Diagnostic Test
WARNING: This page is about a different car, the 2011 RAM Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
- OTHER DTCS
- Turn the ignition on.
- With the scan tool, read and record the freeze frame data.
- With the scan tool, read the Engine DTCs.
Are there other Crankshaft Position Sensor DTCs set?
Yes
- Repair any other Crankshaft Position Sensor DTCs.
No
- Go To 2.
- MECHANICAL OVERSPEED OF ENGINE NOTE:
The most likely cause of this DTC is a mechanical overspeed. Examples of this could be downshifting into to low of a gear on a manual transmission or pulling a heavy load on a steep downgrade.
- Visually inspect the engine for signs of mechanical overspeed. Such as, bent push rod, broken rocker arms, bent valves, flywheel bolts backing out, etc.
Did you notice any overspeed damage?
Yes
- Repair or replace any damaged components.
- Perform the POWERTRAIN VERIFICATION TEST - 6.7L. Refer to POWERTRAIN VERIFICATION TEST - 6.7L .
No
- Test Complete.
- Visually inspect the engine for signs of mechanical overspeed. Such as, bent push rod, broken rocker arms, bent valves, flywheel bolts backing out, etc.