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P1140 Diagnostic Trouble Code Discussion for May 2006

Intake Valve Timing Control Position Sensor Circuit Malfunction (Bank 1)


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Trouble Ticket Help Requests for DTC P1140
Help Request Posted
1996 Porsche 911 Carrera 3.6L MIL Lamp on VIN: W00AA2998T
P1140: Load Sensing. I am short on info for this car for P1140 code. ALLDATA says to check TPS and MAF sensors. Checked and found they seem OK. The STFT and LTFT also OK. From what I can tell, ECT and O2's are OK as well. No vacuum leaks found. Can anyone help?
May 01, 2006
1999 Porsche Boxster 2.5L No Start, Poor Idle Quality, Stall, MIL Lamp on VIN: WP0CA298XX
P1140: load sensing implausible. ... and codes for air injection and oxygen sensing adaptation. The customer's main complaint was hard start on hot soak. Replaced an air injection valve and mass air flow sensor. Air injection problem solved, but hard starting continues and codes P1128, P1130,...
May 19, 2006
2001 Nissan Pathfinder LE 3.5L MIL Lamp on VIN: JN8DR07Y01
P1140: Cam Sensor VTC Sensor. ... said he failed NJ state inspection for a check engine light being on. The code reported by the inspection agency was P1140. We checked it out and reviewed the posts on this subject on iATN. We performed an engine oil flush and then changed the oil (Mobil O...
May 26, 2006
2001 Nissan Pathfinder LE 3.5L MIL Lamp on VIN: JN8DR07Y01
P1140: Cam Sensor VTC Sensor. ... said he failed NJ state inspection for a check engine light being on. The code reported by the inspection agency was P1140. We checked it out and reviewed the posts on this subject on iATN. We performed an engine oil flush and then changed the oil (Mobil O...
May 28, 2006
2001 Nissan Sentra GXE 1.8L MIL Lamp on VIN: 3N1CB51D11
P1140: Intake Valve Timing Control Position Sensor Circuit Malfunction. ... reccuring code P1140 for intake cam position. All three sensors have been replaced, and the usual circuit testing finds no problems. Labscope shows the sensor outputting a nice squarewave. Yet the code persists, any thoughts or recommendations? Thank you v...
May 30, 2006