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P0622 Diagnostic Trouble Code Discussion for January 2007

Generator Field Control Circuit Malfunction

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Trouble Ticket Help Requests for DTC P0622
Help Request Posted
1998 Jeep Cherokee SE 4.0L No Start, MIL Lamp on VIN: 1J4FJ28S0W
P0622: generator field not switching. Well i'm at a strange piont with this truck! it came in for crank but no start checked ckps and it tested bad! so i replaced it, truck started right up drove around parked it for a few hours and the beast wouldn't start up, pushed it in and was ready to ckeck ...
January 30, 2007