The engine control unit (ECU), also commonly called an engine control module (ECM), is a type of electronic control unit that controls a series of actuators on an internal combustion engine to ensure optimal engine performance.The fuel injection system has the major role to control the engine's fuel supply. Replace it.
2003 Volkswagen Passat GLX 4Motion
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Maintenance & Repair
The check engine light on and there's oil on the ground. Where could it be coming from ?
2002 Volkswagen Passat GLS V6
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Maintenance & Repair
The "bucking" will continue for a minute and then eventually stop. It has also started to do the same while accelerating. The mechanic I went to just gave me a list of things that could possibly ...
2004 Volkswagen Passat GLX 4Motion Wagon
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Maintenance & Repair
I have a 2006 vw passat 2.0 100 k miles. It won't start I've put a new fuel pump on battery and new alternator and still no look on starting. I have had an auto elec to see if it's and wires they se...
2006 Volkswagen Passat
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Maintenance & Repair
I change spark plugs, wires, timing belts fine, fuel pump, 2 camshaft position sensors. It is getting fuel and spark but it will not start it just cranks
1999 Volkswagen Passat 4 Dr GLS V6 Sedan
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Maintenance & Repair
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