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Chapter 1 Troubleshooting
4.9 Level 2 FIP
FIP3.8 PWBA OCT
Step Check Yes No
Possible causes:
PWBA OCT (PL23.1.22)
HARNESS ASSY OCT1 (PL12.1.26)
HARNESS ASSY OCT2 (PL23.1.25)
HVPS/MCU (PL12.1.19)
LVPS (PL12.1.5)
1
Checking HARNESS ASSY OCT2 for continuity
Remove Option OCT. (RRP23.1)
Disconnect P/J70 from PWBA OCT.
Remove HARNESS ASSY OCT2.
Is there continuity between J70 and J3070?
Go to step 2.
Replace HAR-
NESS ASSY
OCT2.
2
Checking HARNESS ASSY OCT1 for continuity
Remove HARNESS ASSY OCT1.
Is there continuity between J30 and J3070?
Go to step 3.
Replace HAR-
NESS ASSY
OCT1.
3
Checking PWBA OCT
Replace PWBA OCT. (RRP23.7)
Does the problem still occur after replacement?
End of work
Replace HVPS/
MCU. (RRP12.10)
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