ECM Internal Temperature Sensor Circuit – Voltage Below Normal or Shorted to Low Source
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Overview
ECM Internal Temperature Sensor Circuit – Voltage Below Normal or Shorted to Low Source
CODE | REASON | EFFECT |
Fault Code: 698 PID: SPN: 1136 FMI: 4 LAMP: Warning SRT: |
ECM Internal Temperature Sensor Circuit – Voltage Below Normal or Shorted to Low Source. |
None on engine performance. |
![]() Electronic Control Module
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Circuit Description
The ECM contain an internal temperature sensor that is used to measure the temperature inside the ECM.
Component Location
The ECM internal air temperature sensor is located inside the ECM.
Shop Talk
The ECM temperature is monitored to protect the ECM in the event of excessive temperature.
Refer to Troubleshooting Fault Code t05-698
Last Modified: 15-Jul-2010