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ICON™ Lamp
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Overview
| CODE | REASON | EFFECT |
| Fault Code: 199 PID: S122, 4 SPN: 612 FMI: 4 LAMP: Yellow SRT: |
Less than 6 VDC (low voltage) detected at the ICON™ lamp circuit when high voltage was expected by the ECM. |
The ICON™ system will be disabled. Only mandatory shutdown will be enabled. |
 ICON™ Lamp Circuit
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Circuit Description
The ICON™ lamp circuit illuminates the ICON™ lamp to indicate when the ICON™ system is active. In addition, ICON™ active fault codes will be flashed out on this lamp. The lamp circuit requires a specific flash timing (on/off timing). If the on/off voltage is incorrect, ICON™ will be disabled. The lamp circuit must be functional to enable ICON™.
Component Location
The ICON™ lamp is located in the vehicle cab on the dash panel.
Shop Talk
This fault indicates a short circuit to ground or an open circuit.
Refer to Troubleshooting Fault Code t05-199
Last Modified: 02-Sep-2010
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