John Deere 524173.07 – TIA / OIC / EPC / PTQ / UIC: Clutch Pedal Signal Issue

The control unit detects a constant, unchanging voltage signal (e.g., +0.2 volts) from a lightly applied clutch pedal over a period of at least 10 minutes, or the reverse drive lever is placed in the forward or reverse position while the clutch pedal potentiometer is already registering as faulty and the clutch pedal is depressed.

• 6110R
• 6120R
• 6130R
• 6145R
• 6155R
• 6175R
• 6195R
• 6215R
• 6110M
• 6120M
• 6130M
• 6145M
• 6155M
• 6175M
• 6195M
• 5080R
• 5090R
• 5100R
• 5080RN
• 5090RN
• 5100RN
• 7715
• 7815
• 7720
• 7820
• 7920
• 8245R to 8400R
• 9470RT
• 9520RT
• 9570RT

1. 1

   Restart the tractor engine to verify if the active service code reappears

2. 2

   Check for accidental operator error (e.g., resting a foot on the clutch pedal while driving), which triggers the 10-minute constant voltage error

3. 3

   Inspect the physical clutch pedal to ensure it is properly adjusted to OEM specifications and returns fully to the top position

4. 4

   Verify signals from the clutch pedal potentiometer (sensor B65) using a multimeter or diagnostic display to confirm they are within the expected voltage range and not stuck at a low voltage (e.g., +0.2V)

5. 5

   Inspect all wiring harnesses and connectors related to the clutch pedal potentiometer and clutch pedal switch for signs of damage, corrosion, or loose pins

6. 6

   Look for other active codes (such as 524029.02 or 524173.04) which directly indicate a failed potentiometer or a supply voltage issue

1. 1

   Adjust the Pedal

   If the pedal is physically hanging up or out of adjustment, adjust the mechanical linkage so the sensor reads the correct resting voltage.

2. 2

   Repair Wiring

   If diagnostic checks reveal chafed wires or corroded connectors at the sensor, repair or replace the affected pigtail/harness.

3. 3

   Replace the Sensor

   If the wiring is intact but the potentiometer has a dead spot, fails to change voltage when swept, or is internally shorted, remove and replace the clutch pedal potentiometer/sensor.

4. 4

   Update Software

   Ensure the tractor's control software is updated to the latest version, as OEM firmware updates occasionally improve the handling and tolerance of potentiometer signals.

5. 5

   Calibrate

   After replacing the sensor or adjusting the pedal, clear the fault codes and perform a clutch pedal calibration via the tractor's CommandCenter or diagnostic service tool to teach the module the new minimum and maximum pedal values.