Engine Overview and Common Failures
The weight of the 5A-FE engine according to the catalog is 126 kg. The engine number 5A-FE is located to the right of the exhaust manifold. Knocking under the hood. In general, engines of the A series do not have design flaws and all problems are related to their lifespan, but there are complaints on some forums about knocking of piston pins after 100,000 km. Before diving into the engine, check the valve clearance, perhaps they are causing the noise. Electrical problems. The second most common complaints are electrical failures, sensors often malfunction. A burnt lambda sensor can double fuel consumption, and with a faulty engine temperature sensor, the engine often refuses to start at all. Excessive oil consumption. On high mileage, owners of vehicles with this engine often encounter excessive oil consumption. The reason is quite banal: it is worn oil control rings or piston rings. Minor breakdowns. Since this engine is already in its old age, it regularly has minor issues: ignition system failures are more common than others, and crankshaft seals often leak. Injectors and throttle quickly get dirty, leading to fluctuating RPMs.