MAXI-METAL UNSPECIFIED 1975: SERVICE BRAKES, AIR:ANTILOCK:CONTROL UNIT/MODULE
| Make : MAXI-METAL | Model : UNSPECIFIED | Year : 1975 |
| Build Dates : 1975-01-01 - 1975-05-01 | ||
| NHTSA CAMPAIGN ID Number : 78V086000 | ||
| Date Owner's Notified: 1978-06-01 | Date Received by ODI: 1978-04-19 | Date Added to Database: 1979-10-12 |
| Manufacturers Involved: FREIGHTLINER LLC | ||
| Manufacturer's Responsible for the Recall: | ||
| Manufacturer Campaign Number: | ||
| Component: SERVICE BRAKES, AIR:ANTILOCK:CONTROL UNIT/MODULE | ||
| Potential Number Of Units Affected : 12 | ||
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Summary:
AN OPERATIONAL AMPLIFIER IN THE AXLE CONTROLLERS ON THE INVOLVED VEHICLES MAY DEVIATE FROM SPECIFICATIONS. THERE MAY ALSO BE AN OPENING IN A SOLDER CONNECTION BETWEEN THE PRINTED CIRCUIT BOARD AND THE NEGATIVE TERMINAL OF THE CAPACITOR. THESE CONDITIONS CAUSE THE ANTI-LOCK VALVE SOLENOID TO BE ENERGIZED CONTINUOUSLY. |
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Consequence:
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Remedy:
THE INCORRECT CONTROLLER WILL BE REPLACED WITH A NEW ONE. |
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| Report Initiator: ODI | V Report | |
| Regulation Part Number: | Federal Motor Vehicle Safety Standard Number: | |
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Notes:
VEHICLE DESCRIPTION: HEAVY TRUCKS EQUIPPED WITH EATON ANTI-LOCK SYSTEMS.SYSTEM: SERVICE BRAKES; AXLE CONTROLLERS.CONSEQUENCES OF DEFECT: THE CONSTANTLY ENERGIZED SOLENOID PREVENTS APPLICATIONOF THE BRAKES ON THE AXLE BEING CONTROLLED BY THE AFFECTED ANTI-LOCK SYSTEM.THIS CONDITION WOULD LEAD TO LONGER VEHICLE STOPPING DISTANCES, AND THEPOSSIBILITY OF A VEHICLE ACCIDENT.NOTE: THE BRAKE WARNING LIGHT WOULD NOT BE ACTIVATED IF THIS TYPE OF FAILUREOCCURRED. |
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