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P1777 Diagnostic Trouble Code Discussion for August 2014

Step Motor - Circuit Malfunction


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Trouble Ticket Help Requests for DTC P1777
Help Request Posted
1997 Jaguar Vanden Plas 4.0L Cuts out, Stall, Misfire, MIL Lamp on VIN: SAJKX6243V
Hi all in IATN land. Thank you for reading my post. According to the customer, the car would stall and would not restart for 30 min. I could not duplicate the symptom in the shop. I lab scoped the crank sensor an it would nor make 1 volt and the pattern was di...
August 25, 2014