TIA 001504.30 – Operator Presence Switch, Signal Faulty

TIA 001504.30 (TIA 1504.30)

Code: 001504.30

Shortcode: 1504.30

Description:

This diagnostic trouble code (DTC) is generated when the control software receives a continuous signal from the operator presence switch for 20 hours, indicating a potential short in the signal lead.

Reaction:

Limited or no function of the stepper motors, impacting vehicle operation.

Recommendations:

Inspect Operator Presence Switch:

  • Verify the condition and operation of the operator presence switch.
  • Replace the switch if it is malfunctioning.

Check Signal Lead:

  • Inspect the signal lead for any signs of damage, wear, or shorts.
  • Repair or replace any faulty wiring or connectors.

Measure Continuity:

  • Use a multimeter to measure the continuity of the signal lead to ensure there are no shorts.
  • Correct any identified shorts in the wiring.

Update Control Software:

  • Ensure that the control software is up-to-date to handle signals correctly.

Consult Technical Support:

  • If the issue persists, consult technical support for further diagnostic procedures or potential hardware issues.

Note:

Regular maintenance and inspection of the operator presence switch and its wiring can prevent signal faults. Ensuring the system is free from debris and moisture can also help maintain proper operation.


Control Units: John Deere