Allison 3000 & 4000 Gen 4 Fault Code: P0722 Output Speed Sensor Circuit No Signal
Allison 3000 & 4000 Gen 4 Fault Code: P0726 Engine Speed Sensor Circuit Performance
Allison 3000 & 4000 Gen 4 Fault Code: P0727 Engine Speed Sensor Circuit No Signal
Allison 3000 & 4000 Gen 4 Fault Code: P0729 Incorrect 6th Gear Ratio
Allison 3000 & 4000 Gen 4 Fault Code: P0731 Incorrect 1st Gear Ratio
Allison 3000 & 4000 Gen 4 Fault Code: P0732 Incorrect 2nd Gear Ratio
Allison 3000 & 4000 Gen 4 Fault Code: P0733 Incorrect 3rd Gear Ratio
Allison 3000 & 4000 Gen 4 Fault Code: P0734 Incorrect 4th Gear Ratio
Allison 3000 & 4000 Gen 4 Fault Code: P0735 Incorrect 5th Gear Ratio
Allison 3000 & 4000 Gen 4 Fault Code: P0736 Incorrect Reverse Ratio