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P1135 Diagnostic Trouble Code Discussion for September 2004

Air Fuel Ratio Sensor (Bank 1 Sensor 1) Heater Circuit Malfunction

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Trouble Ticket Help Requests for DTC P1135
Help Request Posted
1997 Infiniti Q45 4.1L MIL Lamp on VIN: JNKBY31A4V
P1135: Variable cam timing system fault. The codes for both left and right bank variable cam timing systems come on simultaneously while driving with no pattern. At one time, the engine stumbled a little in the shop and we heard solenoids energizing. All voltages look good. There was a TSB that expla...
September 01, 2004