Understanding GDI's complexities — including injector design, spray patterns, and carbon buildup — is crucial for effective diagnosis and maintenance, especially as these systems become more prevalent in vehicles.
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A client of mine was faced with a 2008 Jeep Wrangler with a 3.8L engine. For unknown reasons, the engine was previously replaced with three different units, and at least one replacement PCM. Given this information, what would you do next? Fix the wiring first and re-examine Replace the CMP sensor and re-examine Condemn the...
Welcome to the latest episode of Mastering Diagnostics with Motor Age Technical Editor Brandon Steckler. Think of a time when you were faced with a drivability fault and determined early that it appeared to have nothing to do with the engine itself, only to find out later that the test you relied on to determine mechanical...
