TM 5-3805-296-23-2
0090
Table 1. 1775 Implement Pump Pressure Calibration Switch Diagnostic Codes Continued.
090
CID FMI
TEST OR INSPECTION
CORRECTIVE ACTION
Test Step 2. Test for Shorted Chassis
1775-03 Implement Pump
Wiring Harness.
Pressure Calibration Switch
1. Disconnect connector J-C8
Voltage Above Normal
(WP 0012, Figure 100) from
Continued
connector W-C1 (WP 0012,
Figure 99).
2. Using digital multimeter
Continuity Replace chassis wiring
(WP 0540), test for continuity
harness (WP 0305).
between connector J-C3 terminal 6
Proceed to Test Step 4.
(WP 0012, Figure 101) and all
No Continuity Proceed to step 3.
other terminals in connector J-C3
(WP 0012, Figure 101).
3. Using digital multimeter
Continuity Replace chassis wiring
(WP 0540), test for continuity
harness (WP 0305).
between connector J-C3
Proceed to Test Step 4.
terminal 14 (WP 0012, Figure 101)
No Continuity Proceed to step 4.
and all other terminals in
connector J-C3 (WP 0012,
Figure 101).
4. Using digital multimeter
Continuity Replace chassis wiring
(WP 0540), test for continuity
harness (WP 0305).
between connector J-C8
Proceed to Test Step 4.
terminal 4 (WP 0012, Figure 100)
No Continuity Proceed to step 5.
and all other terminals in
connector J-C8 (WP 0012,
Figure 100).
5. Using digital multimeter
Continuity Replace chassis wiring
(WP 0540), test for continuity
harness (WP 0305).
between connector J-C8
Proceed to Test Step 4.
terminal 43 (WP 0012, Figure 100)
No Continuity Proceed to Test
and all other terminals in
Step 3.
connector J-C8 (WP 0012,
Figure 100).
Test Step 3. Test for Shorted Main
Cab Wiring Harness.
1. Disconnect connector W-C12
(WP 0012, Figure 88) from
transmission/chassis ECM.
2. Disconnect connector W-C13
(WP 0012, Figure 89) from
transmission/chassis ECM.
3. Using digital multimeter
Continuity Replace main cab wiring
(WP 0540), test for continuity
harness (WP 0505).
between connector W-C1
Proceed to Test Step 4.
terminal 4 (WP 0012, Figure 99)
No Continuity Proceed to step 4.
and all other terminals in
connector W-C1 (WP 0012,
Figure 99).
0090-3