Toyota 1.8L Index of Articles

Testing trouble code P0141: Heated Oxygen Sensor Circuit (Sensor #2) on your 1.8L Toyota Corolla involves two basic tests. These two are: making sure the rear O2 sensor's... [read more]

When trouble code P0135: Heated Oxygen Sensor Circuit (Sensor #1) sets, it usually signals a problem with the internal heater of the upstream oxygen sensor. Thankfully,... [read more]

Having a fuel injector go bad doesn't happen every day but it does happen. When one does go bad, it'll cause your Toyota's engine to misfire and it'll idle rough. Testing... [read more]

In the table below you'll find the fuse location and description of the fuses of the driver side under-dash fuse box on 1.6L and 1.8L 1993-1996 Toyota Corolla. The fuse... [read more]

One of the most common automotive diagnostic issues I'm asked for help with, is diagnosing a car or pick-up that has developed a misfire (rough idle) after a tune-up was... [read more]

The throttle position sensor (TPS) on your 1998-2002 1.8L equipped Toyota Corolla can be easily tested with just a multimeter. Not only is this test fast and easy but... [read more]

In this tutorial, I'm gonna' show you just how easy it is to test the ignition coils on your 1.8L Toyota and find out if one of them is bad or not. These ignition coils are... [read more]

In this tutorial I'm gonna' show you how to test the intake air temperature (IAT) sensor of your Toyota equipped with a 1.8L 4 cylinder engine. The intake air temperature... [read more]

A misfire condition and its corresponding misfire trouble code can be the result one of many different components having failed... that troubleshooting its cause can seem... [read more]

Testing to see if the mass air flow (MAF) sensor on your Toyota 1.8L equipped Corolla is bad (or not) isn't hard. In this tutorial, I'm gonna' show you how to do it with... [read more]