TM-9-2320-272-23-2
TRUCK, 5-TON, 6X6, M939, M939A1, AND M939A2 SERIES TRUCKS (DIESEL)
TECHNICAL MANUAL; FIELD MAINTENANCE MANUAL; VOLUME 2 OF 5
SEPTEMBER 2012
TM-9-2320-272-23-2 - Page 62 of 1417
FIELD MAINTENANCE
ABS TROUBLESHOOTING INDEX
ABS TROUBLESHOOTING INDEX
Malfunction/Symptom
Troubleshooting Procedure
ANTILOCK BRAKE SYSTEM
1.
TROUBLESHOOTING ABS WITHOUT DIAGNOSTIC TOOLS.
.......................................................
WP
0156
2.
ABS - CODE EO - E9, EA - EF (ECU FAULT).
.................................................................................
WP
0157
3.
ABS - CODE SOL 80, ECU 93, OR ECU 99 (ECU FAULT).
............................................................
WP
0158
4.
ABS - CLEAR HISTORICAL CODES WITH THE HALDEX
INFO CENTER (SCAN TOOL).
.........................................................................................................
WP
0159
5.
WHEEL SPEED SENSOR OUTPUT TEST.
.....................................................................................
WP
0160
6.
ABS - START - RETRIEVING FAULT CODES WITH THE
HALDEX INFO CENTER (SCAN TOO).
...........................................................................................
WP
0161
7.
ABS - CODE S2A 03 (LEFT SIDE - BLUE CHANNEL).
...................................................................
WP
0162
8.
ABS - CODE S2B 04 (RIGHT SIDE - YELLOW CHANNEL).
...........................................................
WP
0163
9.
ABS - CODE S2A 13 (LEFT SIDE - BLUE CHANNEL).
...................................................................
WP
0164
10.
ABS - CODE S2B 14 (RIGHT SIDE - YELLOW CHANNEL).
...........................................................
WP
0165
11.
ABS - CODE S2A 23 (LEFT SIDE - BLUE CHANNEL).
...................................................................
WP
0166
12.
ABS - CODE S2A 24 (RIGHT SIDE - YELLOW CHANNEL).
...........................................................
WP
0167
13.
ABS - CODE SLW 42 (LEFT SIDE - BLUE CHANNEL).
..................................................................
WP
0168
14.
ABS - CODE SLW 43 (RIGHT SIDE - YELLOW CHANNEL).
..........................................................
WP
0169
15.
ABS - CODE BUHd 62 (LEFT SIDE - BLUE CHANNEL).
.................................................................
WP
0170
16.
ABS - CODE YEHd 63 (RIGHT SIDE - YELLOW CHANNEL).
.........................................................
WP
0171
17.
ABS - CODE BUDU 68 (LEFT SIDE - BLUE CHANNEL).
................................................................
WP
0172
18.
ABS - CODE YEDU 69 (RIGHT SIDE - YELLOW CHANNEL).
........................................................
WP
0173
19.
ABS - CODE BUHd 72 (LEFT SIDE - BLUE CHANNEL).
.................................................................
WP
0174
20.
ABS - CODE YEHd 73 (RIGHT SIDE - YELLOW CHANNEL).
.........................................................
WP
0175
21.
ABS - CODE BUDU 78 (LEFT SIDE - BLUE CHANNEL).
................................................................
WP
0176
22.
ABS - CODE YEDU 79 (RIGHT SIDE - YELLOW CHANNEL).
........................................................
WP
0177
23.
ABS - CODE BUHd 82 (LEFT SIDE - BLUE CHANNEL).
.................................................................
WP
0178
24.
ABS - CODE YEHd 83 (RIGHT SIDE - YELLOW CHANNEL).
.........................................................
WP
0179
25.
ABS - CODE BUDU 88 (LEFT SIDE - BLUE CHANNEL).
................................................................
WP
0180
26.
ABS - CODE YEDU 89 (RIGHT SIDE - YELLOW CHANNEL).
........................................................
WP
0181
27.
ABS - CODE B+LO 90 (ABS VOLTAGE BELOW 21.0 VOLTS).
......................................................
WP
0182
TM 9-2320-272-23-2
0155
0155-1
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