What does engine code P0523 mean?

oil pressure sender
What the P0523 code means. This code means that the Powertrain Control Module, or PCM, finds that the engine oil pressure sender/sensor is too high. The cause could be mechanical or electrical. Most of the time, the issues fall into the electrical category.

Are there any problems with the 5.3 liter Chevy engine?

The 5.3 engine not only can succumb to engine sludge, but to faulty sensors. While this is a very common problem with this type of engine, it can be frustrating nonetheless. There are some quality oil sensors that will increase the performance.

Where do I find the trouble code on my Chevy?

These are listed in numerical order for easy searching. When retrieving Chevy trouble codes with an OBD II scan tool, proceed as follows: 1. Connect scan tool to the 16-pin data link connector (DLC) located underneath the steering column. The connector may have a removable cover. 2. Turn the ignition on. 3.

Which is the best diagnostic code for a Chevy check engine?

1 Refer to our Generic OBD II code list for definitions on all other Chevy diagnostic trouble codes. 2 Manufacturer Specific Codes 3 P0342 4 P1031 5 P1032 6 P1105 7 P1106 8 P1107 9 P1108 10 P1109 11 P1111 12 P1112 13 P1113 14 P1114 15 P1115 16 P1116 17 P1117 18 P1118 19 P1119 20 P1120

How to troubleshoot a GM 4.8L 5.3L?

You can find this tutorial in Spanish here: Cómo Diagnosticar y Resolver Una Falla en Cilindro (GM 4.8L, 5.3L, 6.0L) (at: autotecnico-online.com ). The core symptom of a misfire is rough idle. This isn’t the only symptom that your GM van, pickup or SUV might experience… here are some more that you might see:

What is the trouble code on a Chevy Silverado?

One of the most common trouble codes with all Chevy vehicles is the P0430. This code number references a number that is given to you when you plug your Chevy Silverado into a OBDII scanner. It doesn’t matter which model you have, this OBDII code has the same meaning for all of them (1996 models and newer).

What causes a service engine light on a Chevy Silverado?

Service Engine Light – Often, this is the only symptom of the Chevy Silverado P0430 code. There are many things that can cause the P0430 trouble code in your Silverado. Here are the most common ones. Oxygen Sensor – The P0430 codes is thrown when the oxygen sensors on both sides of the exhaust have very similar readings.

Why is the TPS on my Chevy Silverado 1500 not working?

The throttle position sensor (TPS) on the Chevrolet Silverado 1500 is notorious for failure which causes: This issue is related to the throttle position sensor, and can be caused by faulty wiring to the TPS, bad connection at the TPS, or a failed TPS.

Why does my Silverado Sierra have a white smoke code?

So, while giving my engine the Seafoam upper engine treatment through the brake booster vacuum tube, I got underneath and noticed some white smoke seeping out of the junction where the exhaust pipe leading to the muffler bolts up to the crossover pipe. While this is an exhaust leak, it is after the downflow O2 sensor that is causing the code.