TM 5-3805-296-23-2
0077
Table 1. 1282 Apron Control Position Sensor Diagnostic Codes Continued.
077
CID FMI
TEST OR INSPECTION
CORRECTIVE ACTION
Test Step 4. Test for Shorted Main
1282-04 Apron Lever
Cab Wiring Harness.
Position Sensor Voltage
1. Disconnect connector W-C12
Below Normal Continued
(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-C8
Proceed to Test Step 5.
terminal 55 (WP 0012, Figure 282)
No Continuity Proceed to step 4.
and all other terminals
in connector W-C8
(WP 0012, Figure 282).
4. Using digital multimeter
Continuity Replace main cab wiring
(WP 0540), test for continuity
harness (WP 0505).
between connector W-C12
Proceed to Test Step 5.
terminal 2 (WP 0012, Figure 88)
No Continuity Proceed to step 5.
and all other terminals
in connector W-C12
(WP 0012, Figure 88).
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 5.
terminal 2 (WP 0012, Figure 88)
No Continuity Proceed to step 6.
and all terminals in connector
W-C13 (WP 0012, Figure 89).
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 5.
terminal 2 (WP 0012, Figure 88)
No Continuity Replace transmission/
and ground.
chassis ECM (WP 0495).
Proceed to Test Step 5.
Test Step 5. Verify Malfunction is
Resolved.
1. Ensure all harness connectors are
connected.
2. Turn battery disconnect switch and
ignition switch to ON position
(TM 5-3805-296-10).
3. At MSD, check for active
1282-4 Apron Lever Position Sensor
diagnostic codes (WP 0008).
Voltage Below Normal Becomes
Inactive Proceed to step 4.
1282-4 Apron Lever Position Sensor
Voltage Below Normal Remains
Active Repeat troubleshooting from
the beginning.
0077-9
