Transmission Diagnostic Codes

Transmission problems can be expensive. Understanding these codes can save you thousands in unnecessary repairs.

P0700 High

Transmission Control System Malfunction

The transmission control module has detected a malfunction in the transmission control system. This is a general code that indicates other transmission codes may be present.
P0701 High

Transmission System Code P0701

Transmission control system malfunction affecting gear shifting and operation.
P0702 High

Transmission System Code P0702

Transmission control system malfunction affecting gear shifting and operation.
P0703 High

Transmission System Code P0703

Transmission control system malfunction affecting gear shifting and operation.
P0704 High

Transmission System Code P0704

Transmission control system malfunction affecting gear shifting and operation.
P0705 High

Transmission System Code P0705

Transmission control system malfunction affecting gear shifting and operation.
P0706 High

Transmission System Code P0706

Transmission control system malfunction affecting gear shifting and operation.
P0707 High

Transmission System Code P0707

Transmission control system malfunction affecting gear shifting and operation.
P0708 High

Transmission System Code P0708

Transmission control system malfunction affecting gear shifting and operation.
P0709 High

Transmission System Code P0709

Transmission control system malfunction affecting gear shifting and operation.
P0710 High

Transmission System Code P0710

Transmission control system malfunction affecting gear shifting and operation.
P0711 High

Transmission System Code P0711

Transmission control system malfunction affecting gear shifting and operation.
P0712 High

Transmission System Code P0712

Transmission control system malfunction affecting gear shifting and operation.
P0713 High

Transmission System Code P0713

Transmission control system malfunction affecting gear shifting and operation.
P0714 High

Transmission System Code P0714

Transmission control system malfunction affecting gear shifting and operation.
P0715 High

Transmission System Code P0715

Transmission control system malfunction affecting gear shifting and operation.
P0716 High

Transmission System Code P0716

Transmission control system malfunction affecting gear shifting and operation.
P0717 High

Transmission System Code P0717

Transmission control system malfunction affecting gear shifting and operation.
P0718 High

Transmission System Code P0718

Transmission control system malfunction affecting gear shifting and operation.
P0719 High

Transmission System Code P0719

Transmission control system malfunction affecting gear shifting and operation.
P0720 High

Transmission System Code P0720

Transmission control system malfunction affecting gear shifting and operation.
P0721 High

Transmission System Code P0721

Transmission control system malfunction affecting gear shifting and operation.
P0722 High

Transmission System Code P0722

Transmission control system malfunction affecting gear shifting and operation.
P0723 High

Transmission System Code P0723

Transmission control system malfunction affecting gear shifting and operation.
P0724 High

Transmission System Code P0724

Transmission control system malfunction affecting gear shifting and operation.
P0725 High

Transmission System Code P0725

Transmission control system malfunction affecting gear shifting and operation.
P0726 High

Transmission System Code P0726

Transmission control system malfunction affecting gear shifting and operation.
P0727 High

Transmission System Code P0727

Transmission control system malfunction affecting gear shifting and operation.
P0728 High

Transmission System Code P0728

Transmission control system malfunction affecting gear shifting and operation.
P0729 High

Transmission System Code P0729

Transmission control system malfunction affecting gear shifting and operation.
P0730 High

Incorrect Gear Ratio

The transmission is not achieving the correct gear ratio. The actual gear ratio does not match what the transmission control module expects.
P0731 High

Transmission System Code P0731

Transmission control system malfunction affecting gear shifting and operation.
P0732 High

Transmission System Code P0732

Transmission control system malfunction affecting gear shifting and operation.
P0733 High

Transmission System Code P0733

Transmission control system malfunction affecting gear shifting and operation.
P0734 High

Transmission System Code P0734

Transmission control system malfunction affecting gear shifting and operation.
P0735 High

Transmission System Code P0735

Transmission control system malfunction affecting gear shifting and operation.
P0736 High

Transmission System Code P0736

Transmission control system malfunction affecting gear shifting and operation.
P0737 High

Transmission System Code P0737

Transmission control system malfunction affecting gear shifting and operation.
P0738 High

Transmission System Code P0738

Transmission control system malfunction affecting gear shifting and operation.
P0739 High

Transmission System Code P0739

Transmission control system malfunction affecting gear shifting and operation.
P0740 Medium

Torque Converter Clutch Circuit Malfunction

The torque converter clutch is not engaging or disengaging properly. This affects fuel economy and transmission operation.
P0741 High

Transmission System Code P0741

Transmission control system malfunction affecting gear shifting and operation.
P0742 High

Transmission System Code P0742

Transmission control system malfunction affecting gear shifting and operation.
P0743 High

Transmission System Code P0743

Transmission control system malfunction affecting gear shifting and operation.
P0744 High

Transmission System Code P0744

Transmission control system malfunction affecting gear shifting and operation.
P0745 High

Transmission System Code P0745

Transmission control system malfunction affecting gear shifting and operation.
P0746 High

Transmission System Code P0746

Transmission control system malfunction affecting gear shifting and operation.
P0747 High

Transmission System Code P0747

Transmission control system malfunction affecting gear shifting and operation.
P0748 High

Transmission System Code P0748

Transmission control system malfunction affecting gear shifting and operation.
P0749 High

Transmission System Code P0749

Transmission control system malfunction affecting gear shifting and operation.