Electrical System

SymptomProblemSolution

Display indicates low battery voltage (key on and engine stopped).

Excessive start-stop operation.

Leave engine running longer.
 

Low charging voltage.

Check charging circuit. (See your John Deere dealer.)
 

High resistance in circuit.

Check charging circuit. (See your John Deere dealer.)
 

Defective battery.

Recharge or replace.

Display indicates low charging voltage (engine running).

Low engine speed.

Increase speed.
 

Defective battery.

Recharge or replace.
 

Defective alternator.

Check alternator. (See your John Deere dealer.)
 

Slipping belt.

Check automatic belt tensioner or replace belt.

Display indicates excessive charging voltage.

Faulty connection to alternator.

Check wiring connections.
 

Defective regulator.

Check alternator. (See your John Deere dealer.)

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