002370.05

John Deere 002370.05 – Dash: Right Turn Signal Low Amp Draw

Issue description

The Dash Module has detected lower than expected electrical current (low amp draw) in the right-hand turn signal circuit. This indicates an abnormal electrical condition, such as an open circuit, high resistance, or a component failure, that prevents the normal amount of electricity from flowing when the right turn signal is activated, affecting its proper operation.

Applies to these machines

  • 6M Series
  • 6R Series
  • 4000 Series
  • 5203
  • 6110M
  • 6120M
  • 6130M
  • 6145M
  • 6155M
  • 6175M
  • 6195M
  • 6110R
  • 6120R
  • 6130R
  • 6145R
  • 6155R
  • 6175R
  • 6195R
  • 6125R
  • 7410
  • 8130
  • 8230
  • 8330
  • 8430
  • 8530

Check the cause

  1. Visually inspect the right turn signal bulbs (front and rear) to ensure they are not burned out and are securely seated in their sockets

  2. Inspect the fuse panel for any blown fuses related to the lighting or turn signal circuits

  3. With the right turn signal activated, use a multimeter to check for voltage at the bulb socket

  4. Carefully examine the wiring harness and connectors leading to the right turn signal lights for chafed insulation, breaks, corrosion, or a faulty diode

  5. Test the turn signal switch for continuity across the switch terminals when activated

  6. Inspect the flasher relay or control module (typically located under the dash) for faults

Repair steps

  1. Replace bulb

    If a bulb is blown, incorrect, or poorly connected (most common cause), replace the right turn signal bulbs with the correct OEM-specified part.

  2. Replace fuse

    If a lighting or turn signal fuse is blown, replace it with a new fuse of the correct amperage rating.

  3. Repair wiring and connectors

    If there is no voltage at the bulb socket or visible damage is found in the harness, repair the damaged wiring or install OEM repair connectors.

  4. Replace turn signal switch

    If the turn signal switch fails the continuity test, replace the switch assembly.

  5. Replace flasher relay or control module

    If bulbs and wiring are intact, replace the flasher relay or control box. Note: On advanced models where the flasher function is integrated into a larger control unit (CCU/BCU), dealer-level diagnostics may be required.

Parts you might need

(9)
  • Turn Signal Bulb

    Consult parts catalog for specific machine

  • Flasher Relay / Turn Signal Control Module

    Machine-specific, verify through John Deere parts catalog. Common failure item on 4000 series.

  • Turn Signal Switch

    Specific to steering column and tractor model

  • Wiring Harness or Connectors

    OEM repair connectors or new harness section

  • Listed for select 5 Series Utility Tractors, including the 5100E.

  • Listed as fitting the 5100E.

  • Always verify the correct part number for your specific machine serial number.

  • Complete light housing; listed as fitting the John Deere 5100E. May be needed if the socket or housing is damaged.

  • Part number varies significantly by tractor model and year (e.g., AL232766 for some 6000 series). Replacement of the entire cluster is a last resort. Repair services for instrument clusters are available and may be a more cost-effective option.

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