Chrysler Town & Country Limited 4.0L P0344 buck and jerk on deceleration and over 3000 RPM

VEHICLE:  2008 Chrysler Town & Country Limited 4.0L, V6, MFI, SOHC, VIN X

MILEAGE:  168,000

Customer Concern:

Code P0344 buck and jerk on deceleration and over 3000 RPM.

Tests:

1. Labscope the Camshaft Position (CMP) Sensor and Crankshaft Position (CKP) Sensor compare to good pattern.

2. If Cam and Crank pattern's are shifted, or erratic remove cam sensor and inspect cam gear tone wheel for any movement with screw driver. If tone wheel is loose, replace camshaft gear.


Potential Causes:

Camshaft Position (CMP) Sensor
Camshaft Position (CMP) Sensor Tone Wheel
Crankshaft Position (CKP) Sensor
Crankshaft Position (CKP) Sensor Wiring
Camshaft Position (CMP) Sensor Wiring
Timing Belt

Confirmed Fix:

Replaced Camshaft Position (CMP) Sensor Tone Wheel


Tech Tips:

We have had reports of the tone wheel being lose on the Cam gear on the 4.0 liter engine.

2008 Chrysler Town & Country Limited 4.0L P0344 buck and jerk on deceleration and over 3000 RPM