TM-9-2330-331-14-P
SEMITRAILER, FLATBED: BREAKBULK/CONTAINER TRANSPORTER, 34 TON, M872A4
TECHNICAL MANUAL; OPERATOR’S, ORGANIZATIONAL, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE MANUAL WITH REPAIR PARTS AND SPECIAL TOOLS LISTS
DECEMBER 2005
TM-9-2330-331-14-P - Page 85 of 472
TM 9-2330-331-14&P
0012 00
Table 2. Organizational Troubleshooting - Continued
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
ABS Diagnostic Blink Codes
ABS WARNING LIGHT
- Continued
NOTE
If blink codes 3, 4, 5, or 6 occur, wheel with fault must be rotated at a speed
higher than 4 mph either by towing or spinning while connected to the towing
vehicle. This will reset the ECU after corrective action is completed.
Blink Code Problem Area
Action
3
Sensor BU1
Roadside center
Check sensor installation. Replace sensor and sensor cables if
code continues after installation check (WP 0040 00-1).
4
Sensor YE1
Curbside center
Check sensor installation. Replace sensor and sensor cables if
code continues after installation check (WP 0040 00-1).
5
Sensor BU2
Roadside rear
Check sensor installation. Replace sensor and sensor cables if
code continues after installation check (WP 0040 00-1).
6
Sensor YE2
Curbside rear
Check sensor installation. Replace sensor and sensor cables if
code continues after installation check (WP 0040 00-1).
7
External ABS modulator
valve
Verify proper electrical installation.
Check power supply.
If
code continues, replace ECU (WP 0039 00-1).
9
Internal modulator failure,
inlet valve #2
Verify proper installation.
If code continues, replace ECU
(WP 0039 00-1).
10
Internal modulator failure,
inlet valve #1
Verify proper installation.
If code continues, replace ECU
(WP 0039 00-1).
11
Internal modulator failure,
outlet valve
Verify proper installation.
If code continues, replace ECU
(WP 0039 00-1).
14
Power supply
Verify proper electrical installation.
Check power supply.
Refer
to towing vehicle TM if code continues.
15
ECU failure
Verify proper installation.
If code continues, replace ECU
(WP 0039 00-1).
16
SAE J1708 failure
Replace ECU (WP 0039 00-1).
17
SAE J2497 (PLC) failure
Replace ECU (WP 0039 00-1).
18
Generic I/O failure
Verify proper electrical installation.
Check power supply.
Refer
to towing vehicle TM if code continues.
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