Code PO731 refers to an issue with the transmission, specifically indicating that the "Gear Ratio Incorrect" is detected in first gear. To fix this, start by checking the Transmission Fluid level and quality, as low or dirty fluid can affect shifting. Then, inspect the transmission components, including the input and output sensors, for faults or damage. If necessary, perform a transmission recalibration or consult a professional mechanic for further diagnosis and repairs.
Trouble code P0731 means:Gear 1 incorrect ratio
P0731 Gear I Incorrect ratio
Trouble code P0731 means: Incorrect gear ratio, first gear
PO731 Gear ratio error in 1st gear. Possible causes:Low transmission fluid levelTransmission fluid dirtyDefective shift solenoidsTransmission hydraulic control circuit problemMechanic Problem with transmissionHave the transmission fluid and filter changed and if the problem does not go away seek professional help.
Input and output speed sensors in the transmission are the most likely cause, They fail alot, relatively cheap to repair, if left ignored can burn up the transmission.
How fix code P1140
Here is a video on how to fix engine code p0449
how fix Code P1140 fuel air
How can I fix Error code 80040154?
how can i fix the code po441 for toyta Camry 1998
this code came up what is it how do i correct or fix 98 cobra
how can i fix a trouble code p2106 on my ford f150