You are offline — AutoTools still works from your device.

Code

P0783

Transmission

3–4 shift malfunction

The 3–4 shift is not completing correctly.

Search another code

Most likely causes

Worn clutch pack
Faulty solenoid
Low fluid
Valve body wear

Symptoms you may notice

RPM flare on 3–4 shift
Harsh shift
Limp mode

Checks to run

Read live data during the 3–4 shift
Check fluid condition
Pressure test

Tools you may need

OBD-II scanner Transmission pressure gauge

Always diagnose before replacing. Codes share symptoms; confirm the cause with measurements before buying parts.

Related codes in Transmission

Transmission control system malfunction

Transmission range sensor (PRNDL) circuit malfunction

Output shaft speed sensor circuit malfunction

Incorrect gear ratio

Torque converter clutch circuit stuck off

Ask the AI mechanic

Hi! Ask me anything about your car — codes, noises, parts, maintenance.