TM 5-3805-298-23-1
0066
Table 1. 1834 Ignition Key Switch Circuit Diagnostic Codes - Continued.
066
CID FMI CODE
TEST OR INSPECTION
CORRECTIVE ACTION
Test Step 8. Test Fuel Prime Pump
1834-2 Ignition Key Switch
Supply Circuit for Short to Ground.
Circuit Voltage Erratic,
1. Disconnect connector M-C11
Intermittent, or Incorrect -
(WP 0012, Figure 110) from fuel
Continued
prime pump switch (WP 0012,
Figure 111).
2. Disconnect connector M-C14 from
fuel prime pump (WP 0012,
Figure 112).
3. Using a digital multimeter
Continuity - Replace rear frame wiring
(WP 0174) test for continuity
harness (WP 0295).
between M-C14 (WP 0012,
Install new Monitoring/Key fuse
Figure 112) terminal 1 and
(TM 5-3805-298-10).
terminal 2.
Proceed to Test Step 9.
No Continuity - Replace fuel Prime
Pump (WP 0200).
Install new Monitoring/Key fuse
(TM 5-3805-298-10).
Proceed to Test Step 9.
Test Step 9. Verify Malfunction Is
Resolved.
1. Ensure all harness connectors are
connected.
2. Install right lower cab access
panels (WP 0347).
3. Using MSD, check for active
Diagnostic Code 1834-2 Ignition Key
diagnostic codes (WP 0008).
Switch Circuit Voltage Erratic,
Intermittent, or Incorrect Becomes
Inactive - Troubleshooting complete.
Diagnostic Code 1834-2 Ignition Key
Switch Circuit Voltage Erratic,
Intermittent, or Incorrect Remains
Active - Repeat troubleshooting from
the beginning.
END OF WORK PACKAGE
0066-8
