002392.06

John Deere 002392.06 – CLC: High Amp Draw in Reverse Alarm Circuit

Issue description

The Cab Load Center (CLC) has detected an excessive electrical current draw in the circuit for the reverse alarm. This condition indicates a short circuit or a failing component is drawing more power than the system expects, which can lead to component damage or malfunction.

Applies to these machines

  • 8R 230
  • 8R 250
  • 8R 410
  • 9230
  • 9330
  • 9430
  • 9530
  • 9630
  • Other models with a CLC and CommandCenter display

Check the cause

  1. Perform a visual inspection of the reverse alarm (typically located on a rear cross member) and its associated wiring harness for physical damage, chafed or melted wires, or corrosion at the connectors.

  2. Verify if any aftermarket accessories or equipment have been tapped into the reverse alarm circuit, as operator-installed accessories can cause a general 'CLC Circuit Current High' code (like CLC 002050.06).

  3. Isolate the component by disconnecting the reverse alarm from the wiring harness, clearing the fault codes, and operating the tractor in reverse. If the code does not return, the alarm itself is likely faulty.

  4. If the code reappears with the alarm disconnected (indicating a harness issue), use a digital multimeter to test for continuity between the power wire at the alarm connector and the tractor frame (ground) to locate a short circuit.

  5. If the alarm and wiring are in good condition, verify the CLC configuration. Incorrect configuration for the tractor's specific lighting and accessory package can lead to erroneous high current fault codes (requires dealer diagnostic tools).

Repair steps

  1. Ensure safety

    Park the tractor on a level surface, shut down the engine, and remove the key.

  2. Locate and disconnect alarm

    Find the reverse alarm on the rear of the tractor and disconnect the electrical connector.

  3. Inspect connectors

    Check the harness connector and the alarm's connector for any corrosion, moisture, or damaged pins. Clean or repair as necessary.

  4. Replace the alarm

    If diagnostic checks isolated the alarm as the cause (code did not return when unplugged), replace it with a new OEM part and reconnect the harness.

  5. Repair wiring harness

    If diagnostic checks indicated a short in the harness (code returned when unplugged), carefully trace the wiring from the alarm connector back towards the cab to find the failure point. Repair using appropriate splicing and sealing techniques to prevent moisture intrusion.

  6. Clear codes and verify repair

    Start the tractor, clear the diagnostic trouble codes through the CommandCenter or with a service tool, and operate the machine in reverse to ensure the fault code does not return.

Parts you might need

(7)
  • Listed for John Deere 8R Series tractors (8R 230 - 8R 410)

  • Listed for 9230, 9330, and 9630 models

  • General purpose 103.5 dB backup alarm

  • Audible Reverse Warning Alarm Kit

    BUC10804

    Listed for various Gator and chassis models

  • Reverse Alarm Switch

    KV26907

    Controls the electrical circuit for the reverse alarm

  • Reverse Alarm Switch

    SJ17646

    Controls the electrical circuit for the reverse alarm

  • Wiring Harness

    Specific to tractor model and configuration; replace if damaged beyond simple repair

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