HomeC1556 · Code meaning and manufacturer information
Chassis

C1556

Code meaning and manufacturer information

C1556

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 communications

1

Original wording in English

17-002-15

RAM

Reported code forms C1556-14

Air Suspension Compressor Inoperative This bulletin involves replacing the Air Suspension Compressor Assembly. A small number of customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further…

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Check vehicle applicability

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

MakeModelModel year
Ram35002014

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.