TM 5-3805-296-23-1
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Table 1. 0590 Communication Diagnostic Codes Continued.
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CID FMI
TEST OR INSPECTION
CORRECTIVE ACTION
Test Step 15. Test Main Cab Wiring
0590-12 Wrong Response
Harness for High Resistance or
From Engine Control
Open.
Module Continued
1. Remove jumper wire from terminal
1 and terminal 2 of connector
CL-C3 (WP 0012, Figure 86).
2. Disconnect connector W-C12
(WP 0012, Figure 88) from
transmission/chassis ECM.
3. Connect jumper wire between
terminal 7 and terminal 8
of connector W-C12
(WP 0012, Figure 88).
4. Disconnect MSD from connector
CG-C3 (WP 0012, Figure 96).
5. Remove six bolts
(Figure 26, Item 1), washers
(Figure 26, Item 2), and instrument
panel cover (Figure 26, Item 3)
from ROPS (Figure 26, Item 4).
Figure 26. Instrument Panel Cover and Retaining Hardware.
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