Quantcast ANTI-LOCK BRAKING SYSTEM (ABS) DIAGNOSTIC TOOL BLINKS 14 TIMES IN SERIES: ABS SYSTEM CONFIGURATION OR POWER SUPPLY FAULT

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TM 9-2330-394-13&P
BRAKE SYSTEM TROUBLESHOOTING - Continued
0037 00
BRAKE SYSTEM - Continued
Table 1. Brake System Troubleshooting Procedures - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
WARNING
Remove rings, bracelets, wristwatches, neck chains, and any other jewelry before
working around trailer. Jewelry may catch on equipment or may short across an
electrical circuit.  Failure to comply may result in serious injury or death to
personnel.
1.
Check to see if 8-14 vdc is
1.
Disconnect POWER
15. ANTI-LOCK BRAKING
present at ABS ECU POWER
connector from ABS ECU.
SYSTEM (ABS) DIAGNOSTIC
connector pin 1?
TOOL BLINKS 14 TIMES IN
SERIES: ABS SYSTEM
CONFIGURATION OR POWER
SUPPLY FAULT
2.
Set digital multimeter to
ohms.
3.
Connect positive (+) probe
of digital multimeter to
POWER connector pin 1.
4.
Connect negative (-) probe
of button probe to a known
good ground.
5.
Start towing vehicle engine.
0037 00-68


 


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