TM 5-3805-298-23-1
0094
Table 1. 490 Implement Lockout Switch Diagnostic Codes - Continued.
094
CID FMI CODE
TEST OR INSPECTION
CORRECTIVE ACTION
5. Using digital multimeter
490-4 Implement Lockout
Continuity - Replace lower cab wiring
(WP 0174), test for continuity
Switch Voltage Is Below
harness (WP 0291).
between connector C-C13
Normal - Continued
Proceed to Test Step 4.
(WP 0012, Figure 25) terminal 58
No Continuity - Replace transmission
and ground.
ECM (WP 0266).
Proceed to Test Step 4.
Test Step 4. Verify Malfunction Is
Resolved.
1. Ensure all wiring harness
connectors are connected.
2. Install console instrument panel
(WP 0264).
3. Install transmission ECM cover
(WP 0266).
4. Install left lower cab access panels
(WP 0347).
5. Using MSD, check for active
Diagnostic Code 490-4 Implement
diagnostic codes (WP 0008).
Lockout Switch Voltage Is Below
Normal Becomes Inactive -
Troubleshooting complete.
Diagnostic Code 490-4 Implement
Lockout Switch Voltage Is Below
Normal Remains Active - Repeat
troubleshooting from the beginning.
END OF WORK PACKAGE
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