MACHINE TROUBLESHOOTING-
CONTROLLER FAULT CODES
LED | PROGRAMMER LCD | EXPLANATION | POSSIBLE CAUSE | |
CODE | DISPLAY |
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3,1 | PROC/WIRING FAULT | HPD fault present for | 1. | Misadjusted throttle. |
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| >10 sec. | 2. | Broken throttle pot or throttle |
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| mechanism. | |
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3,2 | BRAKE ON FAULT | brake On fault | 1. | Electromagnetic brake driver |
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| shorted. | |
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| 2. | Electromagnetic brake coil |
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| open. | |
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3,3 | PRECHARGE FAULT | precharge fault | 1. | Low battery voltage. |
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| 2. | KSI and throttle turned on at |
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| same time. | |
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3,4 | BRAKE OFF FAULT | brake Off fault | 1. | Electromagnetic brake driver |
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| open. | |
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| 2. | Electromagnetic brake coil |
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| shorted. | |
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3,5 | HPD | HPD (High Pedal | 1. | Improper sequence of throttle |
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| Disable) fault | and KSI, | |
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| push, or inhibit inputs. | |
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| 2. | Misadjusted throttle pot. |
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4,1 | CURRENT SENSE FAULT | current sense fault | 1. | Short in motor or in motor |
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|
| wiring. | |
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| 2. | Controller failure. * |
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4,2 | HW FAILSAFE | motor voltage fault | 1. | Motor voltage does not |
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| (hardware | correspond to throttle request. | |
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| 2. | Short in motor or in motor |
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| wiring. | |
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| 3. | Controller failure. * |
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4,3 | EEPROM FAULT | EEPROM fault | 1. | EEPROM failure or fault. |
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4,4 | POWER SECTION FAULT | power section fault | 1. | EEPROM failure or fault. |
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| 2. | Short in motor or in motor |
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| wiring. | |
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| 3. | Controller failure. |
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| 86306300 CHARIOT BURNISHER 05/27/08 |