This diagnostic trouble code is generated if the control software detects that the temperature of the control unit for gear shifting is too high. This may occur if an extremely high number of shifts are performed in a short period of time.
- John Deere error GPM codes
This diagnostic trouble code is generated if the control software detects that the current value at the solenoid for Gear 4 is too high. This condition typically indicates a short circuit, which could be due to wiring issues, a faulty solenoid, or connector problems.
- John Deere error GPM codes
This diagnostic trouble code is generated if the control software detects that the current value at the solenoid for Gear 4 is too low. This condition typically indicates an open circuit, which could be due to wiring issues, a faulty solenoid, or connector problems.


