TM 5-3805-296-23-2
0092
Table 1. 1841 Scraper Parking Brake Pressure Switch Diagnostic Codes Continued.
092
CID FMI
TEST OR INSPECTION
CORRECTIVE ACTION
Test Step 3. Test for Shorted Draft
1841-04 Scraper Park Brake
Frame and Bowl Side Wiring
Pressure Switch Voltage
Harness.
Below Normal Continued
1. Disconnect connector AE-C1
(WP 0012, Figure 144) from
connector E-C2 (WP 0012,
Figure 143).
2. Using digital multimeter
Continuity Replace draft frame and
(WP 0540), test for continuity
bowl side wiring harness (WP 0348).
between connector AE-C2
Proceed to Test Step 7.
terminal 15 (WP 0012, Figure 163)
No Continuity Proceed to step 3.
and all other terminals in
connector AE-C2 (WP 0012,
Figure 163).
3. Using digital multimeter
Continuity Replace draft frame and
(WP 0540), test for continuity
bowl side wiring harness (WP 0348).
between connector AE-C1
Proceed to Test Step 7.
terminal 22 (WP 0012, Figure 144)
No Continuity Proceed to step 4.
and all other terminals in
connector AE-C1
(WP 0012, Figure 144).
4. Using digital multimeter
Continuity Replace draft frame and
(WP 0540), test for continuity
bowl side wiring harness (WP 0348).
between connector AE-C1
Proceed to Test Step 7.
terminal 22 (WP 0012, Figure 144)
No Continuity Proceed to Test
and ground.
Step 4.
Test Step 4. Test for Shorted Hitch
Wiring Harness.
1. Disconnect connector E-C3
(WP 0012, Figure 142) from
connector J-C6
(WP 0012, Figure 141).
2. Using digital multimeter
Continuity Replace hitch wiring
(WP 0540), test for continuity
harness (WP 0401).
between connector E-C2
Proceed to Test Step 7.
terminal 22 (WP 0012, Figure 143)
No Continuity Proceed to step 3.
and all other terminals in
connector E-C2
(WP 0012, Figure 143).
3. Using digital multimeter
Continuity Replace hitch wiring
(WP 0540), test for continuity
harness (WP 0401).
between connector E-C3
Proceed to Test Step 7.
terminal 17 (WP 0012, Figure 142)
No Continuity Proceed to step 4.
and all other terminals in
connector E-C3
(WP 0012, Figure 142).
0092-12