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P0340 Diagnostic Trouble Code Discussion for January 2008

CMP Sensor Circuit Malfunction


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Trouble Ticket Help Requests for DTC P0340
Help Request Posted
1999 Ford Explorer XL 4.0L MIL Lamp on VIN: 1FMYU22XOX
P0340: cam position signal curcuit failure. ... help me!! this is my first posting so bare with me. vehicle came in with the p0340 cam position sensor curcuit fuilure code. i have seen multipul problems with these sensors and the sycnronizors failing and breaking, so when i scoped the cam sensor and fou...
January 01, 2008
1998 Mazda 626 DX 2.0L MIL Lamp on VIN: 1YGVF22C8W
P0340: Camshaft Position Sensor Circuit Malfunction. ... code P0340 for camshaft position sensor. Checked sensor waveform on scope and it didn't look too bad, but not really knowing what the output should be, we installed a new sensor. The light comes back on almost immediately. Re-checked and the output of the ...
January 03, 2008
2000 Toyota Camry CE 2.2L MIL Lamp on VIN: 4T1BG22K2Y
P0340: Camshaft Position Sensor Circuit Malfunction. Help, PO340 code appears immediately on start up.vehicle has poor drivability. lab scoped cam and crank sensors at sensor connectors and at the ecm both patterns are good.wiring has to be good to the ecm or I would not have a good wave form..tested power and g...
January 03, 2008
1999 Ford Windstar SE 3.8L Poor Idle Quality, Surge, Stall, MIL Lamp on VIN: 2FMZA5245X
P0340: Cam Sensor. Hi Guys. This windstar is running erratic and stalling when cold. Sometimes it will set a 0340 when it snorts and bucks in the morning. I have scoped the cam & crank sensors when this is happening and they look good to me.I did this at the pcm. No water da...
January 07, 2008
2005 Nissan Sentra 1.8L Cuts out, MIL Lamp on VIN: 3N1CB51D75
P0340: Camshaft Position Sensor Circuit Malfunction (Bank 1). good afternoon techs,heres the problem.owner says car has been fine till this point in its life.upon diagnosis we we found code po340.test driving we found car runs fine till 5000 rpms then the car seems to hit the rev limiter.first time it puts the code in pe...
January 08, 2008
2005 Ford F-150 FX4 5.4L Poor Idle Quality VIN: 1FTPW14515
P0340: cat eff bank 2. hopefully get some ideas from ford techs here,vehicle came into us misfiring.#6 cylindr was stuck wide open and hydroliced the engine bending the con rod.one of our techs pulled the driverside head and replace the piston and rod.vehicle left ok.a week later th...
January 12, 2008
1999 Ford Explorer XL 4.0L MIL Lamp on VIN: 1FMYU22XOX
P0340: cam position signal curcuit failure. ... help me!! this is my first posting so bare with me. vehicle came in with the p0340 cam position sensor curcuit fuilure code. i have seen multipul problems with these sensors and the sycnronizors failing and breaking, so when i scoped the cam sensor and fou...
January 15, 2008
2001 Hyundai Sonata 2.4L No Start, Cuts out VIN: KMHWF25S21
P0340: Camshaft Position Sensor 'A' Circuit Malfunction. There was several codes stored in vehicle 8 to be exact . po401 egr. po340 cam sensor, po300 random misfire, po102 mass air flow, po725 engine input circuit, two transmission shift solenoid problems . Reset codes and 2 returned 1 po340 cam sensor, and po102 ma...
January 24, 2008
2001 Chrysler PT Cruiser 2.4L No Start, Stall, MIL Lamp on VIN: 3C4FY4BB31
P0340: Camshaft Position Sensor Circuit Malfunction. ... puzzle. It started with a code P0725, engine rpm signal. A Crank Position Sensor took care of that code, has never came back. The new code is P0340, cam position sensor. Installed an new aftermarket sensor and driving the car for 5 to 6 miles and back into...
January 29, 2008
2001 Chrysler PT Cruiser 2.4L No Start, Stall, MIL Lamp on VIN: 3C4FY4BB31
P0340: Camshaft Position Sensor Circuit Malfunction. ... puzzle. It started with a code P0725, engine rpm signal. A Crank Position Sensor took care of that code, has never came back. The new code is P0340, cam position sensor. Installed an new aftermarket sensor and driving the car for 5 to 6 miles and back into...
January 30, 2008
2003 Jeep Liberty Sport 3.7L No Start, Stall VIN: 1J4GL48K63
P0340: Camshaft Position Sensor Circuit Malfunction. this vehicle came in with a complaint of stalling and check engine light on. checked codes found code po340 cam sensor circuit, checked wiring and sensor output was ok replaced cam sensor and test drove vehicle ran fine but i was not comfortable with it so let...
January 30, 2008