TM-9-2320-272-23-3

TRUCK, 5-TON, 6X6, M939, M939A1, AND M939A2 SERIES TRUCKS (DIESEL)

TECHNICAL MANUAL; FIELD MAINTENANCE MANUAL; VOLUME 3 OF 5

SEPTEMBER 2012
TM-9-2320-272-23-3

  TM-9-2320-272-23-3 - Page 939 of 1469

REMOVAL
NOTE
Tag leads for installation.
1.
Remove cap (Figure 1, Item 6) and nut (Figure 1, Item 5) from diagnostic connector (Figure 1, Item 3).
2.
Remove tiedown straps (Figure 1, Item 14), then remove diagnostic connector (Figure 1, Item 3) from
diagnostic connector bracket (Figure 1, Item 4) and route harness lead (Figure 1, Item 2) over to driver's side
of vehicle. Discard tiedown straps.
3.
Disconnect red lead (Figure 1, Item 12) on ABS main wiring harness (Figure 1, Item 15) from 15-AMP fuse
and jumper lead (Figure 1, Item 10).
4.
Disconnect yellow lead (Figure 1, Item 11) on ABS main wiring harness (Figure 1, Item 15) from 3-AMP fuse
and Y-connector lead (Figure 1, Item 9).
5.
Disconnect black lead (Figure 1, Item 20) on ABS main wiring harness (Figure 1, Item 15) from ABS indicator
lamp lead No. 1 (Figure 1, Item 1).
6.
Disconnect purple lead (Figure 1, Item 19) on ABS main wiring harness (Figure 1, Item 15) from ABS indicator
lamp lead No. 2 (Figure 1, Item 7).
7.
Disconnect white ground lead (Figure 1, Item 13) on ABS main wiring harness (Figure 1, Item 15) from ground
jumper lead (Figure 1, Item 8).
8.
Remove rubber grommet (Figure 1, Item 17), harness lead (Figure 1, Item 2), diagnostic connector
(Figure
1,
Item
3), and ABS main wiring harness (Figure 1, Item 15) with leads
(Figure
1,
Items
11,
12,
13,
19,
and
20) from hole (Figure 1, Item 16) in firewall (Figure 1, Item 18).
9.
Remove tiedown straps as necessary, and route ABS main wiring harness (Figure 1, Item 15), harness lead
(Figure 1, Item 2), and diagnostic connector (Figure 1, Item 3) to front and rear ABS relay valves
(Figure
1,
Items
30
and
21). Discard tiedown straps.
TM 9-2320-272-23-3
0467
0467-2


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