P0278 MERCEDES-BENZ Code - Cylinder 6 Contribution/Balance Fault
|P0278 MERCEDES-BENZ code possible causes
- Dirty Fuel Injector 6
- Faulty Fuel Injector 6
- Plugged Fuel Injector 6
- Fuel injector 6 harness is open or shorted
- Fuel injector 6 circuit poor electrical connection
|How do I fix the P0278 MERCEDES-BENZ code?Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.
|P0278 MERCEDES-BENZ code tech notesClogged or partially clogged fuel injector can cause this code. Start by performing an injector flush before replacing the injector.
|Cost of diagnosing the P0278 MERCEDES-BENZ code
Labor: 1.0The cost of diagnosing the P0278 MERCEDES-BENZ code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.
|What are P0278 MERCEDES-BENZ code possible symptoms?
- Engine Light ON (or Service Engine Soon Warning Light)
- Engine Misfire
- Engine Run Rough
- Low MPG
|P0278 MERCEDES-BENZ code descriptionCode P0278 is triggered when the Engine Control Module (ECM) detects that the acceleration rate of the crankshaft for Cylinder 6 was less than a calibrated amount. During normal conditions, the ECM turns the Fuel Injectors ON and OFF in the Fuel Injection System.
|Need more information with the P0278 MERCEDES-BENZ code?Need more information on how to fix the P0278 MERCEDES-BENZ code? Get Access to Factory Service Manuals
|Need help with a P0278 MERCEDES-BENZ code?Get the P0278 Mercedes-benz code diagnosed by a professional: Find a repair shop in your area
|P0278 MERCEDES-BENZ code commentsHelp us improve AutoCodes.com. Leave a comment below or tell us if the information above helps you fix the code. What are the symptoms on your vehicle for the P0278 Mercedes-benz code? Have you replaced any parts?
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