HomeP0734 · Code meaning and manufacturer information
Powertrain

P0734

Code meaning and manufacturer information

P0734

What does this code mean?

The wording below belongs to the named make and communication. Match the complete code, reporting module, model year and engine before applying it.

A code identifies a detected condition, not a part that must automatically be replaced.

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A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

Manufacturer wording

Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.

Manufacturer communications

1

Original wording in English

17305

FORD

Reported code forms P0734

SOME VEHICLES BUILT BEFORE 9/16/03 EQUIPPED WITH A 4.6L/5.4L ENGINE AND 4R75E TRANSMISSION MAY EXHIBIT THE TRANSMISSION CONCERN INDICATOR LAMP (TCIL) ON WITH DIAGNOSTIC TROUBLE CODE P0733 (3RD GEAR RATIO ERROR) AND/OR…

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1

A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

MakeModelModel year
FordF-1502004

Before replacing a part

Record codes and freeze-frame data. Check battery condition, related codes and visible wiring or hose damage. Follow the vehicle's diagnostic procedure and test results before replacing parts.

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Can I keep driving?

A code alone cannot establish whether driving is safe. A flashing malfunction light, severe shaking, overheating, oil-pressure warning or loss of braking or steering needs prompt attention. Stop in a safe place and seek assistance when control or engine safety is affected. Follow the vehicle handbook.