Remove the oil sending unit and install a test guage.
That will atleast tell you if it's a mechanical problem.
Get this checked out fast!
Got any warranty left?
There is also a TSB that applies for your condition
Models: 2007 (D1/DH/DR) Ram Truck
This bulletin involves selectively erasing and reprogramming the Engine Control Module (ECM) with new software.
The following enhancements are included with this software:
Improved engine cooling (radiator fan activation) and prevention of possible engine
overheat. When coolant temperature faults are present the radiator fan is enabled
(turned on) during vehicle operation.
Correction to oil pressure reading when engine is operating at higher engine
temperatures above 91°C (195°F).
Improvement to the Temperature Sensor Rationality Test to prevent possible false
test failures and their following related Diagnostic Trouble Codes (DTC's):
a. DTC P0071 - Inlet Air Temperature Sensor Rationality.
b. DTC P0111 - Intake Air Temperature (IAT) Sensor Rationality.
c. DTC P0514 - Battery Temperature Sensor Rationality.
Additional Water-in-Fuel (WIF) warning added to indicate that the operator has had a
WIF DTC P2269 and has continued to operate (drive) the vehicle in excess of 500
miles without draining the water from the fuel filter. The following is the new WIF DTC
that has been added:
a. DTC P0169 - WIF Too Long Error
**Improvement to the Fuel Pressure Rationality Test to prevent possible false test failures and the following related Diagnostic Trouble Code:
a. DTC P0191 - Fuel Rail Pressure Sensor Circuit Performance (2004.5 to 2005 M.Y. vehicles).**
97 Ram Sport ext 4x4, 5.9L gas, 3" pro comp lift w dual shocks, 3:55 trac lock
Lt305/70R16 Kumho KL-78, K&N FIPK, Mopar Performance wires and cap, Stainless shorty headers, Walker exhaust. All syn lubes. Sirius sat radio! Magellan GPS
2003 Grand Caravan Sport. 3.3L No toys in it. Nobody's cool in a Minivan...