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Home >> Dodge and Ram >> 2012 >> Challenger SXT Plus >> Repair and Diagnosis >> External Pages >> Different car >> Section 50 (Transmission Control Module (TCM) - Electrical Diagnostics) >> DTC Troubleshooting >> P0730-Incorrect Gear Ratio >> Possible Causes
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Possible Causes

WARNING: This page is about a different car, the 2012 Jeep Wrangler. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes 
LOW FLUID LEVEL
ABS DTCS PRESENT
TRANSMISSION SOLENOID, SPEED SENSOR AND/OR OTHER ELECTRICAL RELATED DTCS PRESENT
INTERMITTENT STICKING VALVE IN THE VALVE BODY
INTERNAL TRANSMISSION PROBLEM
TRANSMISSION CONTROL MODULE (TCM)

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to  STANDARD PROCEDURE  .