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 107 of 1417

ABS - START - RETRIEVING FAULT CODES WITH THE HALDEX INFO CENTER (SCAN TOOL) - Continued
STEP
3.
DOES ABS FUNCTION PROPERLY DURING A ROAD TEST?
a.
Start vehicle.
NOTE
During the road test, the Info Center should display "OK 07" when vehicle is stationary,
and "OK 00" when moving. The ABS indicator should remain OFF.
b.
Operate vehicle to a speed of 20 miles per hour.
c.
Make one quick hard stop to initiate an ABS event.
T0996DAA
Figure 5.
Info Centre Fault Code "OK 07" Display.
d.
Check Info Centre for fault codes. Note codes.
e.
Return vehicle to park position.
f.
Shut off engine.
CONDITION/INDICATION
DOES ABS FUNCTION PROPERLY DURING A ROAD TEST?
DECISION
YES - Perform troubleshooting for fault code displayed.
NO - Go to Step (4) to verify problem is solved.
TM 9-2320-272-23-2
0161
0161-6


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