P0255 Code - Injection Pump Fuel Metering Control 'A' Intermittent
Quick Answer
The P0255 code indicates that there is an intermittent issue with the injection pump fuel metering control 'A'. Common causes include Faulty injection pump fuel metering control 'A', Wiring or connection issues, Fuel system contamination. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- P0255 indicates Injection Pump Fuel Metering Control 'A' Intermittent.
- Common causes
- Common causes include Faulty injection pump fuel metering control 'A', Wiring or connection issues, Fuel system contamination.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
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Code P0255 Description
The P0255 code indicates that there is an intermittent issue with the injection pump fuel metering control 'A'. This component is responsible for regulating the amount of fuel that is delivered to the engine for combustion. When this control is not functioning properly, it can lead to inconsistent fuel delivery, which can result in poor engine performance, reduced fuel efficiency, and potential damage to the engine over time. The injection pump fuel metering control 'A' is a crucial part of the fuel system, as it ensures that the engine receives the correct amount of fuel under various driving conditions.
Common Causes of P0255
- Faulty injection pump fuel metering control 'A'
- Wiring or connection issues
- Fuel system contamination
- Clogged fuel filter
- Engine mechanical problems
Symptoms of P0255
- Engine misfires or rough idle
- Decreased fuel efficiency
- Engine hesitation or stalling
- Check Engine Light illuminated
- Loss of power under acceleration
How to Fix P0255
- Diagnose the specific issue with a scan tool to confirm the P0255 code.
- Inspect the wiring and connections related to the injection pump fuel metering control 'A'.
- Check for fuel system contamination and replace the fuel filter if necessary.
- Test the injection pump fuel metering control 'A' for proper function and replace if faulty.
- Clear the code and perform a test drive to ensure the issue has been resolved.
Cost to Fix P0255
The cost of repairing the injection pump fuel metering control 'A' intermittent issue can vary depending on the specific cause of the problem and the make and model of the vehicle. On average, the parts for this repair can range from $200 to $500, with labor costs adding another $100 to $200. Keep in mind that diagnosis time and labor rates can vary, so it's recommended to check with local auto repair shops for a more accurate estimate.
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Code P0255 Information for Specific Makes
- P0255 Mercedes-Benz — Injection Pump Fuel Metering Control 'A' Intermittent
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