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
3. Disconnect connector E-C3
1841-03 Scraper Park Brake
(WP 0012, Figure 142) from
Pressure Switch Voltage
connector J-C6
Above Normal Continued
(WP 0012, Figure 141).
4. Using digital multimeter
Continuity Replace hitch wiring
(WP 0540), test for continuity
harness (WP 0401).
between connector E-C2
Proceed to Test Step 13.
terminal 22 (WP 0012, Figure 143)
No Continuity Proceed to step 5.
and all other terminals in
connector E-C2
(WP 0012, Figure 143).
5. Using digital multimeter
Continuity Replace hitch wiring
(WP 0540), test for continuity
harness (WP 0401).
between connector E-C3
Proceed to Test Step 13.
terminal 17 (WP 0012, Figure 142)
No Continuity Proceed to Test
and all other terminals in
Step 6.
connector E-C3
(WP 0012, Figure 142).
Test Step 6. Test for Shorted Chassis
Wiring Harness.
1. Disconnect connector J-C8
(WP 0012, Figure 100) from
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-C6
Proceed to Test Step 13.
terminal 17 (WP 0012, Figure 141)
No Continuity Proceed to step 3.
and all other terminals in
connector J-C6
(WP 0012, Figure 141).
3. Using digital multimeter
Continuity Replace chassis wiring
(WP 0540), test for continuity
harness (WP 0305).
between connector J-C8
Proceed to Test Step 13.
terminal 21 (WP 0012, Figure 100)
No Continuity Proceed to Test
and all other terminals in
Step 7.
connector J-C8
(WP 0012, Figure 100).
Test Step 7. 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.
0092-5