John Deere – 1023E, 1025R and 1026R – Instrument Control Cluster (ICC) Diagnosis
ICC Circuit — Test Procedure A: CONDITIONS: – Machine parked, park brake locked – Battery fully charged – The following circuits tested: Power Charging Cranking PTO Lighting – Transmission in NEUTRAL – PTO On—Off switch to OFF – Digital voltmeter (–) lead to battery negative post – Digital voltmeter (+) lead to designated test point… Read More »