ADVERTICEMENT
FAULT CODE 227
Sensor Supply 2 Circuit - Voltage Above Normal or Shorted to High Source
Overview
CODE | REASON | EFFECT |
Fault Code: 227 | Sensor Supply 2 Circuit - Voltage Above Normal or Shorted to High Source. High voltage | Loss of some sensor |
PID: | detected at sensor supply 2 circuit. | functionality. |
SPN: 3510 | ||
FMI: 3/3 | ||
LAMP: Amber | ||
SRT: |
Sensor Supply 2 Circuit - Industrial Engines
Sensor Supply 2 Circuit - Power Generation Engin
Sensor Supply 2 Circuit - Marine Engines
Circuit Description
The sensor supply 2 circuit of the engine control module (ECM) provides 5-VDC for the engine camshaft speed/position sensor, intake manifold 1 pressure sensor, fuel delivery pressure sensor, barometric pressure sensor, and injector metering rail 1 pressure sensor.
Component Location
Sensor supply voltage 2 is located inside the ECM. Use the following procedure for a detailed component location view. Refer to Procedure 100-002 in Section E.
Shop Talk
High voltage on the 5-VDC SUPPLY wire can be caused by a signal shorted to battery voltage in the engine harness or connectors, or a damaged ECM. Refer to Troubleshooting Fault Code t05-227.
Last Modified: 28-Nov-2012
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