Hi everyone recently I had a starter go out on c13 acert replaced but no start new starter new batteries due to cold snap last week and one leaking acid both batteries have 12.6 volt the starter solenoid has 25 volt on positive key switch has 25volt turn the key click click have replaced the solinoid on firewall as well along with fuses in harness done continuity test all wire came back good any advice or wiring diagram much appreciated sorry if grammer isn't perfect
If it’s an industrial engine there is likely to be an electrical schematic lurking somewhere. However to track it down requires the engine Serial Number as a starting point.