Emission Control Systems

Loose Gas Cap: Most Common Cause For A Check Engine Light

08/14/2024

So, a loose gas cap is among the many causes, for a (CEL) check engine light to come on. In fact, a loose gas cap, is actually the most common cause, of a (CEL) check […]

Oxygen Sensor (O2) Mounted on Exhaust Manifold

Oxygen Sensor (O2) – Rich Or Lean Engine Codes, What To Check

07/15/2024

Replacement of a good Oxygen Sensor, is a common mistake made by (DIY) mechanics all the time. So, before replacing any Oxygen Sensor, you must find the real problem first. First, the Oxygen Sensor is […]

(O2) Oxygen Sensors – Function, Failure Symptoms, And Testing

03/22/2024

EVERY VEHICLE BUILT SINCE THE EARLY 1980’s, HAS ONE OR MORE (O2) OXYGEN SENSORS INTEGRATED INTO THE EXHAUST SYSTEM. So, (O2) oxygen sensors, confirm, that the proper air/fuel ratio, is actually reaching the engine. Consequently, […]

(EVAP) Evaporative Emission System – Function – Failure – Testing

02/11/2024

The function of the (EVAP) evaporative emission system, is to trap and store evaporative fuel emissions. Therefore, the (EVAP) evaporative emission system totally eliminates fuel vapors, as a source of air pollution. However, sealing the […]

Emission Thermactor Plugs – For Small Block Ford Cylinder Heads

01/31/2024

So, ford has used emission thermactor plugs, for small block heads for many years. These emission thermactor plugs are useful, when installing a pair of emissions legal heads, on a non-emissions engine. So, ford designed […]

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