John Deere – 1023E, 1025R and 1026R – Fuel Shutoff Solenoid Test

[1] – Park machine safely.

[2] – Allow engine to cool.

[3] – Disconnect wiring harness from solenoid.

[4] – Use ohmmeter to check resistance across solenoid terminals.
a. Hold-in coil terminals A to C.
b. Pull-in coil terminals A to B.
c. Combined coils B to C.

[5] – Check for grounds or shorts between solenoid terminals (A, B, and C) and solenoid housing. There must be no continuity between any terminal and the solenoid housing.

[6] – If resistance does not meet specification, replace solenoid.