TM
55-1730-229-12
AC
320A0-OMM-000
TO
35C2-3-473-1
TM
1730-12/1
Table 4-2.
Organizational Troubleshooting (continued)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
62.
(continued)
Check continuity
If no continuity,
From
To
replace wire no.
J5-11L
1S8-8
E29A20
J6-T
1S8-9
E30A20
P6-T
P4-Z
E30B20
c. Perform operational check.
Step 5.
Disconnect engine harness connector P5 from load control valve (2,
between pins C (positive meter lead) and A of harness connector P5
( figure FO-7). Shut down engine and disconnect battery.
a. If voltage was present, replace load control valve (paragraph
b. If voltage was not present, do step 6.
Step 6.
Check engine harness wires M1A20 (P2-T to P5-C) and M2820N (P2-X to
P5-A).
a. Replace or repair any defective wires.
b. If wiring is good, replace ECU (paragraph 4-31).
c. Perform operational check.
Step 7.
Observe pneumatic output hose.
a. If hose is inflated, go to step 11.
b. If hose is not inflated, continue with next step.
Step 8.
Shut down engine. Inspect pneumatic hose for any damage or loose
connections that could cause leakage.
a. Replace or repair hose, and tighten hose clamps as required.
b. If no hose leaks were evident, continue with next step.
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