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 18 of 1417
TABLE OF CONTENTS
Page No.
WP Sequence No.
Volume 2
Chapter 4 - ABS TROUBLESHOOTING PROCEDURES
ANTILOCK BRAKE SYSTEM (ABS) ELECTRONIC DIAGNOSTIC TROUBLESHOOTING.
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WP 0154
Figure 1.
ABS Wiring Harness ECU Connector.
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0154-3
Table 1.
Diagnostic Fault Codes.
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0154-4
ABS TROUBLESHOOTING INDEX.
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WP 0155
TROUBLESHOOTING ABS WITHOUT DIAGNOSTIC TOOLS.
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WP 0156
Figure 1.
Wheel Speed Sensor Leads.
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0156-2
Figure 2.
ABS Solenoid Valve Connectors.
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0156-3
Figure 3.
ABS Wiring Harness 28-pin ECU Connector.
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0156-4
Figure 4.
ABS Power Supply Connection.
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0156-6
Figure 5.
ABS Power Supply Connection.
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0156-8
Figure 6.
Battery Test Points.
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0156-10
Figure 7.
ABS Power Supply Connection.
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0156-11
Figure 8.
ABS Power Supply Connection.
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0156-12
ABS - CODE EO - E9, EA - EF (ECU FAULT).
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WP 0157
Figure 1.
ABS ECU.
.............................................................................................................................
0157-2
ABS - CODE SOL 80, ECU 93, OR ECU 99 (ECU FAULT).
.......................................................................
WP 0158
Figure 1.
ABS ECU.
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0158-2
ABS - CLEAR HISTORICAL CODES WITH THE HALDEX INFO CENTER (SCAN TOOL).
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WP 0159
Figure 1.
Info Centre Fault Code "OK 07" Display.
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0159-2
Figure 2.
Info Centre "BUSY" Display.
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0159-3
Figure 3.
Info Centre Fault Code Display.
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0159-4
Figure 4.
Info Centre "CLR CA" Display.
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0159-4
Figure 5.
Info Centre Fault Code "OK 07" Display.
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0159-5
WHEEL SPEED SENSOR OUTPUT TEST.
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WP 0160
Figure 1.
Info Centre Fault Code "OK 07" Display.
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0160-2
TM 9-2320-272-23-2
iii
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