Reference meaning
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.
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.
Scan worksheet →Manufacturer wording
Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
P219C-00Cylinder 1 Air-fuel Ratio Imbalance
P219C00Cylinder #1 Air-Fuel Ratio Imbalance
Manufacturer communications
17Original wording in English
SUBARU
This bulletin announces design changes made to the fuel injector and fuel pipe in response to the DTCs listed DTC P030* / Engine Knocking / DTC P219C-D-E-F. (This is an revised version of the original bulletin.)
RAM
Loose Charge Air Cooler Case Crimp Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P219C-00 - Cylinder 1 Air-fuel Ratio Imbalance. ● P219D-00 - Cylinder 2 Air-fuel Ratio Imbalance. ● P219F-00 - Cylinder 4 Ai…
HONDA
Service Bulletin - The engine runs rough and makes a rattling noise, accompanied by DTC P0134 or P0135 due to a possible fuel injector leak causing a rich air/fuel (A/F) mixture that fouls the spark plug(s) and causing the PCM to misread the A/F sensor heater resistance. Other DTCs may also include: P0700, P0300, P219C, P219D, P…
KIA
TECHNICAL SERVICE BULLETIN: CYLINDER IMBALANCE DTC P219XXOO INSPECTION AND INJECTOR REPLACEMENT - This bulletin has been revised to include additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. This bulletin provides information regarding cylinder air-fuel ratio imbalance …
Check vehicle applicability
88A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
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.