Gear ratio error in 1st gear.
Trouble code P0731 means:Gear 1 incorrect ratio
Trouble code P0731 means: Incorrect gear ratio, first gear
Trouble code p0731 means: A/T Additional Gear Ratio Error In First Gear
Trouble code P0731 means: Incorrect gear ratio, first gear
Trouble code P0731 means:Gear 1 incorrect ratio
Trouble code p0731 means: A/T Additional Gear Ratio Error In First Gear
P0700 EATX code present. P0731 Gear ratio error in first gear.
Trouble code P0731 means: A/T Additional Gear Ratio Error In First Gear
Trouble code P0731 means: A/T Additional Gear Ratio Error In First Gear
Trouble code P0731 means:Gear 1 incorrect ratio
P0731 Gear I Incorrect ratio
Ah, honey, code P0731 on a Mercury Cougar means your transmission is throwing a fit because it's not shifting into first gear properly. It's basically saying, "Hey, we got a problem here!" Time to take that Cougar to a mechanic before it decides to throw an even bigger tantrum.