6. Measure for 12 VDC at fuse on load side,
Wire #15A (Figure 18).
Figure 18
• If voltage is present at the fuse but not
present at Pin #1, Wire #15A on the
CMA, repair/replace wiring between
the 50 Amp fuse and the ECU fuse.
• If no voltage is present, repair/replace
wiring between 50 Amp battery fuse
(Figure 10,A) and ECU fuse.
7. After repair, proceed to TEST 2 -Check
Engine Oil Pressure.
2
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