.9)
HARNESS ASSY REAR FAN (PL18.3.16)
HARNESS ASSY LV (PL18.3.5)
PWB LVPS (PL18.1.5)
PWBA MCU (PL18.2.2)
1
Check the Rear Fan [FAN SUB] operation
Execute the Diag Digital Output [042-001] to check the
rotation of the Rear Fan [FAN SUB].
Is it working properly?
Replace the
PWBA MCU.
(REP 18.2)
Go to Step 2.
2
Check the installation of the Rear Fan [FAN SUB]
Manually rotate the Rear Fan [FAN SUB].Is there any load-
ing?
Reinstall the
Rear Fan [FAN
SUB] properly
Go to Step 3.
3
Check connector connection
Check the connection between the Rear Fan [FAN SUB]
and the LVPS, as well as between the PWB LVPS and the
PWBA MCU.
Are the HARNESS ASSY REAR FAN(P/J2401-P/J240) and
the HARNESS ASSY LV(P/J220-P/J22) connected
securely?
Go to Step 4.
Securely con-
nect the HAR-
NESS ASSY
REAR FAN (P/
J2401-P/J240)
and the HAR-
NESS ASSY
LV
(P/J220-P/J22)
4
Check after replacing the Rear Fan [FAN SUB]
Replace the Rear Fan [FAN SUB].(REP 19.8)
Does an error occur?
Go to Step 5. End of work.
5
Check after replacing the HARNESS ASSY REAR FAN
Replace the HARNESS ASSY REAR FAN.
Does an error occur?
Go to Step 6. End of work.
6
Check after replacing the HARNESS ASSY LV
Replace the HARNESS ASSY LV.
Does an error occur?
Go to Step 7. End of work.
7
Check after replacing the PWB LVPS
Replace the PWB LVPS. (REP 18.4)
Does an error occur?
Replace the
PWBA MCU.
(REP 18.2)
End of work.
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