TM 5-3805-296-23-1
0056
Table 1. 0190 Engine Speed Sensor Diagnostic Codes Continued.
056
CID FMI
TEST OR INSPECTION
CORRECTIVE ACTION
Test Step 10. Test for Shorted Main
0190-08 Engine Speed
Cab Wiring Harness.
Sensor Abnormal
1. Remove jumper wire from
Frequency, Pulse Width, or
terminal 1 and terminal 2 of
Period Continued
connector CL-C12
(WP 0012, Figure 57).
2. Disconnect connector W-C12
(WP 0012, Figure 88) from
transmission/chassis ECM.
3. Disconnect connector W-C13
(WP 0012, Figure 89) from
transmission/chassis ECM.
4. Using digital multimeter
Continuity Replace main cab wiring
(WP 0540), test for continuity
harness (WP 0505).
between connector W-C16
Proceed to Test Step 16.
terminal 10 (WP 0012, Figure 87)
No Continuity Proceed to step 5.
and all other terminals
in connector W-C16
(WP 0012, Figure 87).
5. Using digital multimeter
Continuity Replace main cab wiring
(WP 0540), test for continuity
harness (WP 0505).
between connector W-C12
Proceed to Test Step 16.
terminal 40 (WP 0012, Figure 88)
No Continuity Proceed to step 6.
and all other terminals
in connector W-C12
(WP 0012, Figure 88).
6. Using digital multimeter
Continuity Replace main cab wiring
(WP 0540), test for continuity
harness (WP 0505).
between connector W-C12
Proceed to Test Step 16.
terminal 40 (WP 0012, Figure 88)
No Continuity Proceed to step 7.
and all terminals in connector
W-C13 (WP 0012, Figure 89).
7. Using digital multimeter
Continuity Replace main cab wiring
(WP 0540), test for continuity
harness (WP 0505).
between connector W-C12
Proceed to Test Step 16.
terminal 40 (WP 0012, Figure 88)
No Continuity Proceed to Test
and ground.
Step 11.
0056-15