Transmission Troubleshooting-18-Speed Powershift

Symptom Problem Solution

Transmission slippage

Low oil supply

Fill system with correct oil (J20C)

Riding clutch pedal

Remove foot from clutch pedal

Excessive load on tractor

Lower gear and/or reduce load

Transmission filter indicator light on

Change filter element or have your John Deere Dealer repair

Tractor will not move in any gear

Low transmission oil level

Fill transmission with correct oil

Extremely cold transmission oil

Warm transmission oil

Check for active diagnostic code

See your John Deere Dealer

Transmission malfunction

Remove and inspect transmission sump screen for metal particles or see your John Deere Dealer

Transmission driveline broken

Repair or have your John Deere Dealer repair

Tractor lacks power or moves slow

Transmission slipping

Have your John Deere Dealer repair

Operator in too high a gear

Downshift

Excessive load

Operator in wrong gear for operating conditions

Transmission shifts too slow

Low transmission oil level

Fill transmission with correct oil (J20C)

Sticking clutch solenoid valve

Have your John Deere Dealer repair

Pump malfunction

Have your John Deere Dealer repair

Transmission filter indicator light on

Change filter element or see your John Deere Dealer

Have your John Deere Dealer repair

Transmission shifts too fast

High transmission system pressure

Have your John Deere Dealer repair

Clutch requires calibration

Have your John Deere Dealer repair

RW24911,000016E -19-03NOV01-1/2


Symptom Problem Solution

Transmission system overheats

Low transmission oil level

Fill transmission with correct oil (J20C)

Excessive load

Lighten load or use lower gear

Pump malfunction

Have your John Deere Dealer repair

Transmission filter indicator light on

Change filter element or see your John Deere Dealer

Excessive transmission noise (Under load or no load)

Low transmission oil level

Fill transmission with correct oil (J20C)

Parts worn or damaged in transmission

Have your John Deere Dealer repair

Excessive Tractor vibration

Transmission or transmission pump malfunction

Have your John Deere Dealer repair

Parts worn or damaged in transmission

Have your John Deere Dealer repair

Excessive Noise

Transmission pump malfunction

Have your John Deere Dealer repair

Excessive backlash in gear train

Have your John Deere Dealer repair

RW24911,000016E -19-03NOV01-2/2