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P1111 Diagnostic Trouble Code Discussion for July 2009

IAT Sensor Circuit Intermittent High Voltage

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Trouble Ticket Help Requests for DTC P1111
Help Request Posted
2003 Jaguar XKR 4.2L long crank when cold VIN: SAJDA42BX3
P1111: manf controlled fuel and air. we hooked up fuel pressure guage has 55-65 psi no return system when u turn key off pressue drops to zero mitchell has no info on fuel system how long should it hold pressure? where r the common leaks
July 02, 2009