On the 3.7L V6 and 4.7L V8 the camshaft position sensor may fail and cause the engine to crank but not start or it can cause intermittent stalling. A failed camshaft sensor will require replacement.Google+
Car Problem Reports
Dodge Ram 1500 Cam Sensor Failure Causing no Start or Stalling
Dodge Ram 1500 Problem
Average Mileage: 105,839 mi (47,027 mi - 203,365 mi)
Visitor, 2002 Dodge Ram 1500, 203,365 mi
2002 RAM 5.9L V8 CRANKS BUT WILL NOT START IT HAS NO SPARK AND NO POWER TO THE COIL
Visitor, 2002 Dodge Ram 1500
I HAVE REPLACED CRANKSHAFT POS. SENSOR AND COIL, IM STILL NOT GETTING SPARK !
Visitor, 2005 Dodge Ram 1500, 47,027 mi
check engine light came on. computer showed cam sensor bad.4.7v8 will be fixed soon an not by dodge dealer.
Visitor, 2003 Dodge Ram 1500
Had sensor replaced 1 month ago it has gone out again, I will take it back to the repair shop when I can get it cranked!
Visitor, 2004 Dodge Ram 1500, 95,000 mi
cam postions senor problem
Visitor, 2002 Dodge Ram 1500, 89,000 mi
vehicle would shudder and stall as if out of fuel. Cam sensor was replaced ,no further problem.
Visitor, 2004 Dodge Ram 1500, 74,000 mi
5.7 Hemi engine stalling and difficult to re-start. Check engine light came on with Camshaft Position Sensor fault code.
Visitor, 2002 Dodge Ram 1500, 100,000 mi
Stalling we we would slow down at red lights or in slow traffic. We couldnt figure out what it was until it just wouldnt start. So we replaced the Cam Sensor and that solved the problem.
Visitor, 2003 Dodge Ram 1500, 98,000 mi
stalling at 3500 rpm
truck stalls and check engine light comes on.the reading is crankshaft sensor,but when replaced it got worse...help