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