John Deere 523343.04 – CSM or AIC: Single Lever Control Trigger Sensor Circuit Voltage Low

The system has detected that the voltage supply in the single lever control trigger circuit has dropped below the acceptable threshold (specifically, below 4.8 volts). As a safety reaction, the function of the single lever control is disabled or limited to prevent incorrect operations.

• 6110R
• 6120R
• 6130R
• 6145R
• 6155R
• 6175R
• 6195R
• 6215R
• 8225R
• 8235R
• 8245R
• 8260R
• 8270R
• 8285R
• 8295R
• 8310R
• 8320R
• 8335R
• 8345R
• 8360R
• 8370R
• 8400R
• 8310RT
• 8335RT
• 8360RT
• 6090MC
• 6100MC
• 6110MC
• 6090RC
• 6100RC
• 6110RC

1. 1

   Measure the voltage in the sensor circuit with a multimeter to verify if it is dropping below the 4.8-volt threshold

2. 2

   Inspect the wiring harness and connectors in the sensor circuit for any signs of physical damage, loose connections, or corrosion

3. 3

   Verify that the power supply to the sensor circuit from the CSM/AIC is functioning correctly and providing adequate voltage

4. 4

   Check the single lever control trigger sensor on the multi-function lever for any signs of physical malfunction or internal shorting

1. 1

   Clean Connections

   If corrosion or loose pins are found during the diagnostic phase, secure and clean all connections to ensure proper electrical contact.

2. 2

   Repair Wiring/Power Supply

   If the power supply is found to be inadequate or wiring is damaged, repair the wiring harness or replace the power supply source as necessary.

3. 3

   Replace the Sensor

   If the wiring and power supply are intact but the voltage remains low at the switch input, the sensor itself is defective and must be replaced.

4. 4

   Reset and Test

   After resolving the electrical issue or replacing the sensor, clear the fault codes, reset the system, and conduct operational tests to ensure the sensor voltage is within the acceptable range and that the single lever control function is fully restored.