JDL 298881.18 – GPS Signal Lost (60 Seconds)

JDL 298881.18 (JDL )

Code: 298881.18



This diagnostic trouble code, JDL 298881.18, is triggered when no new GPS signal is received within 60 seconds of the signal being lost. The code is automatically deleted once a GPS signal is received.


When this error code is triggered, the equipment may lose GPS functionality temporarily, affecting navigation, tracking, and any operations dependent on GPS data.


Check GPS Antenna and Connections:

  • Inspect the GPS antenna for any signs of damage or obstruction. Ensure it has a clear view of the sky.
  • Verify that all connections between the GPS antenna and the control unit are secure and free from corrosion.

Update GPS Module Software:

  • Ensure that the GPS module software is up-to-date. Install any available updates to improve signal acquisition and stability.

Monitor Environmental Factors:

  • Be aware of environmental factors such as tall buildings, dense foliage, or atmospheric conditions that can affect GPS signal reception.

Reset GPS Module:

  • Perform a reset of the GPS module by disconnecting and reconnecting the power supply. This can sometimes resolve temporary signal issues.

Consult Technical Support:

  • If the issue persists, consult the manufacturer’s technical support for further assistance.
  • Provide the diagnostic trouble code and any relevant information gathered during the inspection.


Temporary GPS signal loss can occur due to various factors. Regular maintenance and ensuring optimal placement of the GPS antenna can help maintain reliable GPS functionality.

Control Units: John Deere

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